Climate change

Three students sit under a tree on the Irvine campus

UC earns green accolades from Sierra Club, Princeton Review as a nationwide leader in sustainability

The University of California is once again a leader in sustainability leadership and achievement, according to new rankings.

A woman in a mask stares out from her porch at orange air

How much wildfire smoke is infiltrating our homes?

Scientists investigate what homes are best at keeping the smoke out and what we can do to keep our air cleaner.

Comparison of temperatures around the globe

Berkeley Lab scientists in international climate report point to urgent need to cut emissions

The report from the Intergovernmental Panel on Climate Change says we must act soon, says Berkeley Lab scientist and contributor Charles Koven.

A solar panel on the UC San Diego campus

UC ranks first among colleges and universities in green power usage

The Environmental Protection Agency puts UC on top in its new ranking, with nearly half of the university's electricity sourced from green power in 2020.

A city bakes through a heat wave

Poor and minority communities suffer more from extreme heat in U.S. cities

Excess urban heat is common within cities, but not all communities burden the consequences equally.

Land cracked from heat

It’s not just hot. It’s dangerous

Physicians advise on how to stay safe and hydrated as an already record-breaking summer proceeds.

Person in landfill with birds flying over

Holding world leaders accountable for environmental destruction

“Ecocide” is an evolving legal term — now with new international heft.

Researcher using a blow torch on a block

Can we fireproof our houses?

Michele Barbato is looking in unexpected places for ways to build affordable homes that can handle disaster, including wildfires.

A smokestack plant emitting CO2

Can we remove carbon dioxide from the atmosphere?

Carbon dioxide in the atmosphere is higher than its been for millions of years. A technique called direct air capture could help.

Firefighters battling the August Complex

UC experts convene to discuss innovative solutions to California’s wildfires

The research symposium focused on enhancing the state’s resiliency to wildfire, extreme drought, and climate change.