Climate Justice Realism: A Manifesto for Transforming International Law

Introduction: A Planetary Crisis Beyond the Old Order

Climate change is not merely an environmental crisis—it represents a profound civilizational challenge that exposes the inherent limitations of our existing international legal order. The world’s hottest years on record and escalating climate-related disasters are unfolding within an international system still fundamentally structured by Westphalian principles, which emphasize absolute state sovereignty and strict non-intervention in domestic affairs. These principles, developed centuries ago in a vastly different historical context, now significantly hinder the urgent global collaboration and enforceable accountability required to address severe climate harms effectively.

The framework of "climate justice realism" begins with a frank recognition: in order to prevent catastrophic climate breakdown and meaningfully address its stark inequities, international law must undergo a fundamental shift—not just incrementally, but foundationally—in its core values, institutional structures, and mechanisms of enforcement. This manifesto aims to define clearly the shape and direction of that necessary transformation. It merges moral urgency with legal pragmatism, advocating for a reorientation of global governance toward the realities of our shared, increasingly vulnerable atmosphere and the urgent moral demand for justice, equity, and accountability for both present communities and future generations.

At its core, climate justice realism emphasizes that the survival of peoples and ecosystems must take precedence over unrestricted state rights. It explicitly identifies and challenges the inherent structural limitations of an international system historically rooted in the principles of absolute sovereign autonomy and non-intervention. Climate justice realism insists on a critical reframing: sovereignty must be understood not as an unconditional right, but as a profound responsibility to protect and preserve the global commons and vulnerable populations.

In this manifesto, we:

• Critically examine current international legal doctrines—particularly absolute state sovereignty, the principle of non-intervention, and the state-centric model of responsibility—that significantly obstruct effective climate action and hinder meaningful reparations for climate-induced harms.

• Articulate a robust legal rationale to curtail and override the sovereign rights of petrostates to continue unchecked fossil fuel extraction. Simultaneously, we address and incorporate the justice claims of formerly colonized nations that have historically suffered exploitation under existing international legal regimes.

• Propose both theoretical frameworks and practical institutional models for achieving a rapid and comprehensive transformation of international law. In doing so, we draw insights and precedents from diverse sources, including the Paris Agreement's cooperative structure, the accountability standards established by the Nuremberg Principles, enforcement mechanisms within the World Trade Organization (WTO), and emerging climate jurisprudence exemplified by developments such as the International Court of Justice’s climate advisory opinion initiative.

• Outline explicit, actionable legal mechanisms and institutional structures designed to accelerate the global transition away from fossil fuels. These include the establishment of a legally binding fossil fuel phase-out framework, the creation of an equitable clean energy reparations fund, and the development of stringent enforcement tools such as international climate tribunals and targeted trade sanctions aimed explicitly at protecting the climate.

• Provide a detailed strategic roadmap for mobilizing international legal scholars, global policymakers, and transnational activist networks. This coordinated effort will transform the vision articulated in this manifesto into tangible, enforceable realities.

This manifesto serves simultaneously as a philosophical declaration of core principles and a working blueprint for urgently needed legal reforms. Climate justice realism explicitly frames the climate crisis as an unprecedented global emergency demanding an equally unprecedented evolution in international law—analogous to how the profound shocks of World War II catalyzed revolutionary developments in international norms, including the establishment of the United Nations Charter, the codification of human rights, and the legal precedents set at the Nuremberg trials. Today’s ongoing and accelerating climate emergency demands an equally radical and foundational reimagining of international law to guarantee climate justice and ensure a livable future for all.

I. The Failures of the Current International Legal Order

1. Sovereignty and Non-Intervention as Climate Obstacles

The traditional concept of absolute state sovereignty, which grants nations the unrestricted right to exploit resources and pursue development within their territories, has become outdated and harmful in the context of climate change. Under the existing international legal framework, a petrostate can freely extract and burn fossil fuels, contributing significantly to global warming without meaningful accountability or external intervention. The principle of non-intervention compounds this problem by prohibiting other nations from interfering, treating climate disruption as a purely internal matter. This approach is entirely unsuitable for addressing climate change, a global issue whose consequences transcend national borders. Climate change has highlighted that sovereignty-based international law is inadequate for contemporary global challenges.

Territorial Mindset vs. Global Commons

Classical international environmental law recognizes a "no-harm" rule, mandating that states prevent significant transboundary environmental damage. However, even this principle is constrained under a sovereignty-centric system, relying heavily on voluntary cooperation. For instance, when Canada withdrew from the Kyoto Protocol and the U.S. exited the Paris Agreement, the lack of binding enforcement mechanisms allowed them to do so without substantial consequences. While the Paris Agreement is a diplomatic achievement, it highlights these sovereignty limitations by relying on Nationally Determined Contributions (NDCs) set independently by states, with enforcement mechanisms limited to peer pressure and transparency rather than binding sanctions. Consequently, the Paris framework cannot guarantee the rapid and significant emissions reductions urgently required by climate science.

State-Centric Responsibility Gaps

International law's current focus on state actors inadequately addresses the accountability of multinational corporations and non-state entities contributing significantly to climate harm. Corporations such as Exxon and Shell exploit jurisdictional gaps, complicating efforts to hold them accountable on an international level. Victims often resort to domestic courts, exemplified by lawsuits like California's 2023 suit against major oil companies, accusing them of knowingly misleading the public about the impacts of fossil fuels. Although these domestic cases represent important steps towards accountability, their existence underscores the lack of an integrated international mechanism specifically designed to address corporate climate accountability.

Fragmented, Inequitable Responses

The existing international legal system also falls short in ensuring equity and fairness in climate action. Wealthier nations and major polluters frequently dominate negotiations, marginalizing the perspectives and interests of the most climate-vulnerable states. This structural imbalance means that countries contributing least to climate change suffer disproportionately. Principles like "common but differentiated responsibilities" exist, recognizing varying obligations based on historical emissions and capacity, but these remain soft guidelines rather than enforceable obligations. Consequently, affected communities rarely receive adequate support or reparations, perpetuating systemic injustice.

