Researchers and leaders from around the world met last month in Denmark to discuss ways to reduce climate-warming emissions, and a follow-up session is planned for later this year in Mexico. But a U.N. report that preceded the conference in Copenhagen has been widely disputed after much of the data in it was found to have been gathered unscientifically.
Snow, wind and slush closed the federal government for a third straight day -- the longest weather-related government shutdown since 1996, when employees did not have to go to work for a full week.