Motley Fool: In the U.S., when the topic of clean energy comes up, we like to debate concepts like climate change or global warming, turning it into a political debate more than a strategic one. Subsidies to industries such as wind or solar, no matter how small, take criticism from politicians and the media while the government continues to subsidizes oil, gas, coal, and nuclear production to the tune of billions of dollars each year. We neglect to account for externalities such as the cost of war ships keeping...