LiveScience: A fifth of Canada's Arctic Archipelago glaciers may disappear by the end of the century, contributing 1.4 inches (3.5 centimeters) to sea-level rise, new research finds. For the study, published online Thursday (March 7) in the journal Geophysical Research Letters, scientists used computer models to predict how the glaciers would respond to future climate change. The results were not reassuring. "Even if we assume that global warming is not happening quite so fast, it is still highly likely that...