| Green Site | Audubon Ohio | Northeast Ohio | 1 | há 8 anos 30 semanas |
| Green Site | Ohio State University Extension - Cuyahoga County | Northeast Ohio | 2 | há 9 anos 33 semanas |
| Green Site | Blue Pike Farm | Northeast Ohio | 2 | há 9 anos 49 semanas |
| Green Map | Northeast Ohio Green Map | Northeast Ohio | 0 | há 10 anos 10 semanas |
| Green Site | Friends of Big Creek | Northeast Ohio | 0 | há 11 anos 15 semanas |
| Green Site | Cuyahoga River Remedial Action Plan | Northeast Ohio | 0 | há 11 anos 15 semanas |
| Green Site | Chagrin River Remedial Action Plan | Northeast Ohio | 0 | há 11 anos 15 semanas |
| Green Site | Black River Remedial Action Plan | Northeast Ohio | 0 | há 11 anos 15 semanas |
| Green Site | Ashtabula River Remedial Action Plan | Northeast Ohio | 0 | há 11 anos 15 semanas |
| Green Site | Great Lakes Panel on Aquatic Nuisance Species | Northeast Ohio | 0 | há 11 anos 15 semanas |
| Green Site | Great Lakes Compact | Northeast Ohio | 0 | há 11 anos 15 semanas |
| Green Site | Ohio Lake Erie Phosphorus Task Force | Northeast Ohio | 0 | há 11 anos 15 semanas |
| Green Site | Youth Opportunities Unlimited | Northeast Ohio | 0 | há 12 anos 9 semanas |
| Green Site | Beyond Pesticides Ohio | Northeast Ohio | 0 | há 12 anos 9 semanas |
| Green Site | Lake Metroparks | Northeast Ohio | 0 | há 12 anos 9 semanas |
| Green Site | EcoWatch Ohio | Northeast Ohio | 0 | há 12 anos 9 semanas |
| Green Site | Cleveland Public Art | Northeast Ohio | 0 | há 12 anos 9 semanas |
| Green Site | Fowler Center for Sustainable Value - Weatherhead School of Management, CWRU | Northeast Ohio | 0 | há 12 anos 9 semanas |
| Green Site | Crown Point Ecology Center | Northeast Ohio | 0 | há 12 anos 9 semanas |
| Green Site | Lake Erie Allegheny Partnership for Biodiversity (LEAP) | Northeast Ohio | 0 | há 12 anos 9 semanas |
| Green Site | Neighborhood Leadership Institute | Northeast Ohio | 0 | há 12 anos 9 semanas |
| Green Area | Dike 14 Environmental Education Collaborative | Northeast Ohio | 0 | há 12 anos 9 semanas |
| Green Site | Lake Erie Nature and Science Center | Northeast Ohio | 0 | há 12 anos 9 semanas |
| Green Site | Trust for Public Land | Northeast Ohio | 0 | há 12 anos 9 semanas |
| Green Site | Holden Arboretum | Northeast Ohio | 0 | há 12 anos 9 semanas |
