Measuring the highest peaks in the Brooks Range of Alaska
[fusion_dropcap]U.[/fusion_dropcap]S. Geological Survey topographic maps give you a choice on the height of Mount Isto. Depending on what map scale you choose, the mountain in the Brooks Range is either higher or lower than 9,000 feet. Using a new combination of techniques, an Alaska researcher has crowned Mt. Isto the highest peak in America's arctic, [...]