Washington Post: ADVOCATES of the energy bill making its way through the House say that it will help America make the transition to a new, green economy. But first it must get past the powerful agriculture bloc. Among many other things, the bill — known as Waxman-Markey after its champions, Reps. Henry A. Waxman (D-Calif.) and Edward J. Markey (D-Mass.) — requires that utilities derive 15 percent of their electricity from “renewable” sources by 2020. Most people think of wind or solar power, but …