Adopt - A - Highway Program
American Free Tree Program
Central Ohio Sustainability Alliance
The City of Columbus Recycling Locations
The City of Columbus Refuse Collection Division
Earth 911
Earth Day Coalition
Earth Day Network
Earth Share of Ohio
Environmental Compliance Assistance for the Automotive Industry
The Environmental News Network
The Environmental Protection Agency
Friends of the Lower Olentangy Watershed (FLOW)
GreenLink: Grassroots Advocates for the Ohio Environment
Keep America Beautiful
Keep Columbus Beautiful
The Nail-A-Dumper Hotline of Franklin County
The National Arbor Day Foundation
The Ohio Division of Recycling & Litter Prevention
The Ohio Environmental Council
The Ohio Environmental Protection Agency
Recycle, Columbus!
The Solid Waste Authority of Franklin County
