Thirsty plants are sucking up water that would otherwise end up in the Colorado River, according to a new study. The findings ...

Without an April-May miracle, human-caused climate change likely will finally catch up with the Colorado River — and the 40 million people who rely on it — in the form of a full-blown crisis later ...

Arizona has raised alarms about one of the federal government's proposals to manage drought on the Colorado River.

A wicked snow drought picked a bad year to plague the West, with the Colorado River already reeling. Arizona's local supplies ...