This was a free event to visit a major chinook salmon restoration project, learn about river ecology, and experience the ...

The Colorado River is running low. The picture looks even worse underground, study says. The Colorado River Basin has lost twice as much groundwater since 2003 as water taken out of its reservoirs ...

Volcanic islands, such as the islands of Hawaii and the Caribbean, are surrounded by coral reefs that encircle an island in a ...

As the Colorado River’s reservoirs have declined, even larger amounts of groundwater have been drained from aquifers. Using satellite data, scientists have estimated the vast water losses.