Ecology

• “Earth economist: The food bubble is about to burst” by Alison George (NewScientics; 2011.02.10) – http://www.newscientist.com/article/mg20927986.400-earth-economist-the-food-bubble-is-about-to-burst.html
  We’re fast draining the fresh water resources our farms rely on, warns Lester Brown, president of the Earth Policy Institute