Last summer, James Hansen—the pioneer of modern climate science—pieced together a research-based revelation: a little-known feedback cycle between the oceans and massive ice sheets in ...

Dr. James Hansen, the former NASA scientist who is widely credited with being one of the first to raise concerns about human-caused global warming, is a co-author of a new report predicting that the ...

JAMES HANSEN: Well, for a very small area, you may be able to do that, but then, still, when you get storms, you’ll get water overthrown over the seawall. It’s just not practical.

From James Hansen to the children suing for their future, radical climate activism is perfectly logical. By Eric Holthaus. April 13, 2016 1:19 PM.

James Hansen’s legacy: Scientists reflect on climate change in 1988, 2018, and 2048 If climate change was an urgent problem in 1988, it’s now an emergency. By Eric Holthaus.

A few months ago, James Hansen, the director of NASA’s Goddard Institute for Space Studies, in Manhattan, took a day off from work to join a protest in Washington, D.C.The immediate target of ...

20 years to the day since Dr. James Hansen gave his now fateful first warning about climate change, Hansen was again testifying before Congress. Hansen, who runs the NASA Goddard Institute for ...

A new study lead by James Hansen, a scientist responsible for raising public consciousness about climate change in the 1980s, suggests global temperatures are increasing faster than expected.

JAMES HANSEN: Yeah, well, it’s really unfortunate that we haven’t got action sooner, because enough was known decades ago that we realized that we can’t burn all the fossil fuels.

In the late 1980s, James Hansen became the first scientist to offer unassailable evidence that burning fossil fuels is heating up the planet. In the decades since, as the world has warmed, the ice ...

James Hansen, former director of NASA’s Goddard Institute for Space Studies, is adjunct professor in the department of earth and environmental sciences at Columbia University.

A couple of months ago, when I went to a protest with James Hansen at a coal plant in Washington D.C., he said that he wasn’t hoping to get arrested. Just about everyone else at the protest was ...