Marc Levy, deputy director of Columbia's Center for International Earth Science Information Network, explains the role of climate change in global conflict and security.

Peter Kelemen, a scientist from Lamont-Doherty Earth Observatory, shares his thoughts on the future of carbon capture and storage research projects.

Climate scientists Robin Bell and Peter de Menocal discuss how the melting of Antarctica's ice sheet will impact sea level rise and the global economy.

David Kipping, an astronomer at Columbia University, comments on the sudden dimming of an otherwise unremarkable star 1300 light-years away in the constellation Cygnus.

In a series of three interactive stories, New York Times journalists report on research by Lamont-Doherty Earth Observatory scientists which aims to understand how changes to Antarctica's vast ice sheet might affect the world.

A new Columbia University study is challenging the accuracy of methods used by the International Union for Conservation of Nature to determine conservation status.

Greg Yetman, associate director for geospatial applications at Columbia’s Center for International Earth Science Information Network, discusses how algorithms are helping to picture where Africans live and work.