ecoportal.net15h
It looks like just a black wind turbine, but it’s the future of America: 40 w free at home
Although it appears to be nothing more than a black wind turbine, it represents America's future: 40 W is free at home. It is ...
ecoportal.net21h
Say goodbye to solar panels with this sphere — 1,1 kWh a day free in your garden
German-born, Barcelona-based architect André Broessel has developed a futuristic spherical glass solar energy generator ...