2. Historical Injustice and Climate Colonialism

The current international legal regime also grapples inadequately with the legacies of colonial exploitation. Many formerly colonized countries are now pressured to leave their fossil fuel resources unexploited, despite their historical experiences of resource extraction and exploitation by colonial powers. This creates critical questions of equity and justice, raising the issue of who has the right to develop and who owes reparations.

Colonial Emissions and Skewed Responsibility

Colonial powers historically industrialized and emitted significant greenhouse gases, benefiting from resources extracted from colonies like Nigeria and India. Recent studies show that including colonial-era emissions significantly increases the historical responsibility of imperial powers, such as the UK, which moves from the 8th to the 4th largest historical emitter when colonial emissions are included. Yet, international climate agreements have not adequately integrated these historical realities, despite the demands of developing countries that the Global North fulfill its historical responsibilities through increased emissions reductions and financial support. Climate justice realism demands rectifying this imbalance through enforceable legal mechanisms.

Sovereignty for Whom?

The principle of permanent sovereignty over natural resources, a critical component of post-colonial sovereignty meant to protect newly independent states from neo-colonial exploitation, has become problematic. It is often invoked to justify ongoing fossil fuel extraction, though the primary beneficiaries are frequently foreign corporations or domestic elites rather than ordinary citizens. This contradiction is exemplified in Nigeria’s Niger Delta, where decades of unchecked oil extraction by multinational corporations, enabled by corrupt governments and complicit foreign states, have caused severe environmental devastation. Such scenarios illustrate the necessity of redefining sovereignty to prevent it from serving as a shield for corporate impunity and environmental degradation.

Climate as the New Colonial Question

Climate change is increasingly perceived in the Global South as a contemporary form of colonial injustice, where wealthier countries built their prosperity on carbon-intensive growth and now demand poorer nations to curb their emissions without sufficient support. Without systemic changes to international law, climate action risks creating a form of climate apartheid, with affluent nations benefiting from green technologies while poorer nations remain vulnerable. The international legal system further exacerbates these inequalities through mechanisms like investor-state dispute settlements, exemplified when Italy had to compensate an oil company for halting environmentally harmful activities. Climate justice realism requires removing such legal perversities to prioritize environmental and human rights over corporate interests.

3. Urgency, Security, and the Limits of Incrementalism

   
   

Finally, the current international legal order's incremental approach is disastrously inadequate given the existential urgency posed by climate change. Climate science underscores a rapidly closing window to prevent catastrophic, irreversible damage. However, international law continues to rely on slow negotiations, voluntary commitments, and ineffective enforcement measures. The United Nations Security Council, designed to address threats to global peace and security, remains largely ineffective on climate issues due to geopolitical disputes and restrictive interpretations of its mandate. As climate change increasingly threatens national stability and global security, the slow, incremental nature of international legal responses becomes indefensible. Immediate, decisive, and binding action is essential.

In summary, the status quo of international law—characterized by rigid sovereignty principles, insufficient enforcement, and historical injustices—is incapable of addressing the contemporary climate crisis effectively. Climate justice realism calls for a profound paradigm shift, moving from independent sovereignty to collective global responsibility. This shift demands new principles, stricter regulations, and robust compliance mechanisms to protect vulnerable populations and our shared global environment. The following sections outline the blueprint for achieving this transformation.

II. Principles of Climate Justice Realism: Reimagining Foundations

Climate justice realism rests on several core principles that will guide the overhaul of international law. These principles blend moral imperatives (justice, equity, protection of life) with legal innovations (new rights, duties, and norms). They are informed by decades of climate justice scholarship and activism, as well as practical lessons from other transformative legal moments. We set them out here as a manifesto:

Principle 1: Planetary Responsibility Supersedes Absolute Sovereignty

States remain important actors, but their right to exploit resources or emit greenhouse gases stops where the planet’s ecological limits begin. In legal terms, the sovereign right to develop must be constrained by an overarching duty to prevent catastrophic harm to the global climate system. This principle elevates the atmosphere, oceans, and biosphere as the shared inheritance of humanity—a global commons—for which all states are trustees. It echoes concepts of “common concern of humankind” and intergenerational equity, clarifying that no state has the “freedom” to inflict climate chaos on others. We call for recognition of a universal obligation erga omnes (owed to all) to protect the climate, trumping inconsistent sovereignty claims in conflicts. Practically, this principle underpins measures like an international ban on new coal, oil, and gas development—a state cannot cite sovereignty to open new fossil fuel projects pushing the world beyond 1.5°C.

Principle 2: Differentiated Responsibilities and Climate Justice

All states have a duty to act on climate change, but not all duties are equal. Countries and companies that emitted and benefited most from fossil-fueled growth must bear the greatest burdens—rapidly cutting emissions to zero, financing transitions, and compensating loss and damage. Conversely, nations with smaller historical footprints and fewer resources should receive leeway and support. This expands the UNFCCC’s equity principle of “common but differentiated responsibilities and respective capabilities” (CBDR-RC) into enforceable standards. Climate justice realism demands historical climate debts be repaid: wealthy economies should reach net-zero well before 2050, while least developed countries may have extended timelines. Equity is a practical necessity; global cooperation succeeds only if perceived as fair. Our framework would establish binding differentiation criteria—wealthier nations phase out extraction fastest, and poorer countries receive financial support for just transitions. Reparative justice is essential—not charity, but rectification.

Principle 3: The Right to a Healthy Climate and the Rights of Nature

We endorse the recognition of a human right to a clean, healthy, and sustainable environment, supported by numerous states and the UN General Assembly. Every person, especially indigenous and marginalized communities, should have the right to a stable climate and redress when violated. This principle frames climate change as a human rights crisis, linked to rights to life, health, food, water, and shelter. It provides a legal basis for individuals and communities to demand action. Additionally, climate justice realism extends rights to nature, recognizing legal personhood for ecosystems (rivers, forests, glaciers) as tools to protect Earth’s life-support systems. International law should acknowledge nature's intrinsic value beyond mere property or resources.

