Climate87
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Rising Water Temperatures Could Be A Death Sentence For Pacific Salmon
A new report shows a dire situation for salmon in Washington State. Populations are reeling from habitat loss, flooding and the repercussions of climate change.
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Climate and COVID as Crises of Environmental Sustainability
Human technology and ingenuity have created a world of comfort, curiosity and creativity. But we have failed to account for their impacts on the systems that sustain the planet and in turn sustain human life.
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How to Predict the Unpredictable in a Changing Climate
As climate change continues to alter the Earth’s complex environmental systems, unfamiliar risks will emerge. A recent study suggests a few tools to reduce uncertainty in disaster preparation.
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The U.S. Is Back in the Paris Agreement. Now What?
What progress has been made and what could change with the U.S.’s reentry?
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Class Determines Vulnerability to Catastrophic Glacial Flooding in Northwest Pakistan
A recent study illustrates how low-status residents are left behind at the frontlines of worsening glacial flooding.
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You Asked: What’s It Going to Take to Adapt to Climate Change?
Paleoecologist Kevin Uno explains how humans have been adapting to changes in climate for thousands of years, and how we need to adapt now to protect our species’ future.
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The Ice Is Disappearing at Record Speed
We’ve lost 28 trillion tons of ice globally in 24 years, from 1994 to 2017, and the implications for sea level rise could be significant.
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You Asked: What Can We Do About Climate Tipping Points?
Climate scientist Radley Horton tackles questions about climate tipping points, and how we can tip the scales in a safer direction.
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The Status of Global Climate Change Legal Action: a New Report
The report provides a fresh analysis of the recurring legal issues in many of these cases, and discusses likely future directions.
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
