Lamont-Doherty Earth Observatory49
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How You Can Help Restore Nature on Earth Day
Consider helping to revive a degraded ecosystem by getting involved in an ecorestoration project.
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Decades After the Oil Spill That Inspired Earth Day, Are We Prepared for the Next One?
We’ve gotten better at preventing and tracking oil spills, but oceanographers say much more progress is needed.
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Maureen ‘Mo’ Raymo Takes on a Mighty Mission
The decorated climate scientist is named director of Lamont-Doherty Earth Observatory and co-founding dean of the newly launched Columbia Climate School.
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Emotional Appeal: How Art Can Inspire Action on Climate Change
Climate science tells us how the world is changing. Climate art shapes how we choose to respond.
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Announcing the Leadership of the Columbia Climate School
The Columbia Climate School will be co-led by four of Columbia’s most eminent climate experts: Alex Halliday, Jason Bordoff, Ruth DeFries, and Maureen Raymo.
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Columbia Climate School Goes to the Green Mountains
This pre-college program in Castleton, Vermont, will mobilize students in grades 9–12 to take action and affect change in response to our warming planet.
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Climate Change Is Making Indian Monsoon Seasons More Chaotic
A new study finds that summer monsoon rainfall in India will become stronger and more erratic, posing a threat to the region’s agriculture and economy.
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Sidney Hemming, Paleoclimate Detective, Wins Guggenheim Fellowship
A Q&A with the geochemist, who plans to investigate a key climate interval millions of years ago.
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Age Newly Verified, One of Oldest Prehuman Fossils Leads to New Finds
Controversy over the age of an early fossil of Homo erectus has been settled, and has led to other specimens.

By studying thousands of buildings and analyzing their electricity use, Columbia Climate School Dean Alexis Abramson has been able to uncover ways to significantly cut energy consumption and emissions. Watch the Video: “Engineering a Cooler Future Through Smarter Buildings“
