Students are going to their school during dense fog during extreme cold weather in the Provicnial capital city

Extreme cold weather sweeps through parts of Canada, leaving thousands without power - The Globe and Mail

Associated Press Of Pakistan

Densest fog so far this winter in Delhi, flight operations severely hit

Dense fog conditions likely to persist over North India; trains, flights delayed

Winter storm to bring snow, winds and ice to US, forecasters warn, Nation and World

Weather watch: What you need to know about the winter blast in Ontario

How it works: City snow clearing in Ottawa

1.2 degrees Celsius turns up the chill in northern Vietnam

US weather: More brutal winter weather on the way following deadly storms and cold

Winter storm live updates: Dangerous weather across U.S. proves deadly

Toronto snow live updates: Weather, traffic, Pearson, school bus cancellations, closures

Extreme cold mostly over in Canada except in northern Alberta - Jasper Fitzhugh

Fog, rime ice dominate stagnant Prairie weather pattern

Winter weather: extreme cold warnings cloak the Prairies

Weather: Winter storm warning in effect, high of 8 C with rain switching to heavy snow