climate change36
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How Exactly Does Carbon Dioxide Cause Global Warming?
CO2 molecules make up only a small percentage of the atmosphere, but their impact on our climate is huge. The reason comes down to physics and chemistry.
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Should the European Union Fix, Leave or Kill the Energy Charter Treaty?
The outdated treaty is an obstacle to addressing climate change. A legal expert weighs the pros and cons of several pathways around it.
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Angelica Patterson: The ‘Shotgun Scientist’ Studying How Forests Respond to Climate Change
The doctoral candidate tells us about her research and some the challenges of being a woman of color in the sciences.
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Allergy Seasons Are Worsening and Climate Change Is Playing a Significant Role
Pollen seasons are 20 days longer and present 21 percent more pollen than in 1990, according to a new study.
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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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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 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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Student Workshop Proposes Ideas for Resilience in Three Communities
In the fall 2020 course, “Responsiveness and Resilience in the Built Environment,” students learned about sustainability challenges in three urban areas and came up with potential solutions.
AGU25, the premier Earth and space science conference, takes place December 15-19, 2025 in New Orleans, Louisiana. This year’s theme—Where Science Connects Us—puts in focus how science depends on connection, from the lab to the field to the ballot box. Once again, Lamont-Doherty Earth Observatory and Columbia Climate School scientists, experts, students, and educators are playing an active role, sharing our research and helping shape the future of our planet. #AGU25 Learn More
