A. They produce carbon dioxide. B. They have no effect on it. C. They absorb carbon dioxide. D. They convert carbon dioxide into other gases. 相关知识点: 试题来源: 解析 C。解析:文中提到树木作为“碳汇”,从空气中吸收二氧化碳,A选项说树木产生二氧化碳是错误的,B选项说树木对二氧化碳无影响也是...
According to the professor, how do the oceans remove carbon from the atmosphere? A. By dissolving it B. Through a process of condensation and precipitation C. By storing the remains of marine animals D. Through the regulation of air temperatures 显示答案 进入答题 问题反馈收藏题目 00:00 00:00...
How carbon dioxide travels through the atmosphereThis NASA video shows the greenhouse gas circulating around the globe over a span of one year.Nov 19, 2014 embed code copied Live Now CBS News 24/7 CBS News Baltimore CBS News Bay Area CBS News Boston CBS News Chicago CBS News Colorado CBS...
Well, biomass carbon is what we might call current carbon—Iit's always going in and out of the atmosphere.So if we burn one of these fuels, we’re putting its carbon into the atmosphere, right?But in a balanced system, somewhere else in the world this same amount of carbon is going...
When forests are cleared to make room for farms and cattle, large stores of carbon are released into theatmosphere, which heats up the planet. Also, fossil(化石) fuels are used to operate farm machinery and ship foodaround the globe, all of which generate emissions(排放).Which foods have ...
Fresh, young black carbon tends to be resistant to water. Over time, the particles age and become more hygroscopic, or able to absorb water from the air. But when does black carbon start absorbing water, act as cloud nuclei, and remove itself from the atmosphere?
【题目】Itisprettywellunderstood___controlstheflowofcarbondioxideinandouttheatmospheretoday. A.whatB.whenC.thatD.how 试题答案 在线课程 【答案】A 【解析】 试题分析:句意:现在人们非常清楚是什么控制着二氧化碳进出大气层。分析句子结构可知it是形式主语,后面的主语从句缺少主语,用连接代词,故选A。 练习册...
Observatory-2 (OCO-2) satellite to make global, space-based carbon observations. But the simulation – the product of a new computer model that is among the highest-resolution ever created – is the first to show in such fine detail how carbon dioxide actually moves through the atmosphere. ...
It is pretty well understood controls the flow of carbon dioxide in and out the atmosphere today. [ ] A. that B. when C. what D. how
Carbon dioxide plays a key role in plant life and helps keep the earth warm. Increasing levels of carbon dioxide in the atmosphere, though, are linked to global warming.