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This Columbia Sustainable Development Grad Is Building a Tiny Home
Stephanie Main put her Sustainable Development degree to work by building a tiny home to live a more sustainable life.
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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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Joe Biden’s Inspiring and Strategic Climate and Economic Leadership
Joe Biden is providing America with inspiring and strategic climate and economic leadership.
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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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The Rights of Nature — Can an Ecosystem Bear Legal Rights?
And if rivers and lakes had rights, could that help in the fight against climate change?
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Why Nature Is Good for Us: An Illustrated and Animated Guide
Earth Day is a time to celebrate the natural world. Being in nature can improve our mood and our mental and physical health. Plus, natural areas do a lot of work for us.
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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.
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8 Meaningful Actions You Can Take This Earth Day
Making a difference in your day-to-day life is not only empowering, but can lead to wider cultural and societal change.
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On the Eve of Earth Day, A Live Discussion About the Consequential Decade Ahead
Tonight’s Earth Lecture takes a hard look at climate change and the path forward.
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
