The suspect, identified as 30-year-old Trennon Smith, was arrested on charges of first-degree arson and reckless burning in Oregon, authorities said.
Hundreds of the iconic, larger-than-life sequoias in Yosemite National Park are under threat as the Washburn Fire continues to burn.
The move affects more than 16,000 firefighters and comes as much of the West braces for a difficult wildfire season.
Unlike hurricanes and tropical storms, whose storm names are determined by a central authority, naming wildfires are left up to the fire unit, incident commander, or dispatch center in the jurisdiction where the fire began.
Evacuations have displaced thousands of residents from rural villages with Spanish-colonial roots and high poverty rates.
Red flag warnings of critical fire conditions were issued by the National Weather Service in eight states.
The Calf Canyon/Hermits Peak Fire has burned more than 313,000 acres and fire suppression costs to date exceed $132 million
A vineyard in Oregon practices grazing-based viticulture, using animals to help improve their wine and protect the farm from wildfires.
New Mexico Gov. Michelle Lujan Grisham is asking President Joe Biden to declare a disaster as firefighters scramble to clear brush, build fire lines and spray water to keep the largest blaze burning in the U.S. from destroying more homes.
The American Lung Association's annual report says there were more days with unhealthy air quality last year than in the 20-year history of the report, due to wildfires.
Officials said the so-called NCAR Fire has burned more than 120 acres but the combination of dry brush and winds could cause the blaze to continue to grow.
Local authorities say they don’t know when residents will be able to return to their homes.
Central Florida fire departments are on the way to North Florida to help fight a massive wildfire.
An engaged Colorado couple whose home was destroyed in the Colorado wildfires on Dec. 30 managed to find their charred wedding bands buried in the rubble a day later.
Several parts of Colorado came under evacuation orders after high winds threatened to spread brush fires across the region.
The lightning-caused KNP Complex that erupted on Sept. 9 has burned into 15 giant sequoia groves in the park.
The colossal General Sherman Tree in Sequoia National Park’s Giant Forest, some other sequoias, the Giant Forest Museum and other buildings were wrapped for protection against the possibility of intense flames.
“Scientists have been warning us for years that extreme weather is going to get more extreme,” President Joe Biden said after touring wildfires in northern California.
After an extensive review of fire damage, Gov. Gavin Newsom requested a presidential major disaster declaration for eight counties.
The U.S. Forest Service announced Thursday that beginning on Aug. 22 it will close nine national forests from near Lake Tahoe at the Nevada border on the east all the way west to Six Rivers National Forest, which stretches north to the Oregon border and contains more than 1 million acres of land alone.