This Web-only article is a special rich-media presentation of the feature, "How Much Is Left?," which appears in the September 2010 issue of Scientific American. The presentation was created by Zemi media. Find all our other interactive offerings here.
What's Left?Powered by Ergo:Ux
To read the full, original article click on this link: How Much Is Left? The Limits of Earth's Resources, Made Interactive: Scientific American