Part 1. Retrofitting our Nation's Capital for Healthy Streams and Rivers

Many of Washington, DC’s streams and rivers have become severely eroded and polluted, due largely to unmanaged runoff from a city that is 43% impervious. Through its successful in-stream restoration efforts, DC has improved water quality and reconnected communities to nature. However, stormwater retrofits are particularly challenging in a city so heavily developed – and the price tag for restoring...