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UC San Diego

At a glance

UC San Diego is a university that is part of the pulse of the water sector. Here we bring together everything it publishes on Smart Water Magazine: its news, its blogs and the events it takes part in.

Pollution from the Tijuana river affects air quality in San Diego, finds study
29 May 2025

Pollution from the Tijuana river affects air quality in San Diego, finds study

A new study finds pollutants from the river are transmitted to the ocean and air.

Improving risk estimates for extreme rain and snow
28 Feb 2025

Improving risk estimates for extreme rain and snow

A new study led by scientists from UC San Diego’s Scripps Institution of Oceanography details an improved method for estimating the likelihood of extreme precipitation events in the western United States. The traditional approach estimates the frequency of severe rain and snow by analyzing meteorological records looking only at precipitation intensity over arbitrarily defined time periods, […]

Atmospheric rivers explain atypical El Niño and La Niña years
17 Feb 2025

Atmospheric rivers explain atypical El Niño and La Niña years

El Niño and La Niña are climate phenomena that are generally associated with wetter and drier winter conditions in the Southwestern United States, respectively. In 2023, however, a La Niña year proved extremely wet in the Southwest instead of dry. New research from scientists at UC San Diego’s Scripps Institution of Oceanography finds that atmospheric rivers explain the […]

Canals used to drain peatlands are underappreciated hotspots for carbon emissions, new study finds
12 Mar 2024

Canals used to drain peatlands are underappreciated hotspots for carbon emissions, new study finds

A new study led by UC San Diego Scripps Institution of Oceanography postdoctoral scholar Jennifer Bowen finds that canals used to drain soggy peatlands in Southeast Asia are likely hotspots for greenhouse gas emissions. The results, published March 8 in Nature Geoscience, identify a previously unaccounted for source of emissions from these threatened, carbon-rich landscapes. Findings from the […]

Ultra-sensitive lead detector could significantly improve water quality monitoring
19 Feb 2024

Ultra-sensitive lead detector could significantly improve water quality monitoring

Engineers at the University of California San Diego have developed an ultra-sensitive sensor made with graphene that can detect extraordinarily low concentrations of lead ions in water. The device achieves a record limit of detection of lead down to the femtomolar range, which is one million times more sensitive than previous sensing technologies. “With the […]

Wildfires found to also impact aquatic ecosystems
14 Dec 2023

Wildfires found to also impact aquatic ecosystems

In devasting cases dotting the globe in recent years, climate warming has led to an increase in the number and severity of destructive wildfires. Climate change projections indicate that environmental and economic damage from wildfires will spread and escalate in the years ahead. While studies have analyzed impacts on land, new research from the University […]

Study finds sewage bacteria in ocean spray
3 Mar 2023

Study finds sewage bacteria in ocean spray

Scientists find bacteria and chemical compounds from coastal water pollution in sea spray aerosol along Imperial Beach.

More evidence that California weather is trending toward extremes
18 Aug 2022

More evidence that California weather is trending toward extremes

Patterns associated with wildfires increasing in frequency; those linked to “normal” rainfall decreasing.