The prisoners at the farm were put to work digging and draining ditches.
Over the last decade, members of the Moorland Association have plugged 1,250 miles of moorland draining ditches and created 4,485 mini moorland ponds, which slow water runoff and reduce the flood risk downstream.
In the late 18th century, the "Dismal Swamp" was documented by surveyors to be 400,000 ha of undrained wetland; however, after two centuries of draining, ditching, and logging for timber, the swamp was hydrologically and ecologically transformed.
Decades ago he converted grassland and drained ditches with explosives.
One writer complained in response that "the Great Engineer had quickly drained, ditched, and dammed the country".
The typical surface system consists of field drains, field ditches, a main collection ditch, and an outlet.
Interpreting unspecific language in the Clean Water Act, both courts held that developers did not need to obtain a federal permit to excavate, drain or ditch a wetland as long as they did not dump soil on the property in question.
We examined species diversity and occupancy of anuran assemblages in an intensively managed forest landscape with a history of ditching, draining, and periodic maintenance of ditches.
Our goal was to investigate richness and occupancy of amphibians and reptiles in an intensively managed forest landscape with a history of silvicultural alterations of aquatic habitat types, including ditching, draining, and periodic maintenance of ditches for optimizing loblolly pine (Pinus taeda) growth.
