Lamont-Doherty Earth Observatory191
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Polar Survival a Century Ago: Good Planning, or Just Good Weather?
Before airplanes and satellite phones, polar exploration was a more dangerous undertaking than it is now. Many who set out for the frozen ends of the earth did not come back. Norwegian explorer Fridtjof Nansen and British explorer Ernest Shackleton were some of the few who brought their entire crews home safely. Nansen began his…
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Peering Under the Ice of a Collapsing Polar Coast
Low-Level Aerial Surveys Aim to Understand Rapid Antarctic Melting
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‘Killer’ Southeast Drought Low on Scale, Says Study
Others Were Far Worse; Population, Planning Are the Real Problems
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Thinking on Your Feet on the Ice
Nick Frearson, Gravimeter Instrument Team, Lamont-Doherty Earth Observatory: I’m a senior engineer at Columbia University’s Lamont Doherty Earth Observatory, and my role in Operation Ice Bridge is to work with the gravimeter. This instrument can see beneath ice sheets into the water and bedrock below to reveal the ice sheet’s hidden contours – critical information…
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A New Way to Experience Antarctica
Michael Studinger, Instrument Co-Principal Investigator, Lamont-Doherty Earth Observatory: The scale and style of Operation Ice Bridge will be a new experience for me. I’ve been involved in airborne research for more than a decade using ice-penetrating radar systems, airborne laser scanning, gravity and magnetics to learn more about the polar ice caps and how they…
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Sea Change
Bärbel Hönisch, an expert on ocean acidification at Columbia, will speak after a screening of the film “A Sea Change” this Thursday.
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Shaking Out Some Money
That rumbling you feel is not necessarily a passing subway. New York City and the surrounding region gets a surprising number of small earthquakes, and a 2008 study from the region’s network of seismographs, run by Lamont-Doherty Earth Observatory, suggests that the risk of a damaging one is not negligible. This week, the federal government announced a major upgrade…
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Turning CO2 Into Stone
A power plant in Iceland is set to become the first in the world to try turning carbon dioxide emissions into solid minerals underground, starting this September.
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Latest Korean Blast Outdid 2006 Nuke Test
Seismologists, Pinpointing Location, See Telltale Images of Bomb
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