Earth Systems Science

Study Indicates Human-caused Dust Events are Linked to Fallow Farmland

June 2, 2025

The Central Valley is a major contributor to a growing dust problem, in large part because of agriculture, researchers say.

An average of more than 1 million acres of idled farmland a year is a significant contributor to a growing dust problem in California that has implications for millions of residents’ health and the state’s climate. A new study published in Nature Communications Earth and Environment...

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...

Graduate students stand before the Beginnings sculpture.

Grad Students Invited to UC Merced’s First ‘Nanoengineering Environmental Sensors’ Incubator Program

Graduate students who are passionate about their research, concerned about the environment and eager to reach across disciplinary boundaries are invited to apply for a three-week summer program in...

Environmental Systems Student Earns Graduate Student Policy Award

Environmental Systems Ph.D. student Zachary Malone was awarded the Ecological Society of America’s (ESA) Katherine S. McCarter Graduate Student Policy Award. This award provides graduate...

New NSF Grant to support Asian American and Pacific Islander students in Geoscience

A team of eight scientists from around the country is organizing a new project to foster belonging and participation among Asian American and Pacific Islander (AAPI) students in the geosciences...

Microorganisms Consume Last Bits of Oxygen from Low-oxygen Ocean Zones, Study Shows

Even the tiniest organisms have a surprisingly huge effect on life in the oceans, eating up the last bits of oxygen in certain areas, preventing larger marine life from surviving there, a new study...

Fourth-graders at a Merced elementary school are introduced to agriculture-related sciences by undergrads in the FARMERS program.

USDA Grant Supports Diverse Ag-related Learning and Training for Students

Students at UC Merced and those who might someday become Bobcats are the focus of FARMERS, Professor Rudy M. Ortiz’s training program funded again for $1 million by the U.S. Department of...