By Maria Antonia Tigre and Margaret Barry
Read the report, Climate Litigation Report 2025—Climate Change in the Courtroom: Trends, Impacts and Emerging Lessons, in Columbia Law School's Scholarship Archive.
The Climate Litigation Report 2025 updates previous United Nations Environment Programme reports published in 2017, 2020, and 2023. It provides judges, lawyers, advocates, policy makers, researchers, environmental defenders (including child and women defenders), NGOs, businesses, and the international community with an essential resource to understand the current state of global climate litigation. The report includes descriptions of the key trends in climate litigation and the most important issues that courts have faced in the course of climate change cases.