Earth Sciences Archives - State of the Planet

Improving Tropical Cyclone Risk Assessment

Chia-Ying Lee, a scientist at the International Research Institute for Climate and Society, studies the structure and intensity evolution of tropical cyclones and how these are influenced by climate change.

by |January 18, 2018

Why Thawing Permafrost Matters

As the Arctic warms, the unfreezing of permafrost poses a threat to the planet.

by |January 11, 2018

Humidity May Prove Breaking Point for Some Areas as Temperatures Rise, Says Study

A new study projects that in coming decades the effects of high humidity in many areas may surpass humans’ ability to work or, in some cases, even survive.

by |December 22, 2017
climate migrantion

Hotter Temperatures Will Accelerate Migration of Asylum-Seekers to Europe, Says Study

If carbon emissions hold steady, a new study in Science predicts that the European Union could face a massive influx by 2100.

by |December 21, 2017

Students Practice GIS and Remote-Sensing Field Work in Black Rock Forest

When it comes to learning about data collection techniques, there is no substitute for field work. In October, three Columbia classes embarked on a field trip to the Black Rock Forest in Cornwall, New York, to get some hands-on experience.

by |December 19, 2017

In Antarctica, Enough is Never Enough

Almost out of nowhere we were given a surprise opportunity to fly one more survey line on our second-to-last day in Antarctica, and we jumped at it!

by |December 16, 2017

How Can Changing Climate Affect a Civilization?

Billy D’Andrea is trying to understand Easter Island’s climate history over the last few thousand years and how communities dealt with past climate change.

by |December 14, 2017
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