ClimateWire: The prospect of a House vote on a carbon tax turns Rep. Fred Upton, chairman of the House Energy Committee to thoughts of, well, love. He grasped a reporter by both shoulders last week and, when asked about the prospect of a vote, poured out his heart: "I would love to vote on it," he exclaimed. "I would love to vote on it, because the House would send a very strong signal against imposing a carbon tax." Upton, a Michigan Republican, believes the House would approve a pending House resolution against...