Emerald Bay, Lake Tahoe

Lake Tahoe research provides new insights on global change

Scripps scientists reveal how nitrogen is recycled in the ecosystem’s food web.

Ocean acidification threatens coastal communities across the U.S.

Shellfish industry — especially mollusks — is at long-term risk in 15 states.

Energy smack down! Campuses compete to save electricity

Nine UC undergraduate campuses are going head to head as part of a national contest to conserve energy.
pika (via Wikimedia Commons)

Shrinking range of pikas in California mountains linked to climate change

Study documents disappearance of pikas from low-elevation sites and shows how ongoing global warming will further restrict their range in the future.
urban heat (iStock)

The heat's rising in cities

Geographer warns that for the past four decades, global warming — in the guise of heat waves — has been amplified in cities.
Sagehen natural reserve

Warmer, drier climate alters forests statewide

Botanists have compared tree survey data from the 1920s and ’30s with forest service data today. They find a decline in large trees and an increase in the density of small trees in forests throughout the state.

UC making big moves toward carbon neutrality

Greenhouse gases emissions down to 1990 levels and major steps are initiated to ramp up renewable energy use.

Oceans face wildlife loss

The same patterns that led to extinctions on land are now taking place in the sea.

Study casts doubt on mammoth-killing cosmic impact

Whatever triggered the Younger Dryas cold period, it wasn't a comet or meteorite colliding with Earth.
lightning

More lightning with global warming

Lightning strikes may increase by up to 50 percent in the U.S., caused by warmer temperatures associated with climate change.

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