Friday and Saturday brought long-awaited powder days to Aspen Snowmass ski areas, with OpenSnow reporting up to 13 inches fallen. According to OpenSnow meteorologist Sam Collentine, the upper valley and its mountains can look forward.
Preparing for Volcanic Eruptions at Okmok Volcano, Alaska columbia.edu - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from columbia.edu Daily Mail and Mail on Sunday newspapers.