The Natural Resources Defense Council's Rooftops to Rivers II presents case studies of U.S. cities that are employing green design and infrastructure to manage stormwater runoff — and saving money as a result:

  • Philadelphia
  • Milwaukee
  • New York
  • Portland, Ore.
  • Syracuse, N.Y.
  • Washington, D.C.
  • Aurora, Ill.
  • Toronto
  • Chicago
  • Kansas City, Mo.
  • Nashville, Tenn.
  • Seattle
  • Pittsburgh
  • Detroit metro area and the Rouge River Watershed

The report also outlines six key actions that cities should take to maximize green infrastructure investment. Download it at