3,099 Climate Cases Filed Globally by Mid-2025: Report

Highlights

• 3,099 climate cases filed in 55 countries and 24 international courts by June 2025.
• Landmark rulings by ICJ and IACtHR shape global climate litigation trends.
• Courts serve judges, lawyers, activists, NGOs, and businesses in addressing environmental accountability.

The Global Climate Litigation Report: 2025 Status Review tracks how climate change cases are emerging in courts the world over.

Climate Cases Across National and International Courts

By 30 June 2025, 3,099 climate-related cases have been filed in 55 national jurisdictions and 24 international or regional courts, tribunals, and quasi-judicial bodies. This includes landmark rulings from the International Court of Justice (ICJ) and the Inter-American Court of Human Rights (IACtHR).

Read More: Austria Fails to Block Nuclear and Gas in EU’s Green Rulebook

The cases brought to the courts concern emission reductions, fossil fuel regulation, and the human rights impacts of climate change, and they indicate the global urgency of climate accountability.

Recent International Rulings

The ICJ and IACtHR rulings signify the worldview of climate change as a legal issue. Of late, governments face increasing scrutiny over environmental obligations, and legal frameworks are adapting to hold state and private parties responsible. Such decisions influence litigation trends worldwide and set examples for future climate litigation strategies.

Also Read: Climate Litigation: ICJ Ruling Lets Countries Sue Over Climate Harm

Implications for Legal Professionals and Activists

Judges, lawyers, environmental defenders, NGOs, climate activists, and businesses can use the report as a resource. Courts are emerging as tools to understand the complex intersections of law, human rights, and environmental protection.

Meantime, researchers and policymakers also benefit from the report, as it provides a snapshot of litigation patterns, procedural developments, and outcomes that inform decision-making in climate policy and law.

Importance of Climate Litigation

The increasing number of lawsuits shows a global transition where judicial processes influence climate accountability and policy implementation.

Organisations and individuals engage courts to deal with environmental risks and enforce emission standards, as well as shield communities affected by climate impacts.

See Also: Climate Lawsuits Rising in Nearly 60 Countries, Says Report

***

Are you looking for expert guidance on sustainability for your business?

Explore our ESG solutions page, where you can connect with more than 1000 providers offering a broad range of sustainable services.

Stay up-to-date with regulatory developments through our Reporting & Standards News.