Agassiz broke a record that goes back more than 100 years

In the midst of B.C.'s record-breaking wildfire season, the heat from four fires triggered huge thunderstorms that sent smoke flying into the stratosphere, eventually spreading through the entire Northern Hemisphere.

Climate change will make for more frequent wild swings in California weather, with both more extremely dry and extremely wet years and 'weather whiplash' in between.

For a few decades now, retired surgeon Jon Reiswig has lived with a perplexing oddity: the water in front of his North Douglas home constantly bubbles.

Not only is pollen is beginning to spread, but road gravel dust and studded tyres grinding the tarmac can also cause particulates that cause breathing difficulties. There are a few ways to deal with the dust, however.

So far in 2018, there have been three climate and weather disasters that have cost $1 billion or more.

New research led by U of T Mississauga geographer Igor Lehnherr provides startling evidence that remote areas in Canada's Arctic region—once thought to be beyond the reach of human impact—are responding rapidly to warming global temperatures.

Many residents of Ulan Bator, Mongolia, use coal-burning stoves during the winter months when staying warm is a matter of survival. But the pollution is hazardous to their health.

The storm dropped more than a foot of snow overnight in some places, making for a messy Thursday morning commute. And the nor’easter isn’t gone yet.

Monitors picked up a small explosion and ash cloud from Mount Cleveland volcano on Friday morning.

Observed fast moving weather system... as quickly as it came it abated.

The Shiveluch volcano in Russia's Far Eastern Kamchatka region has erupted, spewing ash some 13km above sea level.Officials from the region's Emergency Situations Ministry have confirmed that the ash is not expected to land on nearby settlements, Meanwhile a "red warning" has been issued to passing planes, urging them to avoid the site.The Shiveluch volcano is extimated to be between 60,000 and 70,000 years old.

Air emissions from Prudhoe Bay-area oil fields can have a big influence on the particles in the air in Utqiaġvik, the town formerly known as Barrow.

Detailed study of satellite data has identified more than 200 lakes with active methane emissions.

Unusually wet winter weather activity observed. Traveling in early February (AFE) disrupted travel due to weather conditions.