@columbiaclimate

Innovative education, groundbreaking research, and just solutions for climate, Earth, and society.

 New York
climate.columbia.edu/
Joined June 2008
  • Tweets25.4K
  • Following1.7K
  • Followers89.3K
7.2KMedia
Lisa Sachs, director of @CCSI_Columbia and our MS in Climate Finance program, argues that durable climate progress begins with systems diagnosis, not isolated technologies, targets, or promises. Via State of the Planet: news.climate.columbia.edu/20…
Lisa Sachs

ALT Lisa Sachs

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Columbia Climate School retweeted
LDEO
@LamontEarth18h
New research by @LamontEarth geochemists Nicolás Young, Joerg Schaefer, colleagues shows that 2,000 years ago, remnants of Laurentide Ice Sheet began growing again, marking start of a new ice age, but by the 1960s, global warming had reversed that growth: lamont.columbia.edu/news/cli…
Margin of the Barnes Ice Cap, the last vestige of the Laurentide, located on central Baffin Island in the Canadian territory of Nunavut. Bedrock has only become exposed some time over the last decade. Credit: Nicolás Young

ALT Margin of the Barnes Ice Cap, the last vestige of the Laurentide, located on central Baffin Island in the Canadian territory of Nunavut. Bedrock has only become exposed some time over the last decade. Credit: Nicolás Young

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🎙️🍠 On Food Pod for Humanity S3:E1, Jochebed Louis-Jean and Dannie Dinh of our Food for Humanity Initiative talk with our experts @FragileFood and @jeffschlegel about how food gets to our plates! 🎧 rss.com/podcasts/food-pod-fo…
Food Pod for Humanity logo, featuring a sweet potato wearing headphones and smiling, photos of guest Michael Puma and Jeff Schlegelmilch, Series 3 Food Supply Chains, with link to listen/subscribe at rss.com/podcasts/food-pod-for-humanity.

ALT Food Pod for Humanity logo, featuring a sweet potato wearing headphones and smiling, photos of guest Michael Puma and Jeff Schlegelmilch, Series 3 Food Supply Chains, with link to listen/subscribe at rss.com/podcasts/food-pod-for-humanity.

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🗓️ Wed Oct 28 is #ColumbiaGivingDay! Your gift to @columbiaclimate will help advance research, education, and real-world solutions for climate, Earth, and society. Thanks to a $50K match from an anonymous supporter, your gift will go twice as far: givingday.columbia.edu/pages…
Students collaborating, solar panels, and wind turbines with Columbia Climate School and Giving Day logos

ALT Students collaborating, solar panels, and wind turbines with Columbia Climate School and Giving Day logos

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On Oct 27 6pm ET, join us for Bracing for the Strongest El Niño on Record, an exclusive webinar on #ColumbiaGivingDay eve, with our panel of climate experts, @columbiaclimate professors of climate Sheila Foster, Radley Horton, and Mingfang Ting. RSVP: columbiauniversity.zoom.us/w…
Satellite image of El Niño with text Bracing for the Strongest El Niño on Record, Tuesday October 27 Webinar

ALT Satellite image of El Niño with text Bracing for the Strongest El Niño on Record, Tuesday October 27 Webinar

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Columbia Climate School retweeted
LDEO
@LamontEarthOct 24
More than 2,500 visitors explored hands-on activities, lectures, and installations at @LamontEarth Open House 2026, our biggest, best science fun and discovery event of the year! Check out some of the day’s many highlights: lamont.columbia.edu/news/hig…
Lamont geophysicist Marc Spiegelman performs his signature “Oobleck dance” and runs across its surface to demonstrate its properties. Credit: Bruce Gilbert

ALT Lamont geophysicist Marc Spiegelman performs his signature “Oobleck dance” and runs across its surface to demonstrate its properties. Credit: Bruce Gilbert

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#ICYMI AI Data Centers: Is Space the Next Frontier?, a panel discussion featuring Neil deGrasse Tyson, Alexis Abramson, David Sandalow, and Nobuo Tanaka, hosted by @ColumbiaUEnergy and @columbiaclimate. 🎥 youtu.be/qZvl0Hcpf3g
David Sandalow, Neil deGrasse Tyson, Alexis Abramson, and Nobuo Tanaka discuss AI data centers in space at an Oct 20 event hosted by Center on Global Energy Policy and Columbia Climate School.

ALT David Sandalow, Neil deGrasse Tyson, Alexis Abramson, and Nobuo Tanaka discuss AI data centers in space at an Oct 20 event hosted by Center on Global Energy Policy and Columbia Climate School.

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🌿 Climate LIVE K12, our free online learning series, features our experts & students talking about biodiversity, climate finance, climate action in sports, plastic pollution, safe water, El Niño, and wildfire management. We welcome learners of all ages! news.climate.columbia.edu/20…
Two students looking at a laptop together.

ALT Two students looking at a laptop together.

