Extreme cold, high winds and snow leave much of Canada under

Science of Snow National Snow and Ice Data Center

Winter in Canada: Weather and Event Guide

Deadly cold overspreads US with freezing temperatures felt from border to border

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Winter Weather Safety

Canada weather: cold and windy across country

Winter storm causes havoc across Canada, disrupts holiday travel

High Winds and Icy Conditions Leave Many Without Power in Ontario and Quebec

Cold Weather, Natural Disasters & Emergencies

Arctic freeze continues to blast huge swaths of the US, including Minnesota, with sub-zero temperatures – Twin Cities

Extreme cold mostly over in Canada except in northern Alberta - The Globe and Mail

What effect does extreme cold have on the human body?