Previously, regulators monitored the presence of certain toxins and shut down fishing when they exceeded safe limits.

Two key factors that govern the Arctic ecosystem are rapidly changing: ice and light. The Arctic is the fastest-warming place on earth, and ice that used to form on the surface of the ocean is vanishing.

The herds are increasingly moving around in Bristol Bay, perhaps seeking new feeding grounds, a biologist said.

We discovered numerous large marine bivalve shells (and two chiton shells) that had been cracked recently by sea otters. Ocean View Beach is around the southern extent of Vancouver Island and back again north in the Strait of Georgia. The present observation is evidence of sea otters traveling into the Strait of Georgia.

Walrus in Bristol Bay and Port Heiden are not uncommon in summer. The fact they are present in April is unusual and residents believe factors such as the lack of sea ice, lack of food and warming ocean temperatures may be the reason.

Eaglecrest is forgoing its annual Slush Cup competition due to low snow levels. The event was canceled in 2015 and 2016 for the same reason, but made a return last year.

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

An early melt-out date can make for an especially bad wildfire season, but this year, it’s right on schedule for much of the state. Listen now

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.

The balmy first three months of 2018 has given New Zealand its hottest recorded start to a year, with mean temperatures soaring to 1.75C above average over the period.

A hunter from Fort Resolution, N.W.T., is angered by what he claims is the harassment of caribou hunters by officers from the Department of Environment and Natural Resources.

When Jazmin James hadn’t returned to Tununak by Easter Sunday as planned, the family reported him missing. His snowmachine was found on sea ice, partly submerged in water.

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

Muscle tapeworm cysts in caribou meat.

Footage shot across the North Atlantic captured a stunning view of accumulating sea ice over Brighton, Newfoundland, but, according to researchers, also serves as stark reminder of the impact of climate change.

Warmer winter temperatures are bringing Arctic Ground Squirrels out of hibernation