David MacKay's book "sustainable energy: without the hot air" has a section that estimates if nuclear fission might work as a large scale long-lived energy sour

David MacKay's book "sustainable energy: without the hot air" has a section that estimates if nuclear fission might work as a large scale long-lived energy source http://www.withouthotair.com/c24/page_161.shtml http://www.withouthotair.com/c24/page_161.shtml