Ice in Hudson Bay starts melting each April, and melts away completely each July. Images from early April and early June 2012 document the ice retreat.
Spring Sea Ice Flying over the slowly melting ice of Hudso
Receding ice leaves Canada's polar bears at rising risk
Paul Souders Polar bear, Polar, Bear
Global Warming Hits Canada's Remotest Arctic Lands
July, 2012
Sea ice melt leaves polar bears 7 fewer weeks for hunting each
Photos: Jaw-dropping scenes of Earth from the International Space
How changing sea ice is also changing lives in the North
Arctic 2.0: What Happens after All the Ice Goes?
Melting Ice in Hudson Bay
Khatanga Gulf