law
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Climate Work Is Personal for This Class Day Speaker
Annika Bellot focuses on international law and decarbonization efforts to help save small island states like Dominica, where she grew up.
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Landmark Climate Change Lawsuit Moves Forward as German Judges Arrive in Peru
An Indigenous Peruvian farmer is suing one of Europe’s largest CO2 emitters, the German energy firm RWE AG, for the costs of protecting his town from flooding. The case is progressing again after delays from COVID-19, and court-appointed experts are evaluating the risk posed by the glacial lake.
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Chilean Organization Hopes to Write Glacier Protection Into Chile’s New Constitution
Fundación Glaciares Chilenos is working to fill a gaping hole in Chilean environmental policy.
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The Trump Administration’s Continued Attack on Science
As of August 14, the federal government has attempted to censor, misrepresent, and otherwise stifle science over 150 times, according to the Sabin Center’s Silencing Science Tracker.
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Scott Pruitt’s Attack on Scientists Serving on EPA Advisory Boards is Illegal
Pruitt’s policy runs counter to existing conflict-of-interests law, and is on its face arbitrary and capricious.
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IRI Names New Deputy Director
Haresh Bhojwani will coordinate IRI’s connections with development and humanitarian organizations so that its research can target the needs of those vulnerable to climate impacts, especially through the institution’s international collaborations.

COP31, the 2026 United Nations Climate Change Conference, aims to advance dialogue, strengthen consensus, and accelerate climate action on a global scale. From November 9–20, 2026 in Antalya, Türkiye, heads of state, ministers, scientists, business leaders, and civil society will gather to advance efforts in emission targets, climate finance, and adaptation and resilience. Once again, our experts, students, and global thought leaders from Columbia Climate School and across Columbia University are contributing to key events, sharing insights, and helping shape the dialogue toward ambitious, science-based solutions. Learn More
