Yukon Flats community dealing with river erosion and landscape changes that are threatening the loss of traditional harvesting areas.

As Alaska warms and permafrost thaws, the chemistry of the Yukon River's water is transforming chemically, new research from the U.S. Geological Survey shows.

River Erosion

It is believed that the area was once-fertile land and a township stretching for 20 miles.

Severe permafrost thaw and erosion along Koyukuk River banks.