Netvouz / pdboyer / tag / minerals http://www.netvouz.com/pdboyer/tag/minerals?feed=rss pdboyer's bookmarks tagged "minerals" on Netvouz How Much Is Left? The Limits of Earth's Resources, Made Interactive http://www.scientificamerican.com/article.cfm?id=interactive-how-much-is-left Scientific American feature (interactive) about the planet's natural resources and how much of various things remain for our use. pdboyer Sat, 01 Jan 2011 04:13:51 GMT