Ecology & environment

Two bats flying together

‘On the same wavelength’? It's not just a saying

Bats' brains synchronize when they engage in social behaviors like grooming, fighting or sniffing each other.

Sierra Nevada forest dried out

Massive forest die-off in Sierra Nevada caused by multiyear drought

Nearly 80 percent loss at some elevations shows the devastating consequences of abnormally dry conditions.

Gidget the sea otter

Sea otters' low genetic diversity could spell trouble

The furry little creature isn't endangered, but a history of population declines can make extinction more of a risk.

Floodplain near the Mississippi River

Small towns, big flood waters

How do you move an entire town threatened by floods?

A queen bumblebee on a flower

As bumblebee diets narrow, ours could too

Fewer plants cause developmental delays for the pollinators that keep our favorite foods growing.

Ross Ice Shelf

Study uncovers surprising melting patterns beneath Antarctica’s Ross Ice Shelf

Scientists discover an ancient geologic structure under Antarctica’s largest ice shelf and describe the threats it may face.

UC Merced solar panels on the Science and Engineering building

UC is now the No. 1 university in the country for renewable electricity

UC leads universities across the country in the EPA's Green Power Partnership rankings.

Drake's Bay at Point Reyes National Seashore

UC reserve system grows to include Point Reyes, Mount Lassen

The new locations will provide opportunities for scientists and students as part of the world's largest university-administered reserve network.

Kira Stoll, UC Berkeley's director of sustainability stands with solar panels on the top of the Recreational Sports Facility.

Cool Campus Challenge winners announced

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

Rhino on a cliff with mountain background behind

2 northern white rhinos are left in the world. Here's how robots could save them.

Flexible robotics designed at UC San Diego could help navigate the tricky issues of saving this subspecies from extinction.