Wildfires in Washington state have led to evacuation orders for thousands of people and destroyed homes in rural communities. Firefighters,...

For the planet as a whole, May was the third warmest on record, the agency said Thursday in its monthly climate update. North America and S...

People in Oregon, Washington state and California have been struggling for a week or longer under some of the most unhealthy air on the pla...

California's wildfire season has become so severe so swiftly that for the first time in more than 30 years, National Guard troops have been...