美国有自己的能源难题。
Dirty energy dilemma: What's Blocking Clean Power in The United States.污染性能源困境:是什么封闭了美国的清洁性能源?
Bring forward the strategy for solving China's energy issues through analyzing current situation of energy in the world and the energy dilemma faced by China.通过分析世界能源现状和中国所面临的能源窘境,从而提出了中国解决能源问题的战略。