Associated Press: The U.S. Department of Agriculture warns that big changes are in store for the nations forests as climate change increases wildfires and insect infestations, and generates more frequent floods and droughts. The report released Tuesday is part of the National Climate Assessment and will serve as a roadmap for managing national forests across the country in coming years. It says wildfires are expected to at least double the area burned over the next 25 years, and insect infestations will cover even...