Nov 29, 2012 — Just because it's cold doesn't mean we should have to give up delicious tomatoes. The "buy-local" movement has spurred a boom in greenhouse grown winter tomatoes in cold climates from Jackson Hole, Wyo., to Madison, Maine. And it uses less water and less land than conventional methods.
Apr 9, 2014 — As vertical farming takes root in cities around the world, critics fear it's leaving a big carbon footprint. An experiment in Chicago turning garbage into energy aims to prove them wrong.