• 金红石形态的二氧化钛对人体伤害较少

    13-09-26 Using a particular type of titanium dioxide -- a common ingredient in cosmetics(化妆品) , food products, toothpaste and sunscreen -- could reduce the potential health risks associated with the widely used compound. The report on the substance, pro...

  • 飞越太平洋的航班产生大量臭氧

    13-09-05 The amount of ozone created from aircraft pollution is highest from flights leaving and entering Australia and New Zealand, a new study has shown. The findings, which have been published today, Thursday 5 September, in IOP Publishing's journal Envir...

  • 哪里有烟雾 哪里就有气候变化

    13-01-16 In addition to causing smoggy skies and chronic coughs, soot(煤烟,烟灰) -- or black carbon -- turns out to be the number two contributor to global warming. It's second only to carbon dioxide, according to a four-year assessment by an internationa...

  • 波罗的海释放过量二氧化碳

    11-10-13 The Baltic Sea emits more carbon dioxide than it can bind. Local variations have increased the exposure of the Bay of Bothnia. These are the results from a study of how carbon dioxide flows between the water of the Baltic Sea and the atmosphere, car...

  • 科学家揭密二氧化钒相变的神秘性

    10-11-24 A systematic study of phase changes in vanadium dioxide(二氧化钒) has solved a mystery that has puzzled scientists for decades, according to researchers at the Department of Energy's Oak Ridge National Laboratory. Scientists have known that vanadi...

  • 温暖的天气使内陆湖泊二氧化碳排放增加

    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...

  • 减少碳排放 日本政府鼓励早睡早起

    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...

  • 二氧化碳对全球气候形成起主导作用

    10-06-18 Increasingly, the Earth's climate appears to be more connected than anyone would have imagined. El Nio, the weather pattern that originates in a patch(斑点,碎片) of the equatorial(赤道的) Pacific, can spawn(酿成,造成) heat waves and droughts...

  • 美宇航局和谷歌拟联手监测碳排放

    09-12-26 NASA, the American agency which landed men on the moon, and Google, the go-to company of the early 21st Century, are trying to give the world the ability to monitor both the carbon dioxide pollution and the levels of forest destruction that contribu...

  • 'Scary' climate message from past 过去的气候信息很“惊人”

    09-10-11 A new historical record of carbon dioxide levels suggests current political targets on climate may be playing with fire, scientists say. 科学家称,一个新的二氧化碳含量历史记录显示现行的气候政治目标可能是玩火。 Data came from samples brought up by th...