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Missed our event on space-based data centers yesterday? ▶️ Watch here: youtu.be/qZvl0Hcpf3g Are they feasible? What risks could a million computing satellites create? @neiltyson joined @ColumbiaUEnergy & @columbiaclimate for the discussion.
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What does a day studying climate finance at @columbiaclimate look like? Meet MS in Climate Finance student Shelly Shan! With a background in finance and renewable energy consulting, she’s exploring how investment can help power the energy transition. climate.columbia.edu/ms-clim…
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Columbia Climate School retweeted
Columbia University
@ColumbiaOct 20
⛵ @LamontEarth's new fleet of robotic sailboats is set to begin a special voyage in the Southern Ocean! The uncrewed vessels will measure human-produced carbon dioxide in the water, an important metric for understanding the Southern Ocean's effect on the global atmosphere: lamont.columbia.edu/news/rob…
A group of people wearing safety gear are working on a large, orange unmanned science vehicle labeled "1092" at a dockside. The vehicle has solar panels and is suspended by a crane. The background shows urban buildings and water.

ALT A group of people wearing safety gear are working on a large, orange unmanned science vehicle labeled "1092" at a dockside. The vehicle has solar panels and is suspended by a crane. The background shows urban buildings and water.

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Columbia Climate School retweeted
Columbia Engineering@CUSEASOct 20
We hosted ten events during Climate Week NYC, September 22–25. 🌎 Across panels, keynotes, poster sessions, and lightning talks, researchers, industry leaders, and policymakers explored how engineering addresses climate change. bit.ly/4dOv7KI @columbiaclimate
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Columbia Climate School retweeted
The SDG Academy@SDG_AcademyOct 21
What's next for the Ages of Globalization? Join Prof. Jeffrey Sachs on November 5 to hear about the new offering of the Ages of Globalization course from our friends at the Columbia Climate School, now on Columbia+. 📆 Thurs, Nov 5, 2026 🕘 8am ET 🔗 columbiauniversity.zoom.us/m…
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📢 Zoom option for Oct 20 5pm ET AI Data Centers: Is Space the Next Frontier? with Neil deGrasse Tyson, Alexis Abramson, David Sandalow, Nobuo Tanaka: columbiauniversity.zoom.us/s…

Join our Cloud HD Video Meeting

Zoom is the leader in modern enterprise cloud communications.

columbiauniversity.zoom.us
Columbia Climate School
@columbiaclimateOct 19
Replying to @columbiaclimate @ColumbiaUEnergy
RSVP for Oct 20 5pm ET AI Data Centers: Is Space the Next Frontier? with Neil deGrasse Tyson, Alexis Abramson, David Sandalow, and Nobuo Tanaka: climate.columbia.edu/events/…
Panelists Neil deGrasse Tyson, Alexis Abramson, David Sandalow, and Nobuo Tanaka with the text AI Data Centers: Is Space the Next Frontier? In Person Event, Tuesday, October 20, 2026, 5-6pm ET

ALT Panelists Neil deGrasse Tyson, Alexis Abramson, David Sandalow, and Nobuo Tanaka with the text AI Data Centers: Is Space the Next Frontier? In Person Event, Tuesday, October 20, 2026, 5-6pm ET

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On Oct 20 5pm ET, join @ColumbiaUEnergy and @columbiaclimate for AI Data Centers: Is Space the Next Frontier?, a panel discussion with Alexis Abramson, David Sandalow, and Nobuo Tanaka, lead authors of a major new report. Register: climate.columbia.edu/events/…
Image of a data center with the text AI Data Centers: Is Space the Next Frontier? In Person Event, Tuesday, October 20, 2026, 5-6pm ET

ALT Image of a data center with the text AI Data Centers: Is Space the Next Frontier? In Person Event, Tuesday, October 20, 2026, 5-6pm ET

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RSVP for Oct 20 5pm ET AI Data Centers: Is Space the Next Frontier? with Neil deGrasse Tyson, Alexis Abramson, David Sandalow, and Nobuo Tanaka: climate.columbia.edu/events/…
Panelists Neil deGrasse Tyson, Alexis Abramson, David Sandalow, and Nobuo Tanaka with the text AI Data Centers: Is Space the Next Frontier? In Person Event, Tuesday, October 20, 2026, 5-6pm ET

ALT Panelists Neil deGrasse Tyson, Alexis Abramson, David Sandalow, and Nobuo Tanaka with the text AI Data Centers: Is Space the Next Frontier? In Person Event, Tuesday, October 20, 2026, 5-6pm ET

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📢 Zoom option: columbiauniversity.zoom.us/s…

Join our Cloud HD Video Meeting

Zoom is the leader in modern enterprise cloud communications.

columbiauniversity.zoom.us
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🗓️ TOMORROW | Tue, Oct 20 📍 @columbiaclimate 🚀 Special guest: @neiltyson joins us to discuss space-based data centers. Are they feasible? What risks could a million computing satellites create? Register: events.columbia.edu/cal/even…
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Speaker update: @neiltyson will join our panel!
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🗓️ TOMORROW | Tue, Oct 20 📍 @columbiaclimate Are space-based data centers feasible? What risks could a million computing satellites create? Join @ColumbiaUEnergy & @columbiaclimate to discuss a major new report. Register here: events.columbia.edu/cal/even…
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Inspired by the freedom found in the mountains, MS in Sustainability Management alum Jithamanyu Thoppey M calls for restoring ecosystems and building communities where every living being can flourish authentically. Via State of the Planet: news.climate.columbia.edu/20…
The author on the summit of Mera Peak in Nepal at 5:30am local time on October 14, 2025. Credit: Jithamanyu Thoppey M

ALT The author on the summit of Mera Peak in Nepal at 5:30am local time on October 14, 2025. Credit: Jithamanyu Thoppey M

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