California

A giant sequoia tree at Yosemite National Park's Mariposa Grove of Big Trees.

Geography of Giant Sequoias

Elizabeth Borneman

Giant sequoias are one of the longest lived tree species, with the oldest giant sequoia living an estimated 3,400 years.

A map showing moisture levels carried by an atmospheric river over the West Coast including California. High moisture levels are a dark blue-green and low moisture levels are brown.

What is the Outlook for California’s Atmospheric Rivers?

Caitlin Dempsey

During the winter months, atmospheric rivers carry enormous amounts of water to the state of California.

A view across a valley of a dome volcano on a bright sunny day with a blue sky and some clouds.

Largest Dome Volcano in the World

Caitlin Dempsey

Lassen Peak is the world's largest dome volcano with a height of 10,457 feet (3,187 meters).

A view straight up a grove of redwoods.

Fog Sipping Coastal Redwoods

Caitlin Dempsey

The tallest trees in the world, the coastal redwood trees of Northern California, have a remarkable ability to use fog as a source of moisture.

A gray shaded relief map of California showing in shades of green where climate mismatched forests are in the Sierra Nevada.

Zombie Forests in the Sierra Nevada

Katarina Samurović

Climate change is creating a vegetation climate mismatch in the conifer forests of California's Sierra Nevada.

1235 Next