There were a few familiar faces at West Coast Green 2008 and it's great to see cool technology continuing to grow.
First off, the Aquaduct made an appearance. The Aquaduct is a pedal powered water filtration system useful for people in developing countries.
The person collecting the water rides the bicycle over to the water source, and fills up the 20 gallon tank. As the person pedals back home, "the peristaltic pump draws the water from the storage tank, through a filter to a 2 gallon clean tank. That tank can be removed and taken indoors. When more water is needed, the tank is replaced, th...
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