Alliance-earth-blog-whos-been-studying-glaciers-the-longest-8 Published June 29, 2018 at 3150 × 1771 in The Juneau Icefield Research Program – America’s Largest Climate Classroom Crossing Nugget Ridge on their way to Camp 10. This is one of the most dangerous parts of the traverse. Students are trained to ski on a safety rope and negotiate the crevasse field in any weather. ← Previous Next →