Deserts of the southwestern United States, for the Death Valley regional ground-water flow system study, Nevada and California

This digital data set defines the boundaries of the deserts of the southwestern United States. Those deserts include the Great Basin, Mojave, Colorado, and Sonoran...本数字数据集（digital data set）划定了美国西南部沙漠的分布边界，其所涵盖的沙漠包括大盆地沙漠、莫哈韦沙漠、科罗拉多沙漠以及索诺兰沙漠……