It's not glamorous. The principles are simple. It's time-tested and can work virtually anywhere. It could save the United States millions of barrels of oil every year, and it doesn't invo...
ARREDAMENTO E DINTORNI: case container !?!
Rain Harvesting System. This would be perfect for two small barns, one side with stalls/shelter for the animals and the other to store hay and the tracter.
Making Solar Power More Economical: Solar Energy into Electrical Energy. You can incorporate this into your home design #homes #greenconstruction #greenbuilding
Solar Sun Flowers Project. #solar #aurinkopaneeli #aurinkoenergia for further info in Finland: www.cioy.fi
Como funciona un sistema fotovoltaico de autoconsumo