climate change Archives - Page 2 of 57 - State of the Planet

blue sparkles in water

Studying Bioluminescent Blooms in the Arabian Sea

A plankton-like species is attacking the base of the food chain in the Arabian sea, disrupting water quality and killing fish. Researchers at the Lamont-Doherty Earth Observatory are learning how to fight back.

by |December 4, 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
cows in pasture

Want to Save the World? Start by Eating Less Beef

If we ate half as many burgers and steaks each week, a new study calculates that it could have a profound effect on carbon emissions and the environment.

by |December 4, 2017
lake turkana

The Way We Were: Climate and Human Evolution

In a remote desert region around Kenya’s Lake Turkana, paleoecologist and geochemist 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.

by |December 1, 2017
an empty subway car

Could Robo-Taxis Kill Public Transportation?

Self-driving cars will fundamentally change how we live and work. But not all of those changes will be positive.

by |November 30, 2017
tree ducks flooding

Why Do Floods Sometimes Happen on Sunny Days?

Some towns and cities can get soaked even when the skies are dry—and these so-called sunny day floods are on the rise thanks to climate change.

by |November 29, 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

Greener on the Other Side: ESP Students’ Sustainability Podcast

Students from the MPA in Environmental Science and Policy program at SIPA have produced a podcast called “Greener on the Other Side,” on sustainability, climate change, and the environment.

by |November 28, 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