Buying food at the supermarket is like flicking the switch to turn on the power: we don’t see it but it has a lot of impact on the environment, and on human health. Guest on this show is Danielle Nierenberg, co-founder of a new think tank called Foodtank.com. She has 13 specific suggestions as to how to create a future which is better for the earth and human health. It’ll take some focus, but appropriate changes have already started.