solarray

Harvard Square, November 2007 Ecological Design Principles by Bill McDonough Waste equals food Use only available solar income Respect diver...

Take a look at Ambrose Spencer's SunToys and you will see why I say that if you are going to do only one public solar demo, you should ...

Ambrose Spencer has been going over the figures for the current state of the art of PV electricity on for example, a Boston "triple dec...