climate change69
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How China is Taking On Climate Change
A new guide explores the impacts of climate change in China and delves into Chinese climate policies.
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Scientists Are Superheroes With Super Powers
Superheroes are identified by their unique powers and skills, allowing them to see and act in ways that inspire awe in the rest of us. Do scientists have superhero powers?
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With a Carbon Tax, U.S. Could Surpass Paris Climate Goals
New report finds that a moderate carbon tax could dramatically cut greenhouse gas emissions, with only minor effects on the economy.
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If You Think This Summer’s Heat Waves Are Bad, Just Wait for the Future
Rising temperatures and humidity could make summers unbearable in the southeastern U.S. and beyond, according to a study published in December.
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An Icy Irony in Greenland
We awoke to messages that a towering iceberg is threatening the local waterfront settlement of Innaarsuit. There is perhaps a bit of irony in the fact that a massive looming block of ice is a potential threat to the start of our field season.
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Sea Level Rise and Coastal Development: Science Speaks Directly to Business
Business leaders and climate scientists recently met to discuss how advances in climate science research can be used to reduce investment risk and improve returns.
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James Hansen’s Climate Warning, 30 Years Later
Three decades after Hansen first warned Congress about global warming, the overwhelming scientific consensus is that he was right—and most would say that far too little has been done to address the threat.
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Machine Learning May Be a Game-Changer for Climate Prediction
A new study uses machine learning to better represent clouds in climate models, which helps to predict the climate’s response to rising levels of greenhouse gases.
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Researchers Develop an Artificial Intelligence to Analyze Birdsong in a Warming Arctic
A new algorithm quickly sifts through hours of field recordings to learn how climate change influences bird migration. The A.I. could help track other wildlife as well.
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
