1. UH-OH

    U.N.: Sea Levels Rising 60% Faster

    Tourists have to roll up their trousers to wade across the flooded St. Mark square as high tides reached 1.05 meters above sea level, partly flooding the city of Venice, Italy, Monday, Oct. 15, 2012. (AP Photo/Luigi Costantini)

    Luigi Costantini / AP Photo

    Sea levels are rising faster than previously predicted, according to a new U.N. study released Wednesday. The U.N. team found that the Intergovernmental Panel on Climate Change’s estimate that sea levels would rise by about two millimeters a year was “biased low.” The group, which presented its findings in a peer-reviewed study, found that sea levels are actually rising by 3.2 millimeters a year—or 60 percent faster than previously expected. The rising sea levels are expected to worsen flooding and storm surges in coastal areas, especially when storms like Hurricane Sandy make landfall.

    Read it at NBCNews.com