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.

In Northern Ostrobothnia the floods are rising faster, and local emergency services have elicited the help of the military as a precaution, in case some of the ice dams in the riverland should need to be detonated.

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

Two pink salmon have been found near Fort Good Hope, N.W.T., 260 kilometres farther up the Mackenzie River than ever reported.

Climate change could be altering northern ecosystems more quickly and profoundly than anyone surmised, suggests a study that focused on a large Arctic lake.

Glacial changes have caused Kluane Lake water levels to drop so low the dock is unusable.

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.

If you factor in wildlife changes, it could be even more.

Lake Ontario and St. Lawrence River water levels are expected to stay above average into the spring, following record levels last year that led to extreme flooding in Central Canada.

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.

Northern freshwater lakes are turning brown as permafrost thaws and introduces more organic carbon into the water, according to a new study published in the journal Limnology and Oceanography Letters.

Sweden and its neighbouring countries are not meeting targets to save the Baltic Sea, and one of the people involved in coordinating the work tells us why it is so hard to stop problems lilke fertilizer run-off.

A massive landslide that was first discovered last fall blocked a waterway west of the Mackenzie River. Scientists say it's something that could happen more often in the territory as the climate warms up.

From Massachusetts to Virginia, the East Coast was pounded by a storm that threatened to break records. Nearly two million people lost power.

For the community of Jean Lafitte, the question is less whether it will succumb to the sea than when — and how much the public should invest in artificially extending its life.

Officials say the combination of warm temperatures and rainfall is beginning to trigger significant runoff into the Grand River watershed.

The world’s permafrost holds vast stores of carbon. What happens when it thaws?

One of Africa’s richest cities is threatening to turn off the taps to its four million residents, cutting off homes and most businesses.

Power outages have been reported in several Rotorua suburbs.

Packed ice crystals have pushed up water levels on the Kokemäki River, soaking some buildings in Huittinen and Pori.