THE NATIONAL CENTER FOR APPROPRIATE TECHNOLOGY has been helping people build resilient communities through local and sustainable solutions that reduce poverty, strengthen self-reliance, and protect natural resources since 1976. Headquartered in Butte, Montana, NCAT has field offices in Arkansas, California, Colorado, Idaho, Kentucky, Mississippi, Montana, New Hampshire, Pennsylvania, and Texas. Learn more and become a friend of NCAT at NCAT.ORG