Backyard chicken coop -- Greenhouse from old windows -- Solar power system -- Collect rain water with a wine barrel -- Roughneck rain barrel -- Green solar powered water barrel -- Rainwater collection & distribution center -- Small chicken tractor for the city dweller -- Chicken barrow -- DIY 1000 watt wind turbine -- Build a 60 watt solar panel -- How to make PV solar panels -- Solar lawn mower -- Clipping chicken wings -- Solar powered fountain/herb garden -- Chispito wind generator -- How to build a thermoelectric lamp -- An algae bioreactor from recycled water bottles -- How I built an electricity producing wind turbine -- Solar PV tracker -- Solar powered cell phone charger.