As warming threatens polar bear tourism, a Canadian town adapts and thrives [Video]

By Seth Borenstein The Associated Press

CHURCHILL, Man. — Change has broken, remade and continues to reshape this remote town where tundra meets forest on the shore of Hudson Bay.

The economic base collapsed when the military left town. Rail service and cargo ships — the lifeblood of supplies for a town not connected to the rest of the world by roads — blinked out. The weather is warming, signature animals are dwindling and even the ground is shifting.