More than 22,000 people took actions to reduce their environmental impact during the month-long competition to reduce UC's carbon footprint.

Twenty-two thousand students, staff and faculty from across all 10 University of California campus locations and the University of California Office of the President participated in a month-long competition that resulted in over 21,650,000 pounds of carbon dioxide saved.

Researchers determine the extent to which plastic contributes to climate change. It's a lot.

UC agricultural and marine scientists fight one of the state's biggest sources of methane: cow burps.

Two billion tweets provide a glimpse into how we perceive our changing climate.

As UC's sustainability goals become increasingly ambitious, the entire community is pitching in.

Roland Geyer's much lauded finding is a sobering one: 91 percent of the world's plastic waste has never been recycled.

Scripps researchers use oxygen, carbon dioxide measurements to infer ocean temperature increase.

All nine UC undegraduate campuses included in Princeton Review's Guide to 399 Green Colleges.

The university pledges to transition to clean energy by 2025.

UC San Diego recently became the first place in the U.S. to install a road made from recycled plastics.

A color developed by Egyptians thousands of years ago can boost energy efficiency by cooling rooftops and walls.