Energy is an indispensable resource of our time. Nevertheless,　energy consumption has some nasty side effects, such as air pollution,　resource depletion and global warming. This dual nature of energy has thrust the world into a dilemma: How can we maintain developmental momentum, while protecting the environment and saving resources for future generations?

相關(guān)熱詞搜索：Cleaner Approach A Cleaner Approach approach翻譯 approach用法