Principle 4: Accountability Across Borders – Ending Impunity for Climate Harm

No actor—state, corporation, or investor—should evade accountability for climate destruction. Climate justice realism insists on cross-border accountability, internationalizing the "polluter pays" principle. If a company in State A harms communities in State B through emissions or environmental damage, victims must have effective legal recourse. We advocate new norms of transboundary environmental liability and expanded jurisdiction for courts to address climate claims across borders. We also support establishing international civil liability regimes for climate damages, imposing strict liability on major emitters for impacts like storms, sea-level rise, and crop failures suffered by vulnerable nations. Those causing climate harm must bear its costs, not innocent victims. Climate harm and ecocide should be treated as international crimes (see Principle 5).

Principle 5: Climate Destruction as an International Crime – From Ecocide to Accountability of Leaders

Just as genocide and crimes against humanity were criminalized, climate destruction must be similarly outlawed internationally. We advocate recognizing Ecocide—severe, widespread, or long-term environmental damage—as a crime under international law. Legal experts have defined ecocide as “unlawful or wanton acts committed with knowledge of substantial likelihood of severe and widespread or long-term environmental damage.” If adopted by ICC member states, ecocide would join genocide, war crimes, crimes against humanity, and aggression as prosecutable offenses, holding corporate executives and government leaders personally accountable. This revolutionary step explicitly protects the environment, acknowledging climate collapse as an existential threat akin to war. Existing international crimes could already cover severe climate harm, and leaders who knowingly endanger planetary futures must face accountability, echoing the Nuremberg principle that higher duties to humanity exist.

Principle 6: Urgency, Prevention, and Precaution – Act Now, Not Later

Given potentially irreversible climate tipping points, international law must embody urgency. The precautionary principle demands preventive action despite uncertainty, but climate justice realism goes further—since we have scientific certainty of dire consequences, proactive measures are imperative. We propose legally declaring a global climate emergency, empowering international bodies to take extraordinary measures. Binding deadlines and triggers must be set, such as peaking global emissions by 2025 and halving them by 2030, with automatic sanctions for non-compliance. Delaying action imposes greater burdens on future generations, a discrimination against the young and unborn. Law must prioritize swift emissions reduction and proactive adaptation, preventing harm rather than reacting afterward.

Principle 7: Integration of Climate Justice into All Areas of Law (Mainstreaming)

Climate change intersects human rights, trade, finance, development, and security. Climate justice realism insists all international legal regimes must incorporate climate considerations. Trade law should facilitate, not obstruct, climate action (e.g., permitting carbon tariffs). Investment law must protect states’ rights to regulate decarbonization without investor lawsuits. Human rights law should interpret rights to life and health to include climate protection duties. Refugee law should evolve to adequately support climate-displaced persons. Climate justice must permeate all legal domains, aligning fragmented regimes toward a coherent response focused on a livable planet and justice.

These principles form the normative backbone of climate justice realism, presenting a bold vision for an international legal order prioritizing climate catastrophe prevention and injustice remedy as paramount obligations—potentially elevated to peremptory norms (jus cogens). This foundational shift mirrors how human rights reshaped international law post-1945.

The next section explores concrete models and reforms, detailing how frameworks like the Paris Agreement and Nuremberg legacy inform our proposals, and outlines institutional innovations needed to actualize this vision.

III. Fast-Track Transformation: Learning from (and Moving Beyond) Existing Frameworks

Transforming international law for climate justice will not occur in a vacuum; we must carefully build upon existing legal frameworks, even as we radically reform them. In this section, we draw lessons from several key regimes and historical precedents, identifying elements to repurpose or adapt in the service of a swift and equitable climate transition.

A. The Paris Agreement and Beyond: From Voluntary Pledges to Binding Commitments

The 2015 Paris Agreement represented a significant diplomatic breakthrough—uniting all nations in the goal to hold warming “well below 2°C” and to pursue efforts to limit warming to 1.5°C. Its bottom-up pledge structure (Nationally Determined Contributions, or NDCs) was pragmatically designed to overcome Kyoto Protocol’s top-down limitations. However, its inherent weakness lies in its voluntary, soft-law character—lacking binding enforcement mechanisms. Climate justice realism insists we advance beyond these limits through several targeted reforms:

Turning Aspirations into Binding International Law

The ambitious temperature targets (1.5°C and net-zero emissions by mid-century) must become binding obligations embedded within international law. This could involve either amending the existing Paris Agreement or establishing a new protocol with clear, enforceable carbon budgets and emission reduction pathways for states. Analogous to the successful Montreal Protocol compliance mechanism, international verification procedures and penalties would significantly enhance accountability and ensure genuine compliance.

From Voluntary Pledges to Defined Climate Obligations

We advocate leveraging the current initiative involving the International Court of Justice (ICJ). In 2023, the UN General Assembly unanimously requested an ICJ Advisory Opinion to clarify states' international obligations regarding climate change. This landmark advisory opinion process can crystallize norms and transform existing political pledges into explicit legal expectations. Falling short of a 1.5°C-aligned pathway must be clearly identified not merely as a political failure, but as a breach of international obligation, potentially invoking legal liability for states and private entities.

Mechanisms for Enhanced Ambition

While the Paris Agreement's five-yearly NDC updates represent incremental progress, greater responsiveness is urgently required. We propose instituting a formal "climate emergency escalation" mechanism: if global emissions fail to decline sufficiently by 2025 or projections indicate warming will exceed safe thresholds, an automatic conference should be convened to mandate stronger collective measures. Examples include coordinated carbon pricing schemes or targeted bans on high-emission activities. This mechanism draws inspiration from emergency declarations in public health sectors, ensuring swift and proactive climate responses. Additionally, reforming decision-making structures within the UNFCCC Conference of Parties (COP)—shifting from consensus to supermajority voting—could prevent major polluters from obstructing necessary actions.

Explicit Integration of Climate Justice Criteria

While the Paris Agreement mentions human rights and justice briefly in its preamble, the operative text remains insufficiently specific. Climate justice criteria must be explicitly embedded within implementation guidelines. Official reviews of NDC adequacy should systematically evaluate whether each state fulfills its "fair share" based on historical emissions and economic capacity, creating strong normative pressure on wealthier nations that lag behind in their commitments.

In summary, the Paris Agreement serves as an essential starting point. However, climate justice realism demands we construct upon it a more robust, legally enforceable framework—mandating action and prioritizing equity.

