Viewpoints
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Climate Finance in the Multipolar Era
Climate finance in the multipolar era will be driven less by collective targets and more by the need to manage geopolitical security risks in a less stable world.
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The Environmental Cost of War
Daryush Nourbaha, an M.S. in Sustainability Science alum, reflects on the heavy toll of global conflict.
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Climate Finance Has Failed Africa Twice Over. Here’s How To Fix It.
Credit-rating methodologies must stop treating poverty as a self-fulfilling proxy for default risk.
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New Policies, Same Inequalities for Agricultural Workers in Mexico
Who will benefit from the new agricultural support programs that promise to help rural farmworkers?
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Climate Action Costs More in the Global South. Here’s Why.
For many countries in the Global South, the cost of transitioning to a low-carbon economy remains disproportionately high.
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The Sights and Sounds of COP30
Environmental epidemiologist Robbie Parks shares a podcast and photos from this year’s climate summit in Brazil.
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COP30 Is Over. But for the World’s Most Vulnerable, the Crisis Is Ongoing.
Anyieth Philip Ayuen, a graduate of the Climate and Society program, on the importance of keeping resilience, literacy and survival at the center of global climate policy.
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The July 4 Floods in Texas Weren’t a One-Off. They Were a Warning.
We cannot afford to focus solely on short-term fixes, while ignoring the long-term drivers of disaster risk.
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Repairing Global Navigation Satellite Systems in the Land of Tea
Mike Steckler is back in Sylhet, Bangladesh, to repair GNSS stations that are monitoring tectonics and earthquake hazards, and measuring the sinking of the land in the world’s biggest delta.
Congratulations to our Columbia Climate School Class of 2026 and all of our 2026 Columbia University graduates! Learn more about our May 15 Climate School Class Day celebration. 💙 #Columbia2026 #ColumbiaClimate2026
