Also see http://www.kurzweilai.net/converting-atmospheric-carbon-dioxide-into-carbon-nanotubes-for-use-in-batteries http://www.kurzweilai.net/converting-atmosph

Also see http://www.kurzweilai.net/converting-atmospheric-carbon-dioxide-into-carbon-nanotubes-for-use-in-batteries http://www.kurzweilai.net/converting-atmospheric-carbon-diox...