B. Nuremberg Principles and the International Criminal Law Approach

Post-World War II, the Nuremberg trials fundamentally reshaped international law by criminalizing aggressive warfare and atrocities. Climate destruction today demands similar accountability mechanisms:

Recognizing Ecocide as an International Crime

We strongly advocate for the recognition of Ecocide—defined as severe, widespread, or long-term environmental harm—as an official fifth crime under the International Criminal Court (ICC). Recent proposals from legal experts, including prominent jurist Philippe Sands, could enable the prosecution of corporate executives and political leaders responsible for severe environmental and climate damage. Criminalizing large-scale, deliberate climate harm would represent a profound shift, reflecting the gravity and urgency of environmental accountability in international law.

Utilizing Existing International Crimes

Even before formally adopting ecocide as a new crime, international criminal law already provides frameworks for addressing severe environmental harms through existing crime categories, such as crimes against humanity. Massive climate-induced suffering resulting from deliberate government negligence or corporate deception could be legally framed as "inhumane acts" falling under the ICC's jurisdiction. Growing openness within the ICC to consider environmental factors underscores the potential for creatively applying existing legal categories to climate-related crimes.

National-Level Prosecution of Climate Crimes

Simultaneously, states can and should adopt domestic laws criminalizing ecocide, exercising universal jurisdiction to prosecute foreign actors whose actions cause global environmental harm. International coordination among justice-oriented states could significantly raise accountability stakes, deterring environmental harm through increased legal risks for offenders.

C. Trade and Finance: Leveraging and Reforming WTO and Bretton Woods Systems

Current global economic rules, governed by institutions like the WTO, World Bank, and IMF, frequently incentivize harmful environmental practices or obstruct climate action. Climate justice realism proposes essential reforms:

Climate-Aligned Trade Rules

International trade rules must actively support—not hinder—climate action. Utilizing flexibilities under Article XX of the GATT, countries should implement measures such as carbon border taxes or import restrictions justified by climate emergencies. We support a globally coordinated Carbon Border Adjustment Mechanism (CBAM), designed equitably to send strong economic signals toward emission reduction. Additionally, a formal "climate waiver" in the WTO framework would preemptively legitimize trade restrictions enacted in good faith to address climate issues.

Ending Fossil Fuel Subsidies and Supporting Green Subsidies

International law must classify fossil fuel subsidies as prohibited, environmentally harmful trade distortions, while explicitly protecting and encouraging subsidies for clean energy solutions. Realigning market incentives toward sustainable practices would greatly accelerate global energy transitions.

Reforming International Investment Law

Current international investment agreements excessively protect fossil fuel interests. We propose treaty carve-outs explicitly safeguarding climate-related regulations from investor lawsuits. Investors disregarding host-country climate policies and human rights standards must lose legal protections. Ultimately, we envision developing a comprehensive Climate Investment Protocol, affirming states' rights and obligations to enact rapid decarbonization measures without punitive consequences.

Global Finance and Debt Justice

Climate justice realism necessitates comprehensive reform within international financial institutions. Concessional finance, climate debt relief mechanisms, and grant-based funding for vulnerable nations must become standard practices. Institutions such as the IMF and World Bank should prioritize funding climate resilience and adaptation infrastructure, ensuring compensation for climate-related losses is mandatory rather than voluntary.

D. Emerging Jurisprudence: Courts and Human Rights Bodies as Catalysts

Courts globally increasingly recognize climate obligations within human rights frameworks. Climate justice realism calls for expanded formal roles of judicial and quasi-judicial institutions:

Advisory Opinions and Influential Precedents

We strongly support international courts providing advisory opinions that clarify legal duties to protect the climate. These influential legal pronouncements can guide national jurisprudence, strengthening norms of climate accountability and human rights protection.

Establishing an International Climate Justice Tribunal

We propose creating a specialized International Climate Justice Tribunal empowered to adjudicate state obligations, compensation claims for climate damage, and enforcement disputes. While politically challenging, even a scaled-down tribunal could significantly elevate international climate accountability, reinforcing the legitimacy and urgency of climate justice.

Incorporating Indigenous and Grassroots Participation

Legal reform must prioritize procedural inclusivity, ensuring representatives of impacted communities have observer or amicus status in international proceedings. Additionally, accessible adjudication procedures would empower bottom-up legal actions.

Addressing Enforcement Challenges

Enforcement mechanisms must combine supportive compliance assistance with meaningful sanctions—such as trade restrictions, suspension of international privileges, or targeted economic penalties—to ensure adherence to climate obligations.

In conclusion, historical precedents like the WTO and ICC demonstrate international law's capacity for rapid normative and institutional evolution when political will aligns. Climate justice realism demands harnessing such momentum decisively to confront the climate crisis.

The theoretical frameworks and precedents discussed here provide actionable pathways forward. The following sections will present concrete institutional innovations and strategic proposals to fully realize our manifesto’s vision.

IV. Proposals for Legal Mechanisms and Institutions for a Climate Just Future

Drawing upon the principles and models discussed earlier, this section outlines detailed and specific legal mechanisms and institutional reforms required to operationalize climate justice realism. These proposals include treaty provisions, innovative international bodies, and robust enforcement mechanisms designed to ensure a rapid yet equitable transition toward a clean energy future while simultaneously addressing accountability for historical and ongoing climate harms. The proposals are articulated here as actionable items—a comprehensive blueprint designed for negotiators, policymakers, and climate justice advocates.

A. Global Fossil Fuel Phase-Out Treaty (“Energy Transition Treaty”)

Central to confronting the climate crisis effectively is addressing fossil fuel production directly. We propose establishing a Global Fossil Fuel Phase-Out Treaty inspired by the Fossil Fuel Non-Proliferation Treaty initiative currently championed by civil society organizations and supported by several states. This treaty would function similarly to international arms control agreements but focus specifically on fossil fuels, mandating a definitive halt to their expansion and a structured, gradual reduction of existing reserves.

Key Elements:

No New Fossil Fuel Development

Upon treaty entry into force, all parties would commit immediately to ceasing approvals for new fossil fuel projects—including coal mines, oil fields, gas extraction sites, and related infrastructure. This prohibition aligns with the scientific consensus stating unequivocally that no new fossil fuel extraction projects are permissible if we are to remain within global carbon budgets, analogous to the Montreal Protocol’s immediate prohibition of certain ozone-depleting substances.

