Wildfire smoke may become more dangerous the longer it lingers in the atmosphere1 day agoDuration 3:081 day agoNewsDuration 3:08Wildfire smoke doesn’t stay the same once it leaves the flames. As smoke drifts, chemical reactions can make it even more toxic. And as Johanna Wagstaffe reports, scientists are working to pinpoint when and where health risks are the greatest — to try to build that into future forecasts.Related Stories What’s all this wildfire smoke doing to your health? Here’s what experts have to say Wildfire smoke could pose health problems, says chief medical officer, but there are preventatives Why Nova Scotia’s wildfire smoke choked N.B. and what it means for your health Air quality statement continues for GTA as wildfire smoke drifts into region Air quality notices issued for provinces across Canada over Prairie wildfire smokeMore from NewsVideo3:15The Alberta government is now asking parents to opt-in to sexual health education3 hours agoVideo2:32Fredericton library hosts exhibit about the refugee journeyCBC News New Brunswick 4 hours agoVideo3:26Here’s what to expect at Canada’s largest high ropes and zipline park4 hours agoVideo2:11This is Falling Trees, part of a trilogy of plays by N.L.’s Megan Gail Coles about life on the Northern Peninsula4 hours agoVideo2:15Republic Pets offered calm to people — and their fur babies — during chaos of wildfires4 hours agoTrending NowVideo1:16#TheMoment a grizzly bear attacked a travel blogger’s tentThe National August 27Video2:26Court documents shed new light on case of missing N.S. childrenCBC News Nova Scotia August 22Video1:16#TheMoment an orca pod showed up for a boat partyThe National August 28Video1:55More electronic devices being searched at the U.S. borderThe National August 28Video0:33See the powerful dust storm that swept through Phoenix area August 26
Wildfire smoke may become more dangerous the longer it lingers in the atmosphere
