Re: "David JC MacKay", "Sustainable Energy"
"the Northern isles that generate more KWh from wind than they actually use"
for a few hours, a few days per year
Denmark, etc have generated net surpluses at times, but they've been shortlived events
Just because you car can go 120mph, doesn't mean it GOES 120mph all the time - and if you attempt to do it as a sustained thing, it won't last very long