Source: Climate CentralThe Mendocino Complex fire, which broke out in July 2018, is the largest on record in California. It burned an area stretching more than 450,000 acres. Last year's wildfires cost the US Forest Service nearly $3 billion. In California, more than 11.2 million people live in areas with elevated risk of wildfire exposure.Higher temperatures have been linked to more frequent and severe wildfires.Read more: California's devastating wildfires are part of an alarming trend — here's why they've gotten so much worseThe average wildfire season now lasts at least 2.5 months longer than it did in the early 1970s.In 2016, up to $285 billion in economic losses were caused by fire-related deaths, evacuations, and declining property values.In 2000, there were 120 days with high risk for wildfires in California.The same study suggests that California could see a 10% to 150% increase in the amount of land burned in the next two decades.