Resources for Landscape Architects, Contractors and Superintendents from the publisher of Landscape Architect and Specifier News, Landscape Contractor National, and Landscape Superintendent and Maintenance Professional.
Dumbarton Oaks Research Library and Collection
Research institute devoted to Byzantine and Pre-Columbian studies, and the history of landscape architecture. http://www.doaks.org
GreenGrid
Provides information on the GreenGrid green roof techology to improve the energy performance of buildings, reduce stormwater runoff, and contribute to a healthier environment.
Roofscapes, Inc.
Offers design and installation of vegetated roof covers, known as Roof Meadows, and other ecological green roof gardens.