Washington Post: PRESIDENT BUSH strode to the lectern in the Rose Garden yesterday and once again passed up an opportunity — perhaps his last — to do something meaningful on climate change. "Today, I am announcing a new national goal: to stop the growth of U.S. greenhouse gas emissions by 2025," he said. That pronouncement was a weak and inadequate response to the imperative that the United States provide leadership in combating global warming, a responsibility Mr. Bush has shamefully ducked …