Alberta witnessed the effects of climate change in a dramatic manner when a " perfect storm " of El Niño and global warming contributed to the 2016 Fort McMurray wildfire , which led to the evacuation of the oil-producing town at the heart of the tar sands industry . The area has witnessed an increased frequency of wildfires , as Canada 's wildfire season now starts a month earlier that it used to and the annual area burned is twice what it was in 1970
2016 Fort McMurray wildfire
2016 Fort McMurray wildfire
Climate change in Canada