Environmental Organizations
- Assabet River National Wildlife Refuge
- Assabet River Rail Trail
- Bay Circuit Trail & Greenway
- Community Preservation Coalition
- Conservation Law Foundation
- Executive Office of Energy and Environmental Affairs (EEA)
- Division of Fisheries and Wildlife (MassWildLife)
- Mass Audubon Society
- Massachusetts Association of Conservation Commissions
- Massachusetts Department of Environmental Protection (MassDEP)
- MassWildLife's Natural Heritage & Endangered Species Program
- Massachusetts Rivers Protection Act
- OARS: Assabet, Sudbury, & Concord River Watersheds
- Sudbury Valley Trustees
- The Trustees of Reservations
- Vernal Pool Association
- Home Science: Backyard Conservation - https://www.homeadvisor.com/r/home-science-backyard-conservation/