New York Times: Making electricity from natural gas is cleaner than making it from coal or oil, but as gas gains a bigger market share in the business in the United States and elsewhere, the idea of what constitutes a good generator is shifting. General Electric announced a line of new models on Wednesday, with two interesting environmental twists.
One is efficiency. New natural gas plants burn the fuel in something that resembles a jet engine that is chained to the ground and turning a generator. Over the years,…