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...

Professor Rebecca Ryals and her students study soil organic amendments.

Ryals’ Teaching, Research and Service Earns Her Presidential Chair in Climate Change

Professor Rebecca Ryals has made campus history by being named UC Merced’s inaugural Presidential Chair in Climate Change. The appointment was recommended by her peers and Dean Betsy Dumont...

Berhe Chosen for National Academy Membership in Recognition of Her Soil Research

Soil biogeochemistry Professor Asmeret Asefaw Berhe — who is on leave from UC Merced while she serves as federal director of the Office of Science for the Department of Energy — has...

Graduate Summer Bridge Program Recognized as a ‘Program to Watch’

Graduate Division’s Competitive Edge Summer Bridge program for incoming Ph.D. students was identified as a Program to Watch by Excelencia in Education, a national effort to identify evidence-...

UC Merced-led Research Predicts How Air Cleans Itself

Although climate change is still a very real challenge, the past decades of efforts to reduce the effects of human activities on the atmosphere have been potent enough to have thrown off the models...

Researchers Look at Tree Reproduction and Effects of Climate Change Across North America

Life and Environmental Sciences Professor Emily Moran and collaborators at several other universities are set to conduct a continental-scale analysis of climate change effects on tree reproduction...

A recent demonstration of how biochar is created

Research Reveals an Easy Way Dairy Farmers Can Dramatically Reduce their Climate Impact

Adding even a small amount of biochar — a charcoal-like material produced by burning organic matter — to a dairy’s manure-composting process reduces methane emissions by 84%, a...

Grad Student Awarded Prestigious Department of Energy Fellowship

Environmental Systems Ph.D. student Leila Wahab is one of 80 graduate students to receive the U.S. Department of Energy’s (DOE) highly competitive Office of Science Graduate Student Research (...

Senate Confirms Berhe as Federal Office of Science Director

The U.S. Senate today confirmed UC Merced Professor Asmeret Asefaw Berhe to be the new director of the Office of Science in the federal Department of Energy. The Department of Energy’s...

Students with a drone in a field with cows

Apply Now for a Paid Summer Internship with Real Research Experience

The May 1 deadline is fast approaching for students to apply for the San Joaquin Valley Food and Agriculture Cyberinformatics Tools and Science (FACTS) bridge program, a paid summer research...