Alaska Division of Forestry spokesman Norm McDonald said the 2-acre fire's exact cause has not been determined but is suspected to be similar to that of four smaller Mat-Su wildfires earlier Thursday. Those blazes were tracked to backfires from a white Chevrolet pickup truck.

A parasite-riddled seal afraid of the water is the first Alaska marine mammal rescued in 2017. The seal will not be returned to the wild if it continues to survive rehabilitation at the Alaska SeaLife Center in Seward.

Canadian researchers learned that local Inuvialuit hunters had spotted beavers in the region in 2008 and 2009. Those sightings are the first documented signs of North American beaver occupancy on the Beaufort coastal plain.

Over 600 icebergs have already floated into the North Atlantic this year, compared to an average of 687 over the whole season. Experts believe that this year’s bumper crop is down to strong counter-clockwise winds, as well as global warming.

The country's 3,300 miles of ice roads are a lifeline for marooned communities during frigid winters, but climate change is making the roads unsafe much earlier.

Early butterfly observed south of the Kaiyuh Mountains along the west bank of the Yukon River.

Southern California is enjoying a wildflower super bloom after years of extreme drought.

Sunshine is abundant this time of year, but cooler temperatures this week have slowed the melting of a well above normal snowpack in Fairbanks. That’s affecting migratory bird’s arrival at a local refuge.

What are the weather conditions for Anvik in mid-April?

The prevalence of "weak meats" syndrome in 2014, 2015 meant that somewhere on the order of half of all scallops shucked couldn’t be marketed. That was much higher than the fleet had ever seen before.

For years now, buildings in Inuvik have been sinking due to thawing permafrost. It's part of a worrying trend across the Arctic, writes David Michael Lamb.

Southern California is enjoying a wildflower "super bloom" after years of extreme drought.