Green Car Congress: Solar-Power-Augmented Prius Takes the Grid Out of Plug-in

Green Car Congress: Solar-Power-Augmented Prius Takes the Grid Out of Plug-in

No greenhouse costs beyond those needed to make the PV array; ditto other environmental costs (e.g. poison leaching).

I wonder how much weight these things add? I wonder if they do anything at all to reduce the heating of the car interior? My Subaru is like an oven in the northern NM sun, just from heat radiating into the interior from the roof.