The 2,000-acre fire and others north of the Brooks Range fit a pattern of increasing wildfires in the treeless landscape. While most Alaska tundra fires are south of the Brooks Range, in Northwest or Western Alaska, fires north of the Brooks Range are becoming more common and bigger, according to scientists.

A significant flood-induced washout at milepost 315 on the Dalton Highway has closed the only road link to Alaska’s North Slope oil fields between mileposts 305 and 356, with emergency repairs and ongoing monitoring underway.

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.

New research shows that permafrost soils hold massive quantities of mercury — nearly twice as much as is held in all other soils in the world, plus the mercury in the oceans and the atmosphere —

Melting permafrost causing tundra to slip below sea level in northern Alaska.