CO2 Pocket Calculator Does The New Hippie Math

There are plenty of carbon footprint calculators online, but now treehugging mathematicians can easily calculate how much damage they are doing to mother Earth using this handy pocket-sized CO2 calculator. Electricity use, water, trash and gas can all be managed from this simple, portable device (although I don't see… » 9/22/08 7:30pm 9/22/08 7:30pm