Tomorrow on Groundhog Day, Punxutawney Phil(1) will be roused from his slumber to perform his yearly weather forecast. But because of global warming, some scientists believe that groundhogs and other creatures may begin to shorten their winter hibernation and awaken closer and closer to Groundhog Day. Read more at LiveScience(2).

1. http://www.groundhog.org/
2. http://www.livescience.com/environment/070201_warming_hibernation.html