Four years of too little water is killing millions of trees in the Sierra, yet some giant sequoias still thrive. Tree-climbing scientists are exploring sequoias branch by branch to find their secret.
A wildfire near San Jose, Calif. has destroyed a dozen homes, and threatens more than 150 structures. Meanwhile, the massive Soberanes fire is still burning two months after it began.
Crews surrounded the San Bernardino County fire Tuesday. Meanwhile, multiple wildfires continue to bedevil crews, including one near a historic estate built by William Randolph Hearst.
Damin Pashilk, 40, is accused of 17 counts of arson in Lake County, Calif., over the past year. The Clayton fire so far has burned more than 4,000 acres and destroyed more than 175 structures.
After more than a week, a 38,000-acre wildfire on the California coast is still growing, and authorities warn it could burn through August even after it is contained.
Years of drought have helped fuel two fast-moving blazes near San Francisco. Jerry Brown said his emergency declaration will speed up the removal of debris caused by the fires.