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The Sustainable Sites Initiative is an interdisciplinary effort
by the American Society of Landscape Architects, the Lady Bird Johnson Wildflower Center and the United States Botanic Garden
to create voluntary national guidelines and performance benchmarks for sustainable land design, construction
and maintenance practices.

The nation’s first rating system for sustainable landscapes is available for download. Click here to learn more.

Sustainable Facts

In the continental U.S., carbon sequestration provided by urban trees is estimated to be about 25 million tons per year, which is equivalent to the carbon emitted by almost 18 million cars in one year.
  ~ Nowak and Crane, 2002; U.S. Climate Technology Cooperation, 2007

SUSTAINABLE SITES CASE STUDY:
Rancho Mirage City Hall Site Renovation
The Rancho Mirage City Hall site improvement project was initiated by the city's elected officials to improve the work environment and to set an example for high quality sustainable site development within the city. The design criter...
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