6 'green' products: How green are they?

The trouble with consumer scoring systems is that consumption is really about give and take. All products - no matter how 'green' - impact the planet in some way.

Aquafina 1-liter bottle
Company: Pepsico

The green plus: Aquafina's bottles (even the caps and labels) are 100% recyclable.

The tradeoff: How green can containers be when 80% of water bottles are not recycled?

By Paul Keegan, contributor - Last updated July 13 2011: 6:04 AM ET
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8 greentech trends to watch

Euros, private investments, telecoms as utility companies, and Fukushima. 2011 has already brought sweeping change to the world of green.