Clear to partly cloudy
Rises at 6:36 AM with 11:47 of sunlight, then sets at 6:23 PM
Rises at 3:44 PM with 11:42 of moolight, then sets at 3:26 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.