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As smoke from Canadian wildfires (in the country’s wet season!) coloured the New York sky orange, it was reminiscent of how Australian bushfires had done the same to parts of New Zealand on New Year...
WASHINGTON — A hazy, acrid shroud lingered over some of America's largest cities Wednesday as Canadian wildfire smoke continued to drift south, touching off "code red" air quality alerts from Massachusetts to North Carolina.
WASHINGTON — A hazy, acrid shroud lingered over some of America's largest cities Wednesday as Canadian wildfire smoke continued to drift south, touching off "code red" air quality alerts from Massachusetts to North Carolina.
Climate tipping points are difficult to predict. In Canada and beyond, they might have already arrived Scientists have been watching extreme weather events unfold across the world this summer, seeing the many links between heatwaves, floods, droughts and climate change. But the scale of some of these events suggests that the climate is no longer changing in a gradual, predictable way. Social Sharing
Doctors say prolonged high temperatures can become a health hazard when they exceed the core body temperature of 37 C, and can be exacerbated when humidity reaches 75 per cent. Parts of British Columbia have seen those conditions recently, including the village of Lytton, which set a Canadian heat record Tuesday at 49.6 C. But Dr. Michael Schwandt, a medical health officer with Vancouver Coastal Health, said the danger zone for high temperatures can vary across regions, depending on the typical climate of the area. People used to high heat in Arizona, for example, can withstand temperature...