A ice storm that has left hundreds of thousands of households without electricity in North America was the result of clashing warm and cold air masses.

The devastating wildfires that torched a record 4.3 million acres in the U.S. in 2020 made North America the only region in the world where air quality was worse than during the previous year.Most ...

The first data maps from NASA's TEMPO pollution-monitoring device were released Thursday. It creates visual representations of pollution and air quality over North America from 22,000 miles above ...

Intense wildfires in Canada have sparked pollution alerts across swathes of North America as smoke is blown south along the continent's east coast. Toronto, Ottawa, New York and Washington DC are ...