-
Federal
Dataforfigures_NEWSMRB-DIN
U.S. Environmental Protection Agency —
These are the values plotted in the manuscript and supplemental information sections. This dataset is associated with the following publication: McCrackin, M., E.... -
Federal
Estimates of subsurface tile drainage extent for the conterminous United States, early 1990s
Department of the Interior —
This dataset is a 30-meter resolution national-scale raster of estimated subsurface tile drainage extent based on early 1990s county areas of subsurface tile drains... -
Federal
Estimates of subsurface tile drainage extent for 12 Midwest states, 2012
Department of the Interior —
This dataset is a 30-meter resolution raster of estimated extent of subsurface tile drains, developed from tabular data of state-level estimates of agricultural land...