The Day After Tomorrow (2004)
http://www.imdb.com/title/tt0319262/
[quote]Directed by Roland Emmerich, this mega-budget, special-effects-laden epic revolves around the onset of an international series of crises brought on by the long-term results of the greenhouse effect. At the eye of the storm is paleoclimatologist (a professor dedicated to the study of weather patterns throughout the ages) Professor Adrian Hall (Dennis Quaid), who voluntarily takes on the preservation of the world in the dawn of the next ice age and all the disaster that comes along with it �?