With climate change affecting water supplies already strained by urban growth, states in the Colorado River basin are being forced to innovate and adapt.
A new study makes the case that a mostly submerged landmass about two-thirds the size of Australia meets all the usual criteria for a continent.
What's next for the EPA? Some fear nominee Scott Pruitt's intentions, but others say the green revolution's momentum will limit damage.
Warm air and warm water bring more bad news for marine life.
El Niño brought unprecedentedly powerful waves to the Pacific Coast in 2015-2016, while droughts starved beaches of sediment, according to a new study.
A new comprehensive study of previous research has grim conclusions, but could bolster efforts to protect species from climate change.