Earth Sciences Archives - State of the Planet

antarctic ice shelves

Tiny Losses of Ice at Antarctica’s Fringes May Hasten Declines in Interior

A new study shows that even minor deterioration of ice shelves can instantaneously hasten the decline of ice hundreds of miles landward.

by |December 11, 2017

Understanding Earth’s Geologic History to Predict the Future

Organic geochemist Pratigya Polissar is developing new tools to look at the history of plants and ecosystems on Earth over the past 20 million years.

by |December 7, 2017

American Geophysical Union 2017: Key Events From the Earth Institute

A chronological guide to key talks and other events presented by Columbia University’s Earth Institute at the American Geophysical Union 2017 meeting. 

by |December 4, 2017

Spring 2018 Earth Institute Undergraduate Research Assistant Opportunities

By Chandler Precht The Earth Institute, Columbia University, is offering undergraduate students with research assistant opportunities during the spring 2018 semester. Undergraduates from Columbia and Barnard will be able to serve as research assistants on research projects related to sustainable development and the environment with distinguished faculty and researchers at the cutting edge of this… read more

by |December 1, 2017

Spring 2018 Earth Institute Internship Opportunities

By Chandler Precht The Earth Institute is offering undergraduate, graduate and PhD students with opportunities to intern in various departments and research centers in a variety of administration, communications and research roles. Interns work on a variety of sustainability-focused projects across The Earth Institute. These projects provide interns with hands-on workplace experience, allowing them to… read more

by |December 1, 2017

A Bit of Sun on an Antarctic Thanksgiving

The Rosetta team made two big accomplishments this week: Our lidar returned some beautiful 3D images of the sea ice topography, which can be used to study small details of the ice. And our own Chloe Gustafson won first place in the Antarctic Turkey Trot. She now holds the honor of being the first woman to win the race!

by |November 28, 2017

Ear to the Ground, Listening for Nuclear Blasts

Seismologist Lynn Sykes has been working for more than 50 years to halt the testing of nuclear bombs. In his forthcoming book, Silencing the Bomb: One Scientist’s Quest to Halt Nuclear Testing, Sykes provides an insider’s look at the science behind detecting explosions, and international efforts to establish a series of treaties.

by |November 27, 2017
Snowy day in Antarctica.

Wind, Snow and Ice: Summer in Antarctica

The theme of the past week has been the weather. Weather is of course always happening, but in the lingo of McMurdo Station, ‘weather’ means ‘bad weather.’

by |November 21, 2017
satellite image of medicane numa

What We Know About Medicanes—Hurricane-Like Storms in the Mediterranean

They’re rare but can be dangerous, as demonstrated by Medicane Numa’s destruction in Greece last week.

by |November 21, 2017

Ocean Sediments Off Pacific Coast May Feed Tsunami Danger

Tightly packed sediments help the Cascadia Subduction Zone generate large earthquakes, and could boost its ability to trigger a large tsunami.

by |November 20, 2017