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Scientists are using new techniques to identify previously undetected layers of cloud in the atmosphere, layers which will ...
Smoke from Canada's wildfires is travelling both southeast into the U.S. and across the Atlantic Ocean to Europe. (CAMS/CBC) Plumes of smoke from the wildfires burning in Canada have been blown ...
The country's legacy of mining means that toxic metals could be carried along plumes of smoke, endangering people in its path.
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