Huffington Post: Obama need to keep touting “clean coal” as part of the solution to America’s energy and economic woes? While coal is abundant in the United States, it is far from the clean-as-driven snow energy source that coal industry lobbyists would like us all to think and according to new report out today it is hardly the answer to America’s economic problems. The report released recently by the WorldWatch Institute finds that a transition to renewable energy sources promises significant …