USDA Forest Service – Urban and Community Forestry Virginia Dept. of Forestry – Urban and Community Forestry Virginia Tech Dept. of Forest Resources & Environmental Conservation Town of Abingdon - Parks and Recreation Department Trees are Good Mid-Atlantic Chapter – International Society of Arboriculture Virginia Urban Forest Council Virginia Cooperative Extension – Urban Forestry Publications Center for Urban Forest Research i-Tree Urban Forest Assessment Tools Urban Forest Ecosystems Institute Urban Forestry South