Earth Systems Science

From Soil to Climate Solutions: Berhe Leads Sierra Nevada Research Institute into its Next Chapter

September 11, 2025

When Professor Asmeret Asefaw Berhe arrived at UC Merced in 2009, she and her husband, Professor Teamrat Ghezzehei, were leaving major research institutions to join a brand-new campus in California’s Central Valley. It was a leap of faith — one made easier by the Sierra Nevada Research...

Students Part of ‘Symbiotic’ Effort to Meld Art With Science

Graduate student Sabah Ul-Hasan translated her love of science into four separate college degrees. She holds bachelor’s degrees in biology, chemistry, and environmental and sustainability studies,...

Study: Fishing Industry a Bigger Polluter than Previously Known

Many studies have shown that raising cattle and pigs for food is hard on the environment, and fish has long been considered a better alternative. But the work of UC Merced graduate student Brandi...

New Study Shows Early Human Impacts on Biodiversity

Even without all the industrial and technological growth that has accelerated climate change, humans can — and do — dramatically impact ecosystems. A new paper in Nature Communications, co-authored...

Researcher’s Work Shows History Doesn’t Indicate the Future of Climate Change

Shakespeare might have been right when he wrote “what’s past is prologue,” but not when it comes to modeling climate change. A new study shows that rising air temperatures could have a crippling...

Humans Have Disrupted Ecosystems for 6,000 Years, Research Shows

The basic structure of Earth’s ecosystems lasted for 300 million years but changed about 6,000 years ago, and humans are the most likely reason. A team of about 25 researchers from around the globe,...

UC Merced Shares in Three of Four UC Catalyst Grants

University of California President Janet Napolitano announced this week the 2016 recipients of the President’s Research Catalyst Awards, and professors from UC Merced are contributors to three of the...

Researchers Model Near Future of Coastal Redwoods’ Habitat

Many species of trees and plants have begun migrating as the climate changes, but some, like California’s giant coastal redwoods, can’t just pick up and move. The proximity of the ocean, which has...

Event Connects High School Girls with Female Scientists

While many young women her age are thinking about their favorite shoes or who they’ll go with to the winter formal, Callie Nance, 15, is thinking about her favorite science organizations and her...

UC Merced Researchers Gathering Data to Tackle California’s Water Crisis on Multiple Fronts

Note: This story originally ran in the Fall 2015 issue of UC Merced Magazine. By Joel Patenaude California, long envied by the rest of the country for its climate, beauty and natural resources, is...