Before revision: A constructed swale or bioswale built in a residential area to manage stormwater runoff A swale is a shady spot, a sunken or marshy place.Chambers Dictionary, Edinburgh, 1998, p. 1668.
After revision: orA constructed swale or bioswale built in a residential area to manage stormwater runoff A swale is a shady spot, a sunken or marshy place.Chambers Dictionary, Edinburgh, 1998, p. 1668.