January 18, 2017

Green Sahara’s Ancient Rainfall Regime Revealed

What is now the Sahara Desert was the home to hunter-gathers who made their living off the animals and plants that lived in the region’s savannahs and wooded grasslands 5,000 to 11,000 years ago.
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January 10, 2017

Common Epilepsies Share Genetic Overlap with Rare Types

An international study led by Columbia University Medical Center and NewYork-Presbyterian has found that several genes previously implicated only in rare, severe forms of pediatric epilepsy also contribute to common forms of the disorder.
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January 5, 2017

Radar Reveals Meltwater’s Year-Round Life Under Greenland Ice

Meltwater from the Greenland ice sheet can travel through channels to reach bedrock; a new study led by a Lamont-Doherty Earth Observatory graduate student shows where the water goes.
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December 22, 2016

New Precision Medicine Tool Helps Optimize Cancer Treatment

Columbia University Medical Center researchers have created a computational tool that can rapidly predict which genes are implicated in an individual’s cancer and recommend treatments.
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December 13, 2016

State of the Arctic: Longer Melting Seasons, Thinning Sea Ice

Marco Tedesco, a glaciologist at Columbia University’s Lamont-Doherty Earth Observatory and the lead author of the Arctic Report Card chapter on Greenland, discusses some of the changes he has been seeing in Greenland.
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December 12, 2016

New Project Puts Drones to Work Studying Sea Ice Change

The Gordon and Betty Moore Foundation will support research by Lamont-Doherty Earth Observatory scientists on the changing patterns of Arctic ice and other physical characteristics in Kotzebue Sound and the Chukchi Sea, using a combination of remote sensing technologies and indigenous knowledge.
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December 7, 2016

Most of Greenland Ice Melted to Bedrock in Recent Geologic Past, Study Says

Bedrock drilled from deep under the Greenland ice sheet contains evidence that the island was nearly denuded of ice for an extended time during the last million years. The finding suggests that the ice sheet is more vulnerable than thought.
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