Equitable Phase-Down of Existing Production

Parties would agree on a managed, equitable schedule for systematically reducing existing fossil fuel extraction, differentiated based on national circumstances. Wealthier, higher-emitting nations would undertake earlier and larger reductions, while lower-income countries would receive extended timelines and substantial support. The treaty would set explicit deadlines for achieving near-complete phase-outs of unabated fossil fuel usage—for instance, 2050 for oil and gas, and 2040 for coal—with defined, progressively shrinking production allowances.

Just Transition Support

The treaty would establish comprehensive support mechanisms, notably a Global Transition Fund financed by affluent nations and innovative revenue sources such as international levies on aviation and maritime fuel. These funds would facilitate economic diversification, workforce retraining, infrastructure development, and revenue replacement for countries economically dependent on fossil fuel extraction. Nations such as Nigeria or Angola, asked to forego fossil fuel exploitation for global benefit, would receive targeted assistance—effectively serving as clean energy reparations recognizing historical exploitation and ensuring sustainable economic stability.

Petrostate Transition Compacts

Additionally, significant petrostate economies could negotiate customized “just transition compacts” under the treaty. These compacts would include comprehensive packages of debt relief, renewable energy technology transfers, and environmental remediation efforts. They would recognize the specific historical, social, and economic contexts of different petrostates—ensuring tailored, fair, and effective transition strategies.

Legal Enforcement

A dedicated treaty Secretariat and an Implementation Committee would oversee adherence and compliance, imposing enforceable penalties for violations, such as sanctions against states covertly licensing new fossil fuel activities. The establishment of a transparent Global Registry of Fossil Fuels would publicly verify and monitor reserves and extraction activities, ensuring all parties adhere strictly to agreed phase-out trajectories.

B. Clean Energy Marshal Plan and Climate Finance Reforms

Accompanying the phase-out of fossil fuels, an unprecedented global expansion of clean energy infrastructure and climate resilience measures—particularly in the Global South—is essential. We propose legally binding climate finance and technology transfer mechanisms that transition existing obligations from voluntary to mandatory.

Climate Finance Commitments as Legally Binding

Developed countries’ financial commitments to climate action must be legally binding, significantly scaled beyond current targets. A Climate Finance Protocol within international climate agreements would mandate precise annual contributions from developed nations, calculated based on GDP and historical emissions. Non-compliance could trigger legal consequences, including litigation before international climate justice tribunals by affected states.

Global Renewable Energy Partnership

We propose a Global Green New Deal akin to the historical Marshall Plan, facilitating substantial investments by affluent countries and private entities in renewable energy infrastructure across developing regions. A formal treaty or high-level international agreement would establish explicit targets and coordination mechanisms to ensure equitable resource distribution, bolstering global energy justice and economic resilience.

Technology Sharing Guarantees

A Climate Technology Access Agreement should guarantee equitable and non-profit technology sharing for critical climate innovations (such as advanced battery technologies, renewable hydrogen methods, and carbon capture systems). This could involve compulsory licensing or international patent pools, echoing WTO practices for essential medicines, and accelerated through collaborative global research initiatives.

Loss and Damage Mechanism with Liability

Expanding upon current initiatives, we propose a structured Climate Damages Insurance Fund, funded by major emitters' mandatory contributions, providing immediate financial support to nations experiencing severe climate impacts. This mechanism operationalizes the polluter-pays principle explicitly, scaling contributions based on historical emissions and current climate action performance.

C. International Climate Justice Tribunal and Enhanced Adjudication

To robustly enforce climate justice norms and empower impacted communities, we propose several institutional innovations:

International Climate Justice Tribunal (ICJT)

A specialized International Climate Justice Tribunal would possess jurisdiction over disputes arising from international climate treaties and claims of state responsibility for climate harm. Pacific island states, for instance, could litigate against major emitters for damage caused by rising sea levels. This tribunal would develop nuanced jurisprudence addressing complex issues such as attribution and causation, providing innovative legal remedies and enhancing global accountability.

Structure and Enforcement

The ICJT could be established as a specialized chamber within existing international legal frameworks or as a standalone entity, initially allowing voluntary state participation. Membership incentives (exclusive litigation rights) and international political mechanisms, including domestic enforcement of judgments, would enhance compliance and accountability.

Expansion of Human Rights Fora

Existing human rights courts, such as the European Court of Human Rights, should explicitly recognize climate-related rights violations, compelling stronger climate action by establishing binding precedents that inadequate climate policies infringe upon fundamental human rights.

Legal Standing for Affected Communities and Future Generations

We advocate expanding legal standing rules to permit collective climate actions by impacted communities and representation through officially appointed Guardians for Future Generations, ensuring the integration of long-term, intergenerational interests within climate litigation.

Climate Ombudsperson or Commissioner

A global Climate Justice Ombudsperson or Commissioner could investigate and mediate individual and community complaints concerning climate-related harms, providing accessible grievance mechanisms and promoting grassroots democratic participation in international climate governance.

D. Enforcement Tools: Sanctions, Trade Adjustments, and Incentives

Robust enforcement measures—combining economic sanctions, incentives, and conditionalities—are crucial for international climate obligations:

Conditionality and Sanctions

Non-compliant nations would face structured consequences, including trade embargoes, restricted international financing, or suspension from international organizations, underscoring the gravity of climate non-compliance.

Climate Tariffs

Coordinated carbon tariffs imposed on imports from countries failing to meet climate obligations would economically incentivize compliance, including exemptions or revenue recycling mechanisms ensuring equity for developing nations.

Liability for Corporations

Enhanced corporate accountability mechanisms, including mandatory disclosures of carbon footprints and legal liabilities for significant emissions activities, would accelerate corporate transitions toward sustainable practices.

Trade Incentives for Green Goods

Reducing or eliminating tariffs on environmentally friendly technologies globally, alongside preferential trade terms for sustainably produced goods, would actively encourage and reward alignment with international climate goals.

Debt and Finance Enforcement

Multilateral financial institutions could condition loan disbursements and debt relief upon climate action compliance, embedding climate resilience into broader financial governance structures.

