Lamont-Doherty Earth Observatory66
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Tree Rings Show Unprecedented Rise in Extreme Weather in South America
A new South American Drought Atlas reveals that unprecedented widespread, intense droughts and unusually wet periods have been on the rise since the mid-20th century.
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Using Sound to Study Underwater Volcanoes
To find out how volcanoes in the Pacific Ocean influence earthquakes and tsunamis, a team of scientists listens for ‘echoes’ from under the sea.
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Future Hurricanes: Fast Like Ike or Slow Like Harvey?
Climate change will intensify winds that steer hurricanes north over Texas in the late 21st century, increasing the odds for fast-moving storms like 2008’s Ike, compared with slow-movers like 2017’s Harvey, says new research.
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Reopening Mostly Erases Effects of Pandemic Reductions in CO2 Emissions
Although emissions temporarily dipped due to coronavirus, the numbers are bouncing back quickly as economies reopen.
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It’s Time to Rethink the Practice of Whale Watching
A scientist reflects on the potential harms of chasing whales with boats to try to get that perfect snapshot.
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Geologists Identify Deep-Earth Structures That May Signal Hidden Metal Lodes
Previously unrecognized structural lines deep in the earth appear to signal the locations of giant deposits of copper, lead, zinc and other vital metals near the surface.
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The Amazon Continues to Burn
The environmental tragedy does not stop even in the face of the pandemic. From January to April, over 1200 square kilometers of forest were wiped out.
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Sustainability Science Capstone Workshop Investigates Microplastics in the Hudson River
A student group examined the types of microplastics entering the river, and created a way for citizen scientists to help with the research.
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Q&A With Kailani Acosta on Diversity in the Geosciences
Women and people of color are historically underrepresented in the geosciences. Through two different diversity initiatives, graduate student Kailani Acosta is working to change that.

You Asked invites you to share your most pressing questions about climate, science, and sustainability. Lamont-Doherty Earth Observatory and Columbia Climate School experts will respond with clear, evidence-based answers. Pose your questions and story ideas!
