Building one wind turbine requires 900 tons of steel, 2,500 tons of concrete and 45 tons of plastic.
A single electric-car battery weighs about 1,000 pounds. Fabricating one requires digging up, moving and processing more than 500,000 pounds of raw materials somewhere on the planet.
http://www.freerepublic.com/focus/f-chat/3769621/posts
I’ve reviewed the contracts for framers where they put these in. They agree at the end to take the concrete foundation down to 18 inches below soil level. I pointed out to the framers there isn’t gong to be any money for that at the end.
You forgot the copper wire.