E. Clean Energy Reparations and Adaptation Justice

Beyond emissions reduction, climate justice mandates addressing adaptation needs and existing damages through comprehensive reparative justice mechanisms:

Operationalizing Loss & Damage Fund

The fully operational Loss and Damage Fund, adequately financed by responsible parties, would swiftly assist nations impacted by climate disasters, calibrating contributions based on historical emissions and current climate actions.

Legal Acknowledgment of Climate Refugees

An international legal instrument or protocol should recognize and protect climate-displaced persons, ensuring dignified resettlement and equitable burden-sharing among nations.

Restorative Justice for Affected Regions

Major emitting nations would fund environmental restoration projects in regions severely affected by climate change or fossil fuel exploitation, practically and symbolically addressing historical and current responsibilities.

Empowerment of Indigenous Knowledge

Formal integration of indigenous knowledge through advisory roles within international climate decision-making structures would ensure meaningful participation and recognition of traditional practices essential for sustainable climate solutions.

Together, these proposals represent a comprehensive strategy encompassing fossil fuel restrictions, clean energy expansion, robust legal enforcement, and reparative justice mechanisms—forming the foundational blueprint of a new international legal order explicitly dedicated to climate justice.

Subsequent sections will provide detailed legal texts and a strategic implementation roadmap to operationalize these transformative proposals.

V. Strategic Roadmap: From Vision to Reality

Achieving the sweeping changes outlined is undoubtedly a formidable task. It requires building an unprecedented coalition of actors—including large and small states, legal experts, activists, civil society groups, and the general public—to demand and achieve these critical reforms. Historical examples such as the abolition of slavery, decolonization, and human rights demonstrate that transformative ideas succeed only through sustained pressure and coalition-building across diverse arenas. Climate justice realism must similarly galvanize multiple fronts simultaneously. Here, we detail a comprehensive roadmap for influencing international legal scholars, global policymakers, and grassroots activist networks, creating reinforcing momentum for transformative change.

1. Shaping Scholarly Discourse and Legal Education

International legal scholars play a crucial role in shaping and archiving global norms. Initiating a paradigm shift in academia toward climate justice realism involves:

Publishing Manifestos and Research

Legal scholars and practitioners must actively publish influential articles, books, and policy papers advancing the principles and mechanisms outlined here. International law journals should feature extensive analyses on sovereignty limits within the climate context, feasibility assessments of climate treaties and tribunals, and reinterpretations of existing legal frameworks. Scholars aligned with the Third World Approaches to International Law (TWAIL) are already contributing to these critical discussions, highlighting the necessity of addressing historical injustices within climate contexts.

Curriculum Change

Law schools globally should incorporate climate justice prominently into their curricula. Training the next generation of lawyers to see themselves as global, planetary advocates—not solely representatives of national or corporate interests—is critical. Moot court competitions, simulation exercises, and Model UN forums can integrate scenarios reflecting climate tribunals, fostering practical understanding and commitment among emerging legal professionals.

Expert Task Forces

Interdisciplinary task forces comprising legal experts, scientists, and economists should draft detailed blueprints for specific legal proposals, such as a model Fossil Fuel Phase-Out Treaty or a carefully articulated ecocide amendment to the Rome Statute. Having well-developed, expert-vetted proposals readily available facilitates swift political action when opportunities arise. A precise definition of ecocide, backed by detailed implementation strategies, can empower sympathetic states to propose amendments formally within international bodies like the ICC Assembly of States Parties.

2. Influencing Policymakers and Diplomats

International legal reform ultimately requires states or coalitions of states to champion these new norms. Strategic approaches include:

Climate Progressive Coalitions

Partnering with climate-vulnerable nations (Alliance of Small Island States, Least Developed Countries group) and progressive allies (EU nations, New Zealand, Costa Rica) to form a “Climate Justice League” is essential. Such alliances have significant moral authority, exemplified by Vanuatu and Tuvalu’s leadership in advocating for an ICJ advisory opinion and endorsing the Fossil Fuel Treaty initiative. These coalitions could introduce bold resolutions in international forums, including UNGA declarations of global climate emergencies or initiating negotiations for comprehensive climate justice agreements.

Engage Emerging Powers

Engaging influential emerging economies like China, India, and Brazil is critical. Diplomatic strategies should highlight how climate justice realism addresses their historical concerns about colonial-era emissions and development rights while also encouraging leadership proportional to their current capacities. Proposals should be presented not as external impositions but as shared global projects, appealing to collective fairness and equity.

City and Subnational Diplomacy

City networks (such as C40) and subnational jurisdictions (e.g., California) frequently surpass national governments in climate ambitions. These entities can serve as norm entrepreneurs, issuing charters aligned with climate justice realism and exerting upward pressure on national governments. Demonstrable successes at these levels provide compelling evidence for national policymakers, proving the feasibility and benefits of ambitious climate actions.

Integrate into Existing Negotiations

Advocates must strategically insert climate justice realism into ongoing international processes, including the Paris Agreement Global Stocktake, Global Goal on Adaptation discussions, and Loss & Damage Fund operationalization. Embedding these concepts incrementally prepares the ground for significant, transformative leaps in future negotiations.

Use of UN General Assembly Special Sessions

Convening a world summit dedicated to climate justice and international law could amplify global commitment significantly. Coinciding with significant anniversaries (like the Universal Declaration of Human Rights), such high-profile summits could secure symbolic yet influential endorsements of climate justice principles, paving the way for subsequent legal modifications.

3. Mobilizing Civil Society and Grassroots Movements

Grassroots advocacy and civil society mobilization remain indispensable drivers of change. Strategies include:

Amplify the Narrative

Activist networks (Fridays for Future, Extinction Rebellion, Climate Action Network) should explicitly adopt and disseminate climate justice realism language. Popularizing slogans such as “Planet over Sovereignty,” “Make Ecocide a Crime,” and “Climate Courts Now” through protests, art, and digital platforms will cultivate widespread public expectations and exert substantial pressure on political leaders.

Grassroots Litigation and Petitions

Communities worldwide should strategically utilize litigation to push climate accountability boundaries. High-profile legal actions—such as youth-led lawsuits challenging government inaction (Juliana v. United States) or international cases against fossil fuel corporations (Niger Delta oil spill litigation against Shell)—put a human face on climate injustice, driving legislative reform and paving the way for international legal remedies.

