Green Book Tennessee is a comprehensive listing of over 220 non-profit environmental and conservation groups with operations or offices in Tennessee. Click “View Listings” for an alphabetical list. You can also search by keyword or region, or submit a new listing. Please send corrections to tec(at)tectn.org with subject line “Green Book.” Green Book Tennessee was created by Paul Sloan, former Deputy Commissioner of the TN Dept. of Environment and Conservation (TDEC),and John Noel, Council Advisory Board Member. Click here to return to main Green Book page.