Smoke 101: An intro to a new summer reality

It's here. It's become a part of summer in most areas of Canada. It's bad for you. But there's a lot more to it than that. What exactly makes wildfire smoke harmful to breathe? And what about the mental health impact of hazy skies and a darkened future?

If we're going to live with this we need less speculation, and more science and solutions. Here they are.

GUEST: Dr. Courtney Howard, emergency physician; Vice-Chair of the Global Climate and Health Alliance