This April 15, 2003 photo shows Ohio Division of Forestry firefighter Brian Howard lighting a backfire near West Portsmouth, Ohio. The U.S. Department of Agriculture warns in a report r

 

              This April 15, 2003 photo shows Ohio Division of Forestry firefighter Brian Howard lighting a backfire near West Portsmouth, Ohio. The U.S. Department of Agriculture warns in a report r
This April 15, 2003 photo shows Ohio Division of Forestry firefighter Brian Howard lighting a backfire near West Portsmouth, Ohio. The U.S. Department of Agriculture warns in a report released Tuesday that big changes are in store for the nation's forests as global warming increases wildfires and insect infestations, and generates more frequent floods and droughts. (AP Photo/Portsmouth Daily Times, Scott Osborne)