The promotion of green roofs by city governments in Canada, Japan, and the United States. (November 15, 2002)

To demonstrate and promote green roof research, education, and technology in the Northeastern United States. Includes news, research, faculty profiles, and links.

Includes design considerations, construction timeline, plants and landscaping [PDF], and monitoring methods and results.

Supporting the creation of green roofs upon New York City's flat rooftops. Includes rationale, research, projects, workshops, and resources.

Dedicated to creating a green roof marketplace in North America. Includes news, upcoming events, FAQ, projects, public policies, and research.

Information about green roof architecture including history, advantages and issues, plant lists, markets in North America and Europe, case studies, events, and links.

Includes design plans, specifications, costs, and maintenance.

Includes program information and links to PDF documents.

Article by Katrin Scholz-Barth from HOK on the benefits of green roofs on schools. (July, 2001)

Article by Katrin Scholz-Barth of HOK discussing green roofs in an urban setting. (January 15, 2001)