A guide to Baltimore's green groups; Baltimore, MD; 4/1/09

Green City Urbanite Baltimore - Baltimore,MD,USA
Parks & People Foundation : Through the “Revitalizing Baltimore” program, a government-private-nonprofit partnership, Parks & People provides technical assistance for community greening projects, from gardens to street trees. The organization also publishes the Guide to Neighborhood Greening. Their twice-yearly Community Grants program provides small sums for neighborhood greening efforts.
Baltimore City Forestry Division: This division of the Recreation and Parks Department cares for the trees that line city streets and parks. You can volunteer to help plant or care for trees, or request to have one planted on your street.
Tree Baltimore: This piece of Mayor Dixon’s Cleaner Greener initiative sets out to double the city’s tree canopy—the area shaded by trees in summer—from 20 percent of the overall surface area to 40 percent.