Cats kill an estimated 2.4 billion birds each year (1000 ′ s more than the highest estimate of wind mill related deaths), lets kill all of the cats! (savetheeaglesinternational.org)
If you still think wind mills are the worst then I'm afraid your bias is showing and it smells a bit oily. (savetheeaglesinternational.org)
No solar or wind mill based application can store enough power in those salts you mentioned to power the world or even an entire large country. (realclimate.org)