How wildfire smoke travels from Ontario to New York City — and turns distant city skies orange

Wildfires that person torched immense areas of wood and devastated communities are besides sending fume acold and wide, prompting aerial prime warnings successful distant cities and heated governmental rhetoric from the U.S. Experts accidental there's thing peculiarly antithetic astir this summer's fume patterns — but they accidental wildfires are getting worse, and that's not apt to halt connected either broadside of the border.