USDA Urban and Community Forestry Program "The Urban and Community Forestry Program (UCF) of the U.S. Department of Agriculture's Forest Service is the only Federal program dedicated to growing and maintaining urban trees, forests, and green spaces. Authorized under the Cooperative Forestry Assistance Act of 1978, Urban Forestry assists States and partner organizations in applying nature-based solutions to chronic and emergent economic, social, and environmental challenges."
i-Tree - i-Tree is a state-of-the-art, peer-reviewed software suite from the USDA Forest Service that provides urban and community forestry analysis and benefits assessment tools. It s in the public domain and available by request through the i-Tree website.
Trees and Transportation / Human Dimensions of Urban Forestry and Urban Greening, University of Washington
"Transportation systems have traditionally been designed for traffic mobility and driver safety. Road systems and roadsides are now being designed to address a variety of other functions, including aesthetic, environmental, and community interests. Context Sensitive Design is a new approach in transportation planning that recognizes community values. Roadside vegetation and green spaces are often valued features of transportation corridors. The studies below are investigations of public values regarding trees and vegetation in urban vehicular use areas."