Bill Maher 's says he wants the marketplace to determine alternative sources of energy . Iraq senator hails from coal country and has taken a tough stance on the `` war on coal '' And Paul blasted Hillary Clinton this fall for arguing that climate change is one of the biggest threats facing the United States . Rand Paul was appearing on Rand Paul HBO talk show .
Bill Maher 's says he wants the marketplace to determine alternative sources of energy . Iraq senator hails from coal country and has taken a tough stance on the `` war on coal '' Rand Paul was appearing on Rand Paul HBO talk show .