Greenhouse Effect:The greenhouse effect is a phenomenon in which greenhouse gases within the Earth's atmosphere absorb and re-emit the Sun's radiation. This phenomenon is one of the contributors to global warming.Answer and Explanation: The four main greenhouse gases are as follows: Carbon ...
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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搬运the production of food, not its transport, that uses most of the energy and不幸的是,这并没有那么简2Iunfortunately/An'fo:tf(3)produces most of the greenhouse gases. 3 In some cases, local produce单。 是食物的生产(环节),ntli/adv.不幸地might have used more energy and produced more ...
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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 ...
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...
Greenhouse gasesStable isotopesLand use is a well known driver of nutrient dynamics in estuaries, however less is known about how land use may influence the coastal carbon (C) cycle. Here, we report dissolved carbon concentrations, δ13C isotopic signatures, and water–air CO2 and CH4 fluxes ...