Nature World: Wildfires will burn longer, wider and create more smoke by the year 2050, according to a new study by Harvard University researchers that brings with it some bad news for fire crews battling blazes across the western United States.
California's Rim Fire, for instance, has burned nearly 200,000 acres of forest since it ignited two weeks ago and fire crews don't expect to have the largest active wildfire in the country contained for another two weeks to come.
If predictions made by the Harvard...