Charge Circuit NiCd - a simple charging circuit that demonstrates the use of a Bridge Rectifier and how to convert AC current to DC current.
Solar Shunt Charger - a shunt charger is a simple circuit that can be used for charging lead/acid batteries from a solar PV panel.
greenwatts.info - Home of the Canuckle solar tracker and the SunSwitch solar tracking sensor.
greenledlamp.info - Convert a incandesent reading lamp into a super high effeciency LED lamp that works with alternative energy sources.
greencamplite.info - Make a everlasting solar powered LED camping night/task lite and never be caught out in the dark again.
greenwiggler.info - Make a vermicomposter from a sonatube and let worms eat your green waste.
davetech23.tripod.com Daves site about his green projects including solar hot water, mini-metal foundry and woodstove air intake.