Partly sunny and cool
Chilly with patchy clouds
Rises at 5:17 AM with 15:07 of sunlight, then sets at 8:24 PM
Rises at 6:24 PM with 10:25 of moolight, then sets at 4:49 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.