Wall Street Journal: Is the climate part of energy-and-climate legislation about to get thrown under the bus? As Congress gets back to work, one of the big questions looming on the Hill is whether it’s time to park plans for a national curb on greenhouse-gas emissions and focus on a narrower energy bill. The rationale? Energy reform, even to boost clean energy, enjoys some cross-aisle support. Capping greenhouse-gas emissions has proven a tough slog even within the majority Democrats. And the health-care …