Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in shallow, recently recharged ground water -- Input data set for slope (gwava-s_slop)

This data set represents soil surface slope, in percent times 1000, in the conterminous United States. The data set was used as an input data layer for a national...本数据集表征美国本土（conterminous United States）的地表坡度，其存储数值为实际坡度百分比乘以1000。该数据集曾作为国家级……的输入数据图层使用。