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Earth Systems Science

UC Merced’s Berhe Joins Scientists in Warning of Global Land Mine Crisis

July 24, 2025

A sign posted on a tree in Eastern Europe warns of active land mines.
More than 100 million land mines remain buried around the world, posing a threat in approximately 70 countries and territories, and killing or injuring about 5,000 people, most of them civilians, every year.  As the world’s geopolitical landscape shifts, nine scientists studying...
Professor Martha Conklin

Founding Faculty Member Martha Conklin Bids Farewell to Campus Community

Professor Martha Conklin started her career at UC Merced at the Castle Research Facility, and it began with a frightening surprise. “I had a baby rattlesnake in my office,” she said....
Professor Adeyemi Adebiyi

Researcher Studies Effects of Dust on Climate Change

Being able to accurately predict how the climate will change in the future is one of the most important quests of our lifetimes. A key to better prediction is the fundamental understanding of how...
Incoming student Benji Thier

Environmental Research, Working Toward Saving the Planet Among New Bobcat’s Plans

Incoming Bobcat Benji Thier already knows what he wants to do with his college degree: Save the planet. “I am planning to study Environmental Systems Science because I did some environmental...
An artist's rendering of megalodon. Image by Elena Regina, The Australian Museum.

Research Proves Megalodon was Warm-blooded, both an Advantage and an Extinction Factor

Megalodon was the biggest shark in the world — 50 feet long or more — and one of the largest fish ever to exist. It roamed most of the world’s oceans from 23 million to 3.6 million...
UC Merced graduate programs in the natural sciences and engineering are included in the newest U.S. News rankings of 2023-2024 Best Graduate Schools.

UC Merced’s Graduate Programs Rank Among Best in the Nation

UC Merced continues to be recognized nationally, with some programs leaping forward, according to U.S. News & World Report’s 2023-2024 edition of Best Graduate Schools released on April 25...

CREST Center-led Workshops Teach Local Girls About STEM and Careers

Merced-area mothers and their daughters participated in engaging hands-on chemistry projects recently, in two sessions hosted by the U.S. National Science Foundation (NSF)-funded CREST Center for...
Professor Peggy O'Day

Student Researchers Working with National Lab on Mercury Remediation

At UC Merced, mercury is a regional challenge that student and faculty researchers have been tackling for several years. Mercury was used to extract gold during the Gold Rush in California, and the...
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...
Professor Asmeret Asefaw Berhe

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...

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