For civilian purposes, these materials are crucial for high-tech items such as computers and televisions as well as green items such as batteries and fluorescent light bulbs.

CENTERFORSECURITYPOLICY: Center For Security Policy

It features similar exterior colors, carbon-fiber elements inside and out, enhanced leather equipment and numerous acid-green accents on items such as the brake calipers, illuminated sill plates, interior stitching and instrument cluster needles.

ENGADGET: Porsche opens 918 Spyder plug-in supercar pre-orders, $845,000 gets you a ticket to ride

In my interview I addressed the tax return issue with Dr. Stein (They are coming.), got further into her background and closely questioned her about a number of items on the Green Party Platform.

FORBES: Not Your Average Jill Stein Interview

But Green hates the fact that sale items are mixed in with new lines.

FORBES: Envy With Green

Instead, it's about moving one very green, goofy sounding pig to various points on a map to collect items and reach a goal -- it's much more Cut the Rope than Angry Birds.

ENGADGET: Angry Birds sequel 'Bad Piggies' launches tomorrow, we go hands-on

Some communities are ecologically friendly: they use solar power and green methods of waste removal, undertaking the daunting challenge of hauling non-biodegradable items off the mountain via pack animals as opposed to burning or burying trash.

BBC: Everest's growing problem

What this will mean, said Mr Green, is that Reader's own-brand social features, which allow users to share items they find interesting, will disappear.

BBC: Google plans big changes for Reader