Polar bears and walruses at risk as Arctic ice melts | Reuters

Arctic ice reached the third-lowest level ever recorded in 2010, and was at record low levels in January. Because the Arctic is a major weather-maker for much of the Northern Hemisphere, these changes are being blamed for severe storms in some of the world's most densely populated areas.

Ag Report - Wed Feb 9, 2011 | abc30.com

Farmers in Southern California blame the recent frost for damaging some winter crops.

USDA reduces February orange crop forecast - Florida

December's cold weather was nearly instantaneous in destroying delicate crops like sweet corn and green beans; many thousands of acres were lost. But it has taken farmers and citrus experts several weeks to determine the impact on citrus.