Clear to partly cloudy
Rises at 7:50 AM with 9:20 of sunlight, then sets at 5:10 PM
Rises at 1:10 AM with 12:32 of moolight, then sets at 1:42 PM
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.