Antarctic winter ice gets bigger; Arctic shrinks

OSLO (Reuters) - The amount of sea ice around Antarctica has grown in recent Septembers in what could be an unusual side-effect of global warming, experts said on Friday.In the southern hemisphere winter, when emperor penguins huddle together against the biting cold, ice on the sea around Antarctica has been increasing since the late 1970s, perhaps because climate change means shifts in winds, sea currents or snowfall. Reuters Article...