According to the Washington Post on August 22, California’s wildfires and the accompanying heat waves are escalating. One of them has become the second largest mountain fire in the history of the state, and the other is in the top five. The fires destroyed hundreds of houses, threatened the lives and property of thousands of residents, and killed at least six people. During the outbreak, California wildfires forced more than 100000 people to flee their homes, making evacuation policy more challenging. < p > < p > according to the California forest and Fire Protection Bureau, in the past seven days, California wildfires have destroyed 3700 square kilometers of land, more than three times the area burned in a typical fire season. The fire also destroyed the Great Basin Redwood State Park, which is home to 800 to 1500 year old precious redwood trees.