Cold with clouds giving way to sun
Cold with increasing cloudiness
Rises at 6:17 AM with 11:21 of sunlight, then sets at 5:38 PM
Rises at 12:35 PM with 14:13 of moolight, then sets at 2:48 AM
Aug 30, 2012; 5:00 AM ET If you're longing to ski the Alps or swim in the Great Barrier Reef, you may be running out of time. A changing climate may beat you to the punch line. Valerie Smock has more.