District of Columbia Department of the Environment
Washington, District of Columbia
Buffalo Urban Development Corporation
Buffalo, New York
Pittsburgh Department of City Planning
Pittsburgh, Pennsylvania
City of Pittsburgh, Department of City Planning
Pittsburgh, Pennsylvania
Anne Arundel County Department of Public Works
Annapolis, Maryland
Georgia Department of Transportation
Mitchell County, Georgia
Passaic Valley Sewerage Commission
Newark, New Jersey
Virginia Department of Transportation
Chester, Virginia
Underwood & Associates
Anne Arundel County, Maryland
Government of the District of Columbia, District Department of the Environment, Watershed Protection Division
Washington, District of Columbia
Government of the District of Columbia, District Department of the Environment, Watershed Protection Division
Washington, District of Columbia
Delaware Department of Natural Resources and Environmental Control
New Castle County, Delaware
Delaware Department of Natural Resources and Environmental Control
New Castle County, Delaware
National Fish and Wildlife Foundation
Various locations, District of Columbia
Maryland State Highway Administration
Montgomery County, Maryland
Okefenokee National Wildlife Refuge
Southeast Area, Georgia
New York City Department of Environmental Protection
New York City, New York
New Jersey Highlands Council
New Jersey Highlands, New Jersey
Maryland Department of Transportation
Howard County, Maryland
U.S. Army Corps of Engineers, Pittsburgh District; City of Pittsburgh, Department of City Planning
Pittsburgh, Pennsylvania
City of South Euclid
South Euclid, Ohio
National Aquarium in Baltimore
Baltimore, Maryland
Bronx River Alliance
Yonkers, New York
U.S. Environmental Protection Agency, Great Lakes National Program Office
Muskegon, Michigan
Georgia Department of Transportation
Sumter County, Georgia
Montgomery County Department of Environmental Protection
Montgomery County, Maryland
Montgomery County Department of Environmental Protection
Montgomery County, Maryland
Harry R. Hughes Center for Agro-Ecology
, Maryland