Edwards, Eric C.; Thurman, Walter N. - National Bureau of Economic Research - 2022
Tile drainage was first demonstrated in the United States in 1835 as a method to adapt agriculture to excessive water … in soils. Subsequently, innovations in coordinated drainage enterprises, engineering, and tile manufacture led to … drainage over large portions of the U.S. Midwest and Southeast. Of the 215 million acres of wetlands estimated to have existed …
