Asian News International: In what is being considered an unusual side effect of global warming, the amount of sea ice around Antarctica has grown recently. According to a report in New Scientist, 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. At the other end of the planet, Arctic sea ice is now close …