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...
An ultra-high-resolutionNASAcomputer model has given scientists a stunning new look at how carbon dioxide in the atmosphere travels around the globe. Plumes of carbon dioxide in the simulation swirl and shift as winds disperse the greenhouse gas away from its sources. Credit: NASA’s Goddard Spa...
aThe researchers then analyzed how much carbon dioxide was in the atmosphere above each of these sites over time. “Less carbon dioxide has remained in the atmosphere, relative to the amount of fossil fuel emissions, today compared to 50 years ago,” Tans said. Even including the effects of ...
搜索智能精选题目【题文】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答案【答案】C
【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...
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...
The present invention provides a technology for fixing carbon dioxide in the atmosphere in a short period of time. [Solution] A method for fixing carbon dioxide in the atmosphere, characterized by adding water to a rock wool composition formed mainly from water, rock wool, and a binder ...
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?
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...
How long does it take for carbon dioxide to spread throughout the Earth’s atmosphere? How long does it take for the gas to be absorbed into the oceans?相关知识点: 试题来源: 解析 It does not take long for carbon dioxide to spread throughout the Earth's atmosphere, yet the gas sticks ...