Climate76
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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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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.
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Landmark Program Joins Investors With Scientists to Confront Climate Change
A major firm will facilitate the engagement of commercial enterprise with the university’s global climate and sustainability research.
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Time to Give Up on a Carbon Tax?
Although generally a good idea, taxing carbon is politically difficult. And there are solutions that may be more effective.
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Report: 2020-2021 Highlights from the ACToday Columbia World Project
The project remains focused on its goal of combating hunger by increasing climate knowledge in six countries.
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Columbia University Releases New Plan to Reach Net Zero Emissions by 2050
The plan provides a set of strategies and benchmarks, grounded in science, for Columbia to achieve its ambitious sustainability goals.

You Asked invites you to share your most pressing questions about climate, science, and sustainability. Lamont-Doherty Earth Observatory and Columbia Climate School experts will respond with clear, evidence-based answers. Pose your questions and story ideas!

