The province of Alberta, Canada, home to more than four million people, is under a state of emergency, as nearly 100 wildfires burn, dozens of them out of control. Since the first local state of emergency was declared on 4 May, over 782,000 hectares of land - 1.9 million American football fields or more than 3,000 square miles - have burned, local officials said. -excerpt- Still, there are 93 active wildfires in Alberta as of 12:00 EST (17:00 BST) on Friday, and experts say the end is nowhere in sight