Washington Post: Six weeks ago, it looked as if there was no chance that Congress would approve climate change legislation this year. The bill that had passed the House was so long, so complicated, so punitive to the coal-dependent Midwest economy, involved so many political compromises and so much money to be redistributed by the federal government, that it became the whipping boy of choice for conservative politicians and commentators. Passage of health-care legislation, however, may have …