A section of Nome Creek in the White Mountains National Recreation Area, seen in June, shows how historic placer mining, which dredged much of the waterway, molded the bank into a scalloped rock wall.

During these late winter days, researchers who are studying the rusty discoloration of northern Alaska streams are prepping for summer field trips. Jon O’Donnell of the National Park Service is one of ...

The Mendenhall Glacier Visitor Center in Juneau (Claire Stremple/KTOO) A new study shows retreating glaciers are likely to open up thousands of miles of salmon spawning habitat by the year 2100. While ...

An aerial view of the rust-colored Kutuk River in Gates of the Arctic National Park in Alaska. Thawing permafrost is exposing minerals to weathering, increasing the acidity of the water, which ...

ANCHORAGE, Alaska (AP) — Add salmon to the list of species affected by Alaska's blistering summer temperatures, including the hottest July on record. Dead salmon have shown up in river systems ...

During these late winter days, researchers who are studying the rusty discoloration of northern Alaska streams are prepping for summer field trips. Jon O’Donnell of the National Park Service is one of ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. ANCHORAGE, Alaska (AP) — Add salmon to the ...