Appropriate Technology:

• Design for the other 90% -  simple sustainable designs
• Energy Matters
• Sunlizard and Alternative Fuels
• Alternative Technology Association
• Rainbow Power Company Ltd
• Solazone
• Going Solar
• The 12 Volt Shop
• Raintree Electronics
• how to make a solar generator for less than $300
• Solar power products
• Earthlink products
• NCat-USA
• Pulsar simplest Pump
• CAT Sydney
• Organic Vegetable motor oil
• unitedsoybean
• greasebaron