Sustainable Urban Landscape Information Series – providing sustainable landscape information to the public and to the horticulture/landscape industry.
Ecological Engineering Group – water-reuse systems, water and energy conservation, septic system alternatives, landscape design
Landscaping for Energy Efficiency – U.S. Department of Energy fact sheet detailing ways to save energy through landscaping.
LessLawn.com – Landscaping for gardeners and nature lovers – articles and resources for alternatives to grass lawns.