Eliot and Coe are the largest glaciers on Mount Hood, the 11,200-foot Cascades stratovolcano that towers over the neighborhood in northern Oregon. The mountain's glaciers and "permanent" ice fields, which lost one-third of their acreage during the 20th century, still cover about 80 percent of the area above 7,000 feet elevation. If you've ever picked cherries in the orchards of the Hood River Valley, you should know that the region's crop depends on irrigation from the snow-capped colossus in the distance