Smoke from Canadian wildfires is causing air quality concerns for millions of Americans in the Midwest and Northeast.

An air quality advisory is in effect for New York City on Monday due to wildfire smoke from Canada, according to officials. Other areas that are affected by the advisory include the Hudson Valley, Adirondacks,

Millions of people across the Upper Midwest and the Northeast are under air quality alerts Monday, as smoke from wildfires in Canada drift over the region