Climate81
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During the Last Ice Age, the Tropics Were Colder Than We Thought. Bad News for Us.
Gases collected from ancient groundwater provide a compelling portrait of how much past temperatures have swung back and forth.
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We Must Incorporate Social Justice When Planning for Compound Disasters
When multiple disasters combine, marginalized communities are impacted the hardest. A new paper offers suggestions for dealing with these combined threats.
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Proposed 45Q Tax Credit Reform Could Give a Big Boost to Carbon Capture Projects
Specifically, a direct pay option could help to incentivize carbon capture retrofits in U.S. power plants, according to a new analysis.
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An Artificial Neural Network Joins the Fight Against Receding Glaciers
A new artificial neural network named CALFIN catalogues the rates at which glaciers are melting, demonstrating what the future of glaciology could look like.
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New Report: Opportunities and Limits of CO2 Recycling in a Circular Carbon Economy
The report pinpoints CO2 recycling pathways that can deliver deep emissions reductions, and makes strategic policy recommendations.
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Columbia Climate’s Hot 23
The news agency Reuters produced a list of top climate scientists. Columbia researchers comprise a significant number.
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Glacier Melt Leads to Increased Carbon Dioxide Levels Due to These Tiny Fungi
New research links reduced glacier cover to higher rates of fungal decomposition of organic material. If these rates continue to rise, it could further disrupt the carbon cycle.
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Paige West, Environmental Anthropologist, Wins Guggenheim Fellowship
A Q&A with the anthropologist, who plans to continue her work supporting Indigenous land stewardship in Papua New Guinea and is also working on a new book.
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Tracking the Impact of Climate Change in Alaska
Sea ice is rapidly melting off the northwest coast of Alaska, endangering the Indigenous population. Researchers joined forces with the local community to understand how climate change is affecting their region.
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
