Seminal policy guide for decision-makers looking to implement green strategies for stormwater management.  One of the earliest documents advocating for green infrastructure in the US, the report clearly links the urban landscape of roadways, sidewalks and buildings with changes in the way water moves through our environment.  It identifies polluted stormwater runoff as a key threat to public health and wildlife habitat.  Includes spotlights on nine early-adopter cities using green techniques.