Urban Forestry Index
This site provides a comprehensive database of publications on urban forestry research from a wide range of organizations that are easily accessed using advanced browsing and search features. It was prepared by USFS, University of Minnesota and Urban Forestry South, and Tree Link and is regularly updated.
EPA studies and tracks the various impacts of urban heat island effects. This site describes the nature of the problem and offers strategies to municipalities seeking to abate it.
This site is regularly updated with funding opportunities for urban forestry and green infrastructure projects from the US Forest Service.
This guide to best management practices for public works managers covers ordinances, regulations and public policy related to urban forestry.
The Green Cities Toolbox includes protocols, forms, and training materials produced by four greening programs in Redmond, Kent, Seattle, Tacoma. This is a useful resource for volunteer-based programs.