Just before 3 p.m. on Wednesday afternoon, as temperatures in Butte County simmered around 106 degrees, a man pushed a burning car down a gully in Chico in what authorities say was an act of arson.

CHICO — With approximately 300 to 350 cleanup volunteers working hard to remove debris and non-native vegetation from Bidwell Park and Chico waterways, surfaces in those places might just show a ...