New York Times: As I reported in Saturdays paper, New England is experiencing a remarkable spike in electricity prices brought on by high heating demand and rising natural gas prices for electric generators. What role, if any, could renewable energy play in solving this problem? At the Union of Concerned Scientists, the senior energy analyst Michael B. Jacobs, who has a blog called the Energy Roller Coaster, has been sounding the alarm about over-reliance on natural gas in New England and Texas. The solution,...