Alaska Dispatch News: Aerial view of the village of Kivalina, which is threatened by coastal erosion of the long barrier island between the Chukchi Sea in the distance and a lagoon at the mouth of the Kivalina River in the foreground on Monday, Feb. 16, 2015.
Some Alaska villages perched on thawing and eroding permafrost may have to move soon to more solid ground inland, a daunting prospect.
So will residents, on their own, abandon their threatened communities and avoid the need to pay for such costly community...