Unusually strong winds and warm ocean water likely drove a rapid plunge in Antarctic sea ice in recent years, scientists said on Wednesday, shedding new light on a puzzling event. Unusually strong winds and warm ocean water likely drove a rapid plunge in the Antarctic sea ice in recent years, scientists said on Wednesday, shedding new light on a puzzling event. While the Arctic sea ice area has been steadily declining, the sto... [1811 chars]