This article is talks about how wildfires have put so much pollution into the air. The Thomas Fire is only one of the six major fires that have destroyed more than 1,000 structures. These fires are making history with how badly they have affected the land and air causing immense amount of pollution.
https://www.cnn.com/2017/12/11/us/california-wildfires/index.html
https://www.cnn.com/2017/12/11/us/california-wildfires/index.html