Utah
Breathe Utah
Crossroads Urban Center
Disabled Rights Action Committee
FRIENDS of Great Salt Lake
Great Salt Lake Audubon
League of Women Voters of Utah
Legacy Parkway Project (Utah Department of Transportation)
Sierra Club Utah Chapter
Utah Department of Environmental Quality
Utah Department of Transportation (UDOT)
Utah Division of Air Quality
Utah Moms for Clean Air
Utah Physicians for a Healthy Environment
Utah Rivers Council
Utah Transit Authority
Zero Emission Vehicles of Utah
National
Amtrak
Coalition for Sustainable Transportation
Environmental Defense Fund
Environmental Protection Agency
Hawkwatch International
Houston Tomorrow
League of American Bicyclists
National Association of Railroad Passengers
Reconnecting America—Center for Transit-Oriented Development
Smart Growth America
Smart Growth Online
Surface Transportation Policy Partnership
U.S. Conference of Mayors
Victoria Transportation Policy Institute