People have to pay more attention to develope some clean and renewable energy.At the same time due to the high living standards in modern city, a great amount of rubbish has been produced.

• 同时,由于城市生活水平的提高产生了大量的垃圾,对比现有的垃圾处理方式如堆肥、焚烧、填埋等,利用垃圾生产车用燃料具有相当大的发展潜力。