10-10-21 The capture and storage of carbon dioxide in deep geologic(地质的) formations, a strategy for minimizing the impacts of greenhouse gases on global warming, may currently be technologically feasible(可行的) . But one key question that must be ans...
10-09-28 Electric cars hold greater promise for reducing emissions and lowering U.S. oil imports than a national renewable portfolio(公文包,文件夹) standard, according to research conducted by Rice University's Baker Institute for Public Policy. This asse...
10-09-16 Carbon nanotubes those tiny particles poised(镇定的,平衡的) to revolutionize electronics, medicine, and other areas are much bigger in the strength department than anyone ever thought, scientists are reporting. New studies on the strength of thes...
10-08-31 随着联合国气候变化峰会的召开,关于温室气体排放,碳足迹,以及节能减排的讨论成为各家媒体热议的话题。有关专业机构还设计出一个碳足迹计算器,让每个人都了解自己的行为对环境造成的影响。那么,这个碳足迹到底是什么意思呢?我们今天就来说一说。 A carbon footpri...
10-08-03 In the quest for efficient, cost-effective and commercially viable(可行的) fuel cells, scientists at Cornell University's Energy Materials Center have discovered a catalyst(催化剂) and catalyst-support combination that could make fuel cells more...
10-08-03 The summer of 2010 has been agonizingly(使人烦恼地,苦闷地 ) hot in much of the continental U.S., and the record-setting temperatures have refocused attention on global warming. Scientists have been looking at ways the Earth might benefit from nat...
10-07-23 Much organically bound carbon is deposited on inland lake bottoms. A portion remains in the sediment(沉淀) , sometimes for thousands of years, while the rest is largely broken down to carbon dioxide and methane(甲烷) , which are released into th...
10-07-16 In a pioneering use of computed tomography (CT) scans, scientists at Woods Hole Oceanographic Institution (WHOI) have discovered that carbon dioxide (CO2)-induced global warming is in the process of killing off a major coral species in the Red Sea....
10-07-15 Speakers made from carbon nanotube sheets that are a fraction of(一部分) the width of a human hair can both generate sound and cancel out(取消,抵消) noise -- properties ideal for submarine sonar to probe the ocean depths and make subs invisible...
10-07-03 The Japanese government has launched a campaign encouraging people to go to bed and get up extra early in order to reduce household carbon dioxide emissions. 日本政府日前发起一项宣传活动,鼓励人们早睡早起,以减少家庭的二氧化碳排放量。 The Morning Ch...