Attributes for MRB_E2RF1 Catchments by Major River Basins in the Conterminous United States: NLCD 2001 Imperviousness

This tabular data set represents the mean percent impervious surface from the Imperviousness Layer of the National Land Cover Dataset 2001, (LaMotte and Wieczorek,...本表格数据集呈现了2001年全国土地覆盖数据集（National Land Cover Dataset 2001）不透水面图层（Imperviousness Layer）中的不透水面平均百分比，（LaMotte与Wieczorek等……）