2 days ago
Why are so many of Canada's wildfires burning ‘out of control'?
Of the more than 200 wildfires incinerating Canadian forests — and sending smoke into the United States — more than half are burning 'out of control,' and some are being monitored but allowed to burn, Canadian authorities said.
As fires intensify, so do concerns over air quality. But conditions on the ground mean that suppressing many of the fires swiftly is not realistic, authorities and researchers say.
