With summer now in full swing, many of us are heading outside to do a little cooking by fire. Barbeque season has arrived, and with it, the decision about how to do it in the greenest way possible. Step 1: choosing the greenest fuel.

It's pretty much a two-(hot) dog race when it comes to grilling hardware: gas vs. charcoal. There are a few electrical grills on the market, but they're harder to come by, and, as we'll...