National Geographic: An enormous wildfire in Fort McMurray, Alberta, Canada, has displaced more than 80,000 people and destroyed an estimated 2,400 buildings, the majority of them homes. While 90 percent of the town is still standing, it will be weeks before residents can return, as much of Fort McMurray is without power and water. The fire began on May 1, and while the cause is as yet unknown, it was surely exacerbated by unusually warm weather and an insufficient snowpack from a dry winter. Much of the news coverage...