Global News Hour at 6 Edmonton May 30 2019 8:00pm 02:47 Wildfire smoke envelopes Alberta’s capital The wildfires in northern Alberta impacted Edmontonians on Thursday as smoke created air quality concerns. Kendra Slugoski reports. Why does the sky look yellow during a wildfire? What to look for in a mask for wildfire smoke Wildfire smoke can harm your lungs, your heart, and maybe even your mental health: research Responsive site?