For all you conservation-minded folk out there, we've got wind of some exciting news from San Francisco! The city has unanimously voted to ban the sale of any and all styrofoam (aka polystyrene) products by 2017. But why is this such a big deal, you ask? It's a HUGE deal! Styrofoam causes all sorts of environmental problems, and if we can prevent it from even being produced, we'd be taking another step towards the health of our beautiful planet. Styrofoam is a petroleum-based plastic...