Wading through hip-deep water and mud, three Skagit Land Trust volunteers trudged across Barney Lake on Sunday in search of ...

Tiny endangered pupfish have returned to Ayer Lake at the Boyce Thompson Arboretum after the lake was drained for dam repairs ...

The journey to the nest began with a boat ride across Lake Pleasant, followed by a 20-minute hike up a rocky and prickly ...

Upstream states on the Colorado River are investing in measurement technology, but experts say more data doesn't always mean ...

But after months of short-term drought across Arizona, the stream gently rippled by on a February outing. The water level was so low it didn’t reach the rocky riverbank. It was a sign of how the lack ...