More research needed on wildfire smoke toxicity, scientists say as they warn of pollution 'time bomb'

Scientists are concerned the smoke from wildfires in Manitoba could be even more toxic than usual, saying more research needs to be done on the kind of pollutants that are being released into the air.

Scientists are concerned the smoke from wildfires in Manitoba could be even more toxic than usual, saying more research needs to be done on the kind of pollutants that are being released into the air.

Scientists are concerned the smoke from wildfires in Manitoba could be even more toxic than usual, saying more research needs to be done on the kind of pollutants that are being released into the air.

News/Canada/Manitoba