In City Journal, Mark P. Mills reveals a future for renewable energy…one that depends on oil and natural gas. The narrow-minded “transitionist” rationale, he argues, overlooks the US$5 trillion price tag (in the U.S. alone), the shakeup to industry, mining constraints, the costly overbuild of backup generation, the false analogy of green energy’s scalability, the dubious development of battery storage – and the ultimate impotence of government-imposed “mandates”.