Hundreds of wildfires are blazing out of control across Canada, scorching millions of acres of land.
More than 400 active fires were burning on June 9, from the Canadian Interagency Forest Fire Center.
Smoke then , causing in major U.S. cities like New York City, Philadelphia, and Washington D.C.
It鈥檚 prompting renewed concern among researchers who warn that the particles suspended in wildfire smoke pose to human health.
As climate change makes certain that future wildfires will burn hotter, longer, and more frequently, how should we protect ourselves against harmful smoke? We convene a panel of experts to discuss.
Copyright 2023