The Air Force is trying to better understand the erosion bearing down on its valuable radar sites.

Port Heiden’s road to its harbor and old village site is crumbling into the sea and the lake on the other side of it will likely breach soon. “The road is basically gone. [Erosion]’s cut right half into the road,” said Scott Anderson, the Native Village of Port Heiden’s Tribal Environmental Director.

Within the last year, they have measured twenty to one hundred feet of erosion along different sections of their coast line.

ANCHORAGE, Alaska - Swollen with recent rains, the Matanuska River has launched another erosive assault on properties along its banks. But unlike previous years, when the river attacked properties downstream,

"Yesterday we came over to do an assessment of the high-water flood storm," said Northwest Arctic Borough Deputy Director of Public Services Dickie Moto, who grew up in Deering. "They lost a lot of ground on the front and on the back side of town because of the high water and rough seas.

Some unusually high waves hit Grise Fiord, Nunavut, early Saturday morning, damaging the community's shoreline, part of a road and the community freezer.

A permafrost coastline is receding dramatically along Alaska's North Slope region. It could be an indicator of far more massive land losses across the Arctic.