Earth Systems Science

Hurricanes Create Powerful Changes Deep in the Ocean, Study Reveals

June 6, 2025

Hurricane Bud left some surprising changes in its wake, UC Merced researchers found.

With careful planning and a little luck, researchers found a surprising upside to hurricanes after a Category 4 storm disrupted their expedition off the coast of Mexico. The team was able to sample the ocean right after the storm passed and found that the storms churn the ocean so powerfully and...

Researchers Assess Western Forests’ Ability to Survive Next Drought

UC Merced researchers have evidence that California’s forests are especially vulnerable to multi-year droughts because their health depends on water stored several feet below ground. “...

Innovative Partnership Aims to Restore Sierra Nevada Forest Health

The French Meadows Forest Restoration Project, an innovative collaboration approved this week, aligns the expertise of the Sierra Nevada Research Institute at UC Merced, the U.S. Forest Service, the...

Emergence, Extinction of Massive Ancient Shark to be Explored with NSF Grant

Forty million years after dinosaurs went extinct, one of the largest predators that ever prowled Earth’s oceans emerged, feeding the imaginations of modern scientists and the nightmares of...

Professor’s Novel Mercury-Mapping Project Wins State Grant

Civil and environmental engineering Professor Erin Hestir’s proposal for a unique system of mapping mercury in the waters of the San Francisco Delta has won her and her team of collaborators...

UC Climate-Change Research is One Focus of Global Summit, New Reports

California aims to lead the nation — and the globe — in climate change research, policy and action — in large part through climate-focused research conducted at University of...

Merced River Helps Explain How Soils Capture and Store Planet-Warming Carbon

Soils are carbon sinks, storing more planet-warming carbon than the atmosphere and all animal and plant life combined. But they can also release massive amounts of stored carbon into the...

Berhe Selected by National Academies to Serve as “New Voice” for Science

The National Academies of Sciences, Engineering and Medicine (NASEM) just announced that they’ve selected Professor Asmeret Asefaw Berhe to serve as an inaugural member of the Academies’...

Sierra Nevada forest tree trunks in a mechanically-thinned forest.

Billions of Gallons of Water Saved by Thinning Sierra Forests

There are too many trees in Sierra Nevada forests, say experts from UC Merced, UC Irvine and the National Park Service working at the National Science Foundation Southern Sierra Critical Zone...

Sustainable California Video Highlights UC Water Academy Experience

April is Earth Month. It’s also when UC Water Academy — an intensive course aimed at training the next generation of California water experts — starts its second year. To mark...