Water

Ocean Chemistry Now Substantially Shaped by Humans

March 16, 2026

A sign on a southern California beach indicates it is unsafe to swim because of human-caused contamination.

Although the oceans are the least explored places on the planet, even their depths are not untouched by humans. Drawing on more than 2,300 seawater samples collected across the Pacific, Atlantic and Indian Oceans, researchers found that hundreds of synthetic chemicals — many of them rarely...

Professor’s Soil Research Digs Up Many More Questions

When people get near California’s giant sequoias, they usually look up. But Professor Steve Hart looks down, and what he finds beneath the trees has intrigued him. The trees, some of which could...

Extreme Changes in Seasonality Affect Soils’ Ability to Store Water and Carbon, Research Shows

Extreme changes in seasonality in the Sierra Nevada can have lasting impacts on meadow health and could mean less water and carbon storage in high elevation wetlands, according to research conducted...

Climate Change Influencing Freshwater Mountain Runoff, Research Shows

As the climate warms, sources of the water so critical to life everywhere on Earth are drying up. By the end of this century, communities dependent on freshwater from mountain-fed rivers could see...

California Overspends Water Rights by 300 Million Acre Feet

California is deficit-spending its water and has been for a century, according to state data analyzed recently by researchers from the University of California. UC Merced Professor Joshua Viers and...

Engineering Students Working on Water Issues for Summer Research Project

Spending a summer finding ways to make toilet water reusable and trying to extract urine from wastewater might not sound glamorous. But the results of the work two UC Merced students are doing though...

Professors’ Expertise Tapped for Policy Discussions at Drought Summit

Two researchers from the University of California, Merced, are slated to take part in the UC Drought Science, Policy and Management Summit at the state Capitol this week. School of Engineering ...

Researchers Melt Snow to See Climate Change Impacts

In a megadrought like the one California is experiencing, people tend to look at how much rainfall has come along. But it also matters when the snowmelt releases its cache, because the snowpack is...

Professor’s Paper in Nature Communications Indicates Deep Sea Changes

Large, naturally occurring low-oxygen zones in the Pacific appear to be expanding, and there is a sharp change in the number of bacteria that produce and consume different forms of toxic sulfur,...

Campus Surpasses UC President’s Water Conservation Request

Conserving resources is just a part of the fabric of UC Merced. So it should come as no surprise that university leaders say the campus can not only meet President Janet Napolitano’s call to cut...