Smoke caused by more than 200 out-of-control wildfires in Canada is producing unhealthy and even hazardous levels of air pollution throughout North America.
The smoke is spreading throughout much of the United States, especially the Northeast, Mid-Atlantic, Midwest, and parts of the Southeast. The National Weather Service has described parts of the country as looking like Mars, shrouded in an orange haze that blocks the sunlight and sends temperatures to unexpected lows.
Read more: https://www.everydayhealth.com/lung-respiratory/how-to-protect-yourself-from-wildfire-smoke/
