National Center for Appropriate Technology (NCAT)

The National Center for Appropriate Technology (NCAT) (formerly known as ATTRA) houses information on sustainable and renewable energy issues and sustainable and organic agriculture challenges. The resources, compiled over 30+ years, include downloadable presentations, current projects and much more. NCAT is a private nonprofit organization, founded in 1976, which manages a series of projects that promote self-reliance and sustainable lifestyles through wise use of appropriate technology.