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The area burned by wildfires across the state is increasing in tandem with rising temperatures.

Ocean waters along California’s coast are warming.

Sea levels have generally risen along the California coast over the past century.

Tree deaths increased dramatically in California during the 2012 – 2016 drought. Higher temperatures and decreased water availability have made trees more vulnerable to insect and pathogen attacks.

Since 1950, extremely hot days and nights have increased. Nighttime heat waves have markedly increased since the mid-1970s.

California has become increasingly dry over the past century. The most recent drought from 2012 to 2016 was the most extreme since instrumental records began.

With warming air temperatures, certain varieties of fruits and nuts in the Central Valley are maturing more quickly, leading to earlier harvests.

Glaciers in the Sierra Nevada have decreased dramatically in area since the beginning of the twentieth century.

Warming temperatures and changes in precipitation can affect vector-borne disease rates in California.

A species of nudibranch sea slug is expanding its range northward along the California coast in response to warming ocean conditions.