Yale Environment 360: In the summer of 1955, a floatplane flew a small group of American climbers to the edge of a massive icefield straddling the Continental Divide along the Yukon/Northwest Territories border in northern Ed Struzik is a fellow at Queens Universitys School of Policy Studies, Queens Institute for Energy and Environmental Policy. Canada. When the group saw the cluster of jagged peaks and sheer rock walls they were searching for, they were stunned: Emerging from the edges of the Brintnell/Bologna icefield...