Agence France-Presse: Wildfires, insects and drought are crippling forests in the western United States' iconic Rocky Mountains, scientists warned on Wednesday, urging more efforts to stop global warming.
"If left unchecked, the climate change that is driving this triple assault could fundamentally alter these forests as we know them," said the report by the Union for Concerned Scientists.
Researchers found that in the American West, "temperatures have risen on average about two degrees Fahrenheit (about one degree...