Campaign for Specific Reforms

Civil society campaigns targeting governmental endorsements of specific proposals—like negotiating Fossil Fuel Phase-Out Treaties or supporting ecocide amendments—can replicate successful international advocacy efforts such as ICAN’s anti-nuclear campaigns. Localized petitions, referenda, and targeted demonstrations aimed at political leaders effectively amplify public demands, leveraging declarations of climate emergencies adopted by numerous jurisdictions worldwide.

Connect Movements

Climate justice advocacy should build alliances with intersecting social movements, including human rights, indigenous rights, racial justice, and economic equity groups. Framing climate reparations as aligned with broader historical justice initiatives (colonial reparations, racial justice) reinforces these interconnected struggles. Moreover, collaborating closely with labor unions around just transition programs secures broader societal support and practical implementation.

4. Leveraging Moments of Crisis and Political Change

Advocates must remain prepared to leverage crises and political transitions strategically, which often catalyze rapid international cooperation and reform:

Seize Crisis Moments

Each significant climate-related disaster serves as a potent catalyst to demand transformative action and lasting legal reforms. Having fully developed proposals readily available enables advocates to respond swiftly when political urgency arises, channeling immediate public outrage into concrete legal advancements.

Capitalize on Political Transitions

Changes in political leadership—particularly in influential nations previously resistant to climate justice—offer unique windows of opportunity. Rapidly presenting comprehensive climate justice realism proposals to newly elected administrations can prompt swift international leadership shifts. Advocates should utilize international summits (COP, G7, G20) strategically to secure incremental yet cumulative political commitments.

In conclusion, this strategic roadmap emphasizes a multi-layered, comprehensive campaign: establishing scholarly legitimacy, initiating diplomatic advocacy, mobilizing civil society, and strategically exploiting political opportunities. Each sphere of action reinforces the others, cumulatively transforming the ambitious vision of climate justice realism from aspiration to global legal reality. The key lies in relentless advocacy, ensuring climate justice moves decisively from a marginal concept to the forefront of mainstream political demands, ultimately securing a sustainable, equitable future for all.

VI. Manifesto Conclusion and Draft Legal Provisions

The climate crisis imposes a radical imperative: humanity must unite to protect our common home and rectify the injustices that have placed disproportionate climate burdens upon marginalized populations. Climate justice realism addresses this imperative pragmatically—acknowledging historical injustices and current political complexities without succumbing to paralysis. Instead, it harnesses international law as a powerful instrument for transformative yet achievable change.

This manifesto outlines both the ethical foundation and practical roadmap for comprehensive reform of international law. To crystallize this vision, we provide clear, foundational draft provisions that could serve as the basis for new international agreements—whether a United Nations General Assembly resolution, a multilateral treaty, or amendments to existing conventions. These provisions concretely embody the principles and ideas articulated throughout this manifesto:

Article 1 – Climate Emergency and Supremacy of Global Interests

States hereby acknowledge climate change as an unprecedented threat to global stability, human rights, and ecological integrity, affecting current and future generations profoundly. In addressing this threat, protecting the global climate system shall be prioritized above individual state claims of absolute sovereignty. States have an urgent duty to cooperate in good faith to prevent catastrophic climate outcomes.

Article 2 – Obligations to Mitigate and Leave Fossil Fuels Undisturbed

All parties shall immediately and urgently reduce greenhouse gas emissions, aiming for global carbon neutrality no later than mid-century. Parties agree not to authorize or fund any new fossil fuel extraction projects from the date this agreement enters into force, committing to a structured, equitable phase-out of existing fossil fuel production and consumption. Recognizing historical emissions disparities, nations that benefited disproportionately from past fossil fuel exploitation shall lead mitigation efforts and support less affluent nations through substantial financial and technological aid.

Article 3 – Right to Climate Justice and Redress

Every individual possesses the right to a clean, healthy, and sustainable environment, including a stable climate. Parties commit to respecting, protecting, and fulfilling human rights in all climate-related actions. Furthermore, parties acknowledge the right of communities and countries adversely impacted by climate change or historically exploited for fossil fuels to appropriate redress. Parties will establish a Climate Reparations & Resilience Fund dedicated to:

(a) Compensating losses and damages in particularly vulnerable developing countries;

(b) Funding robust adaptation initiatives and resilient infrastructure;

(c) Supporting equitable transition initiatives in countries halting fossil fuel development for global benefit, including economic diversification, job retraining, and environmental restoration.

Article 4 – International Legal Accountability

Parties commit to ensuring accountability for actions significantly harming the global climate system:

(1) Parties failing in their international climate obligations bear responsibility to other parties and may face remedial actions determined through established procedures.

(2) Parties shall rigorously adhere to the international “no-harm” rule, preventing significant transboundary environmental harm.

(3) An International Climate Justice Tribunal will be established to adjudicate disputes arising from climate obligations and evaluate claims for transboundary climate damages, issuing legally binding decisions.

(4) Parties will collaborate to introduce amendments to the Rome Statute or establish an optional protocol criminalizing ecocide—defined as widespread, severe, or long-term ecosystem destruction. Individuals committing or authorizing ecocide, particularly acts exacerbating climate catastrophe, will be subject to international criminal prosecution.

Article 5 – Trade and Finance Measures

Parties will align international trade and investment practices with climate goals. Climate measures such as carbon border adjustments, renewable energy subsidies, or fossil fuel phase-out regulations shall be deemed consistent with international trade and investment law. No trade or investment agreement shall impede genuine climate policies. Additionally, parties commit to negotiating reforms within international trade institutions like the WTO to facilitate sustainable commerce and eliminate subsidies promoting fossil fuel use. International financial institutions governed by parties must prioritize climate justice in funding decisions, refraining from supporting fossil fuel projects.

Article 6 – Public Participation and Intergenerational Equity

Decisions under this agreement shall be transparent and participatory. Indigenous communities, youth representatives, and civil society organizations worldwide will have formal consultation rights in international climate policy formulation. A Commissioner for Future Generations will be appointed to advise parties, ensuring future impacts are integrated into current decision-making. Parties acknowledge their responsibility to future generations, pledging to regularly update commitments based on evolving scientific understanding.

