"The event occurred on June 29th, on our native allotment near Kotzebue (Illivak). We left home in the morning and when we came back around 8:00 PM in the evening the whole lake had drained! It looked like it was blown up with dynamite."

After a decade of heavy erosion, a lake in the Bristol Bay village of Port Heiden finally breached, sending water gushing into the bay.

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.

Decades have passed and ponds are drying up.