Eric Blair climbs a coast live oak tree on the University of California, Berkeley campus to visit a friend camped out in the limbs in Berkeley,...
Sarah Sarkissian rakes leaves under a canopy of Coast Live Oak that she and her husband planted in front of their Modjeska Canyon home. June 18, 2008.
Amid high temperatures, volunteers Ryan Marks left, and Jessie Davis both 7th graders at Dwyer Middle School in Huntington Beach, dig a hole to plant...
Eaton Fire survivor Gilbert, who lost his home of over 40 years in the fire, fills up water containers as he plants new trees on his property, next...
Neighbors stand beyond a toppled Coast Live Oak tree which fell onto a car during rains from a powerful atmospheric river storm on November 15, 2025...加州, 天氣, 暴風雨
Worker walks near a toppled Coast Live Oak tree which fell onto a car during rains from a powerful atmospheric river storm on November 15, 2025 in...加州, 暴風雨, 美國
People gather near a car which was heavily damaged by a Coast Live Oak tree which fell during rains from a powerful atmospheric river storm on...加州, 天氣, 水災
Pasadena, CA Los Angeles County Supervisor Kathryn Barger, right, joins heads of schools in the planting of a Coast Live Oak at EF Academy Pasadena...
Pasadena, CA After finding out conservationist Jane Goodall died EF Academy Pasadena student Sarai Woodard with fellow student Siyu Liu is comforted...
Topanga, CA Luke Benson, left, and Isaac Yelchin, biologists with the Resource Conservation District of the Santa Monica Mountains plant coast live...
Topanga, CA Luke Benson, left, and Isaac Yelchin, biologists with the Resource Conservation District of the Santa Monica Mountains plant coast live...洛杉磯市
Topanga, CA Isaac Yelchin, a bioligist with the Resource Conservation District of the Santa Monica Mountains, fills up buckets of water before...
Topanga, CA Luke Benson, left, and Isaac Yelchin, biologists with the Resource Conservation District of the Santa Monica Mountains plant coast live...洛杉磯市
Topanga, CA Luke Benson, a biologist with the Resource Conservation District of the Santa Monica Mountains walks past previously-planted locations to...
Topanga, CA A coast live oak acorn begins to germinate. The Resource Conservation District of the Santa Monica Mountains is partnering with state...
Topanga, CA A coast live oak seedling planted in July grows at Topanga State Park on Thursday, Dec. 12, 2024. The Resource Conservation District of...
Topanga, CA Luke Benson, a biologist with the Resource Conservation District of the Santa Monica Mountains, plants coast live oak acorns at Topanga...洛杉磯市
Topanga, CA Luke Benson, left, and Isaac Yelchin, biologists with the Resource Conservation District of the Santa Monica Mountains plant coast live...
Topanga, CA Luke Benson, a biologist with the Resource Conservation District of the Santa Monica Mountains, plants coast live oak acorns at Topanga...
Topanga, CA Isaac Yelchin, left, and Luke Benson, biologists with the Resource Conservation District of the Santa Monica Mountains, plant coast live...
Topanga, CA A coast live oak seedling grows where the acorn fell at Topanga State Park on Thursday, Dec. 12, 2024. The Resource Conservation District...幼苗
Topanga, CA Coast live oak acorns have started to germinate. These acorns are planted at Topanga State Park by the Resource Conservation District of...
Topanga, CA Luke Benson, left, and Isaac Yelchin, biologists with the Resource Conservation District of the Santa Monica Mountains plant coast live...洛杉磯市
Topanga, CA A planted coast live oak acorn gets covered with mulch, fenced off and watered at Topanga State Park on Thursday, Dec. 12, 2024. The...
Berkeley professor and sudden oak death expert Matteo Garbelotto stands below a dead coast live oak on Centennial Drive that was infected with the...
Berkeley professor and sudden oak death expert Matteo Garbelotto balances on a steep hillside on Centennial Drive to examine a coast live oak...
Berkeley professor and sudden oak death expert Matteo Garbelotto examines the trunk of a coast live oak infected with the disease above Centennial...
The brown tip on the leaf of a California bay laurel tree near Centennial Drive indicates that it carries the sudden oak death pathogen in Berkeley,...
The dark brown/gray coloring on a coast live oak tree trunk indicates that it is infected with the sudden oak death disease in Berkeley, Calif. On...
Brown leaves hang from a coast live oak tree that succumbed to the sudden oak death disease in Berkeley, Calif. On Wednesday, Nov. 6, 2019. The...
Berkeley professor and sudden oak death expert Matteo Garbelotto examines the trunk of a coast live oak infected with the disease above Centennial...
Gabe Verduzco surveys an area of Coast Live Oak trees that were killed by invasive Gold Spotted Oak Borers, a tiny beetles that is killing off trees...
Gabe Verduzco points to a small hole where a Gold Spotted Oak Borer exited the trunk of a Coast Live Oak tree on Thursday, Dec. 16, 2021 in Anaheim,...