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In Ancient Scottish Tree Rings, a Cautionary Tale on Climate, Politics and Survival

In Ancient Scottish Tree Rings, a Cautionary Tale on Climate, Politics and Survival

December 17, 2019
climate change   climate science  

Using old tree rings and archival documents, historians and climate scientists have detailed an extreme cold period in Scotland in the 1690s that caused immense suffering. It may have lessons for Brexit-era politics.

How High Can Seas Rise? On a Tropical Isle, the Answers Are Not Always Obvious.

How High Can Seas Rise? On a Tropical Isle, the Answers Are Not Always Obvious.

May 14, 2018
climate science   sea level rise  

To help predict the future of sea level rise, scientists from Columbia University’s Lamont-Doherty Earth Observatory are studying ancient corals on the island of Barbados.

North American Coasts Are Absorbing Large Amounts of Carbon

North American Coasts Are Absorbing Large Amounts of Carbon

April 13, 2018
climate response   climate science  

Coastal waters play an important role in the carbon cycle by absorbing carbon into sediments or transferring it to the open ocean, a new study co-authored by Columbia geochemist Wade McGillis confirms.

The Greenland Ice Sheet Is Sponging Up Meltwater

The Greenland Ice Sheet Is Sponging Up Meltwater

December 8, 2017
climate science   sea level rise  

A new study has shown that some of Greenland’s meltwater is actually being soaked into porous subsurface ice and held there, at least temporarily. The research could alter calculations of how ongoing melting might fuel global sea-level rise.

The Way We Were: Climate and Human Evolution

The Way We Were: Climate and Human Evolution

December 1, 2017
climate science   human evolution  

In a remote region around Kenya’s Lake Turkana, Columbia’s Kevin Uno collects fossils and sediments, searching for evidence about past climate, vegetation, animals, and water. His goal: to understand how climate affected our ancestors millions of years ago.

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