The first fall runs of chinook salmon since the project in California and Oregon was completed have surpassed researchers’ expectations.

In Washington roadless areas protect over 3,600 miles of river flowing through healthy, intact forests, from which 6% of the state gets its drinking water.

University of California, Berkeley is hiring. Apply now!

Streamflow drought status and forecasts for the conterminous United States

Experimental design strongly influences the detectability and magnitude of estimated drought impacts. Simpler designs underestimate impacts relative to the more complex, but relatively rare (< 35% of...

New research suggests that small wetlands, previously unaccounted for in the global methane budget, are responsible for about 25% of global methane emissions.

"There is so little information about this life stage in this species."

Unusual March heat has led the Fresno Irrigation District to begin water deliveries earlier than planned as farmers prepare for an uncertain season.

Winter has brought California's Sierra Nevada a below-average amount of snow, and the snowpack has been shrinking for weeks.

Sophisticated global networks are infiltrating journals to publish fake papers

YouTube video by Simon Clark

Major estuaries globally are experiencing fast-paced changes in hydrology and ecosystem dynamics. However, connecting alteration of river flow regimes to estuarine fish population dynamics remains a ...

A study directly comparing waterways of different sizes revealed important differences in nitrogen dynamics across seasons.

The right combination of conditions allowed this distinctive low cloud to form in California’s Central Valley for weeks.

Mountain meadows make up a small percentage of the land area in the Sierra Nevada, but not as small a percentage as once thought. This is exciting news as they have an outsized impact, often functioni...

Conservation scientists have long used population viability analysis (PVA) on species count data to quantify critical decline risk, thereby informing conservation actions. These assessments typically...

From the National Academies  Billions of gallons of water per day are channeled from northern California to drier Central and Southern California through the network of dams, canals, and other feature...

Read online, download a free PDF, or order a copy in print.

A comprehensive analysis of peer-reviewed evidence on regenerative grazing vs. rewilding through dietary shifts that reduce land use and restore soil, water, climate, and biodiversity

Zac Podmore, Rose McMackin, and Becca Lawton, who carry Western rivers in their blood, talk about their boating lives, creative bents, and views of moving water.

Postdoctoral Researcher: A Postdoctoral Research Associate position is available at the University of South Dakota in Dr. Jeff Wesner’s lab in the Department of Biology. The NSF-funded project will ex...