It was two weeks ago, that Al Gore challenged Americans to “move quickly and boldly to shake off complacency, throw aside old habits and rise, clear-eyed and alert, to the necessity of big changes” by jumping on his alternative energy bandwagon. In a much-hyped speech July 17, the former vice president urged the nation “to commit to producing 100 percent of our electricity from renewable energy and truly clean carbon-free sources within 10 years.”