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最近,欧洲环保主义者制订了2050年环保设想:楼字和住宅只消耗相当于现在十分之一的能源,房屋主动地或被动地利用太阳能;大型发电站将逐渐关闭,太阳能提供的发电量将占到所需电量的一半……在目前看来,这近乎于幻想,但却有相当的科学道理。当前一些工业先进的注重环保的国家都在积极研究发展太阳能发电,太阳能取之不尽,用之不竭,清洁,不需开采运输。据说,全球
Recently, European environmentalists have enacted the 2050 environmental protection vision: buildings and homes consume only one tenth of their current energy, and houses actively or passively use solar energy; large power plants will be gradually closed and the amount of electricity generated by solar energy Will account for half the amount of electricity ... ... At this point, it is almost illusion, but there is considerable scientific truth. At present, some countries that are industrially advanced and environmentally-friendly are actively researching and developing solar power. The solar energy is inexhaustible, inexhaustible and clean, and there is no need for mining and transportation. It is said that the world