四中-高二英语课堂07英语语言应用二方芳共5讲_04global warming考试满分网.pdfVIP

Global warming ——语言应用 I. About global warming 根据所学填空。  Global warming refers to a age increase in the earth’s , which in turn causes changes in .  Causes of global warming 1.Carbon dioxide emissions from fossil fuel burning power plants Our ever increasing addiction to from coal burning power plants releases enormous amounts of into the . Every day, more electric gadgets the market, and without widespread alternative , we are highly dependent on burning coal for our and . 2. Carbon dioxide emissions from burning gasoline for transportation The increasing is responsible for about 33% of emissions. With our population growing at , the demand for more cars and consumer goods means that we are increasing the use of fossil fuels for and . 3. Methane( 甲烷) emissions from animals and agriculture. Methane is another extremely potent(效力强的) , ranking right behind CO2. As methane escapes, the rate of global warming will significantly. 4. Deforestation(砍伐森林), especially tropical forests for wood, pulp(木浆), and farmland. The use of forests for fuel is one cause of deforestation, but our appetite for and contributes to the mass deforestation. Forests remove and store carbon dioxide from the atmosphere, and this releases large amounts of carbon, as well as the amount of carbon capture on the plan