Background Articles

The California overwintering population has been reduced to less than 0.5% of its historical size, and has declined by 86% compared to 2017.

A report from the University of Alaska Anchorage notes some of the biggest climate change-related costs come from damage to infrastructure and communities in rural Alaska as permafrost thaws and coastlines erode.

While public comment has been mixed, the issue of potential risk to subsistence lifestyles in many of Alaska Native villages along the proposed road have played a large part in testimony from Fairbanks community members, specifically at a public comment hearing in November of last year.

Global warming has already resulted in more forest fires out West, according to the latest National Climate Assessment. The future could see more of the country burn.

A new report says Alaska and the Arctic are on the front lines of climate change, outpacing the rest of the globe.

A new study shows loss of habitat in Canada’s Peace-Athabasca Delta is likely responsible for the decline of semi-aquatic muskrat, and could have larger implications.

Extreme climatic events are harming plant communities in the Arctic. The resulting colour change is bad news for the region's carbon storage.

With their habitat shrinking, brown bears in Baile Tusnad, Romania, have turned to scavenging. Residents sit and gawk, environmentalists want to protect the animals, but hunters just want to hunt.

An unprecedented drought in Afghanistan has led to families selling their children just to be able to feed their households.

Western Lake Erie's annual summer algal blooms are triggered, at least in part, by cyanobacteria cells that survive the winter in lake-bottom sediments, then emerge in the spring to "seed" the next year's bloom, according to a research team led by University of Michigan scientists.

Bacteria living more than 4,000 meters (2 miles) below the surface of the Pacific Ocean are absorbing an estimated 10 percent of the carbon dioxide that oc

Polar bears, black bears, and grizzlies have been found together for the first time during a University of Saskatchewan research project in northern Manitoba.

Killer whales go to extraordinary depths to pilfer a meal.

A new report points to harsher more severe weather incidents happening in our province.

"Sockeye salmon harvest has been pretty constant for the last four years or so, but pink salmon has been oscillating," he said. "We were forecasting almost 70 million pink salmon harvest, and we had 40 million.

On Friday, the North Atlantic Right Whale Consortium released its 2018 report card for the endangered species. There are just 411 left.

PORTLAND, Maine -- Valuable species of shellfish have become harder to find on the East Coast because of degraded habitat caused by a warming environment, according to a pair of scientists that sought to find out whether environmental factors or overfishing was the source of the decline. The scientists reached ...

Southern resident orcas are on the brink of extinction, while killer whales to the north are growing in numbers. The contrast exposes what’s killing Puget Sound’s orcas.

Fisheries and Oceans Canada confirms the findings of independent research that says sea lice on salmon farms are becoming resistant to SLICE, a pesticide used to kill sea lice.

Several hundred thousand Arctic foxes are estimated to remain worldwide, but the population in Norway, Sweden and Finland has plummeted to just 250.