Indo-Asian News Service: Earlier spring seasons and snow-melt brought about by climate change are causing migratory birds that breed in the Arctic Alaska to breed sooner, says a study. "It seems clear that the timing of the snow melt in the Arctic Alaska is the most important mechanism driving the earlier and earlier breeding dates we observed in the Arctic," said Joe Liebezeit from Audubon Society of Portland in the US. Researchers looked in nearly 2,500 nests of four shorebird species semi-palmated sandpiper, red phalarope,...