Science Surfing The Green Guide Share this: Share via email (Opens in new window) Email Click to share on Facebook (Opens in new window) Facebook Click to share on Reddit (Opens in new window) Reddit Click to share on X (Opens in new window) X Click to print (Opens in new window) Print By Science News June 13, 2007 at 12:50 pm - More than 2 years ago National Geographic’s Green Guide offers objective information and practical advice to consumers on how to lead a greener life. Go to: http://www.thegreenguide.com