With the ever - increasing use of fossil fuels , the effort of much of the technological community is already directed toward the discovery of new sources of non - fossil fuels 伴隨著對(duì)化石燃料持續(xù)增長(zhǎng)的需求,眾多科技團(tuán)體已經(jīng)努力著手于非化石燃料的新能源開發(fā)。