Scientists have long opposed polar geoengineering. Some now believe it will be necessary.

Picture standing at the water's edge, watching waves creep higher with each passing year. That's the reality for millions ...

Greenland sits at the center of a striking climate contrast, even as sea levels rise across almost every other part of Earth. As global temperatures climb, glaciers and ice sheets melt faster, and ...

The Mediterranean Sea is heating up faster than ever before, and the consequences are already being felt. In places like ...

Worldwide, millions of people live in river deltas that are sinking faster than sea levels are rising, research suggests. This exacerbates the risk of catastrophic coastal flooding and land loss.

Chris Stiedemann of Poseidon Water looks over the giant filters that remove microscopic impurities from the seawater. Photo by Chris Jennewein Elon Musk: lend me your ear. Now that you’ve tackled free ...