Which of the four greenhouse gases mentioned in the passage has the shortest atmospheric lifetime? A. CO2 B. CH4 C. N2O D. CFCs 相关知识点: 试题来源: 解析 B 正确答案:B 解析:本题为细节题。根据文章可知:二氧化碳可能会持续影响气候数千年,甲烷在空气中大概会停留12年,一氧化二氮在大气中能...
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Four gases which cause greenhouse effect are shown with their percentage of effect. Write the major source of each of A, B C and D.
Driving a car or using electricity is not wrong.We just have to be smart about it.Some people use less energy by carpooling.For example,four people can ride together in one car instead of driving four cars to work.Whenever we use electricity,we put greenhouse gases (气体) into the air....
Questions 14 to 16 are based on the following passage. At the end of the passage, you will be given 15 seconds to answer the questions. Now listen to the passage.Car account for ___ the greenhouse gases in the US. A.50%B.40%C.25%D.14% 点击查看答案&解析手机看题扫码联系...
Recently biologists have discovered that the prairie pothole region is potentially a vast carbon sink: a natural sponge that absorbs carbon dioxide emissions from cars, factories, and power plants.Carbon dioxide is the most common of all the pollutants acting as greenhouse gases that heat up the ...
By hanging your clothes out you'll be cutting greenhouse gases by about three kilograms per load. Take advantage of natural light Installing large windows on the northern side of your house can help you make use of sunlight's natural warmth. To stay cool indoors on hot summer days, install...
24. Hansen cautioned that greenhouse gases ___. still surpass soot in warming the world's climate during the last century 北半球的暖化在中高纬度地区的冬季和春季表现得非常明显。 25. Warming in the Northern Hemisphere was large in __winter and spring__ at middle and high latitudes. A. ...
‘historical-natural’; blue in Fig.4). The historical experiment includes anthropogenic emissions of greenhouse gases and aerosols, stratospheric ozone changes and anthropogenic land-use changes; the historical-natural experiment does not. Variations in natural climate forcings, such as from volcanic ...
Whenever we use electricity, we put greenhouse gases (气 体) into the air. By turning off lights, the television, and the computer when they aren't needed, you can help a lot.One of the good ways to reduce the amount of greenhouse gases is to buy productsthat d...