Article 7 – Entry into Force and Progressive Development

This treaty enters into force upon ratification by a critical mass of states representing a significant proportion of global greenhouse gas emissions. Parties encourage universal participation, recognizing the treaty's provisions as emergent norms of customary international law necessitated by the climate emergency. Annual meetings will review treaty implementation, respond to emerging challenges (climate-induced displacement, geoengineering oversight), and develop detailed protocols addressing fossil fuel phase-out timelines, technology transfer agreements, and coordinated climate emergency responses. Treaty amendments strengthening obligations may be adopted through qualified majority votes, departing from traditional consensus requirements due to urgency.

(The above provisions exemplify the manifesto’s proposals. A formally negotiated document would incorporate detailed annexes and technical specifications, yet these articles encapsulate our core goals: binding emissions phase-outs, enforceable justice mechanisms, climate-integrated trade rules, and robust accountability institutions.)

Historical data reveals how colonial-era emissions exacerbate current climate inequities. Recognizing this, international climate responsibilities must address historical accountability explicitly.

Achieving this comprehensive reform will undeniably be challenging. However, continuing under the current international legal status quo is morally indefensible and existentially catastrophic. The climate emergency demands immediate action—not gradual, incremental shifts. This manifesto and its accompanying legal provisions chart a clear path toward transforming international law into a proactive guardian of climate stability and justice.

This document is a clarion call to legal practitioners, political leaders, and global citizens: international laws must evolve dramatically to ensure humanity's survival and flourishing.

The current paradigm of “might makes right” in environmental affairs must yield to a paradigm where the rights of individuals and communities to a stable climate surpass the interests of polluters and outdated norms.

Our generation will be judged by future generations on whether we recognized planetary justice as inseparable from human justice—and whether we possessed the courage to rewrite our collective rules accordingly. Through climate justice realism, we affirm both our wisdom and courage to meet this challenge, inviting all stakeholders to unite and actualize this transformative vision.

Sources:

• Akinkugbe, O.D. & Majekolagbe, A. International Investment Law and Climate Justice: TWAIL Perspective, Fordham Int’l L.J. 46, p.169 (2023) – emphasizes centering historical injustice in climate law (International Investment Law and Climate Justice: The Search for a Just Green Investment Order by Olabisi D. Akinkugbe, Adebayo Majekolagbe :: SSRN).

• Caron, D. International Environmental Law and Structural Challenges, Georgetown Envtl. L. Rev. 33, p.113 (2020) – notes that a sovereignty-based international law is inadequate for climate challenges (International Environmental Law and Climate Change: Reflections on Structural Challenges in a “Kaleidoscopic” World) (International Environmental Law and Climate Change: Reflections on Structural Challenges in a “Kaleidoscopic” World).

• UNSG Antonio Guterres, remarks to UN Security Council (Feb 2023) – calling climate change “an unprecedented challenge of civilizational proportions” and direct threat to global safety.

• UN General Assembly Res. A/RES/77/GN…, Request for ICJ Advisory Opinion on Climate Change (29 Mar 2023) – historic consensus recognizing obligations to protect the climate and “the right to a healthy and sustainable environment” (General Assembly Adopts Resolution Requesting International Court of Justice Provide Advisory Opinion on States’ Obligations Concerning Climate Change | Meetings Coverage and Press Releases) (General Assembly Adopts Resolution Requesting International Court of Justice Provide Advisory Opinion on States’ Obligations Concerning Climate Change | Meetings Coverage and Press Releases).

• Carbon Brief (Simon Evans et al., Nov 2023), Colonial rule radically shifts historical responsibility for climate change – shows UK leaps from 8th to 4th largest emitter when accounting colonial emissions ( Revealed: How colonial rule radically shifts historical responsibility for climate change - Carbon Brief ), highlighting climate colonialism.

• Africa Is A Country (Uche Onyebadi, Dec 2024), Shell’s exit scam – documents Shell’s decades of impunity in Nigeria, Niger Delta as “environmental genocide” and colonial-era exploitation (Shell’s exit scam) (Shell’s exit scam).

• NPR (Juliana Kim & Michael Copley, Sept 2023), California sues Big Oil for decades of deception – lawsuit alleging oil majors knew the truth but lied, seeking funds for climate damages (California sues oil giants, claiming they downplayed climate change for decades : NPR) (California sues oil giants, claiming they downplayed climate change for decades : NPR).

• Guardian (Haroon Siddique, June 2021), Legal experts draw up definition of ecocide – proposes adding ecocide (“wanton acts causing severe, widespread or long-term damage”) as a crime, first new international crime since Nuremberg (Legal experts worldwide draw up ‘historic’ definition of ecocide | Climate crisis | The Guardian).

• Oxford Sustainable Law/Smith School (Mar 2023 press release) – urges the ICC to treat severe environmental harm as possible crimes against humanity, noting “impunity must end” for acts causing significant human suffering via environmental damage (The International Criminal Court must advance justice for environmental crimes | Smith School of Enterprise and the Environment).

• SEI (2020), Equity, Climate Justice and Fossil Fuel Extraction – argues for phasing out extraction fastest in rich economies and that poorer nations can demand support for transition.

• WTO/Climate analysis (Scott et al., 2022), Carbon Import Fees and the WTO – notes recent WTO panels suggest climate change could be deemed an “emergency in international relations” allowing broad climate-motivated trade measures.

• Fossil Fuel Non-Proliferation Treaty Initiative (2022) – campaign supported by 15 countries, WHO, European Parliament etc., calling to “stop fossil fuel exploration and expansion and phase-out existing production in line with Paris goals, while supporting a just transition” (Fossil Fuel Non-Proliferation Treaty Initiative - Wikipedia).

• Rockhopper v. Italy arbitration (ICSID, 2022) – tribunal awarded ~€190 million against Italy for banning oil drilling to protect its coast, highlighting conflict between investment law and climate action.

• Global Witness/UNEP (2023) on Loss & Damage fund – explains new fund to assist vulnerable countries in bearing costs of climate-induced disasters (How does the loss and damage fund work for climate justice?).