1·Early humans seem to have played a major role in finishing offnine other mammal species that weighed over a tonne.
早期人类似乎扮演了终结者的角色，使其他九种超过一吨的哺乳动物彻底从地球上消失。
2·The study showed that a single new desktop machine created emissions of almost half a tonne during its manufacture.
该项研究表明，一个新的台式电脑在其生产过程中要产生近半吨的碳排放量。
3·It does not cost much to scrape it up, and the expense comes in moving costs from mine to market. Even so, Australia can produce iron ore for $25 a tonne.
开采成本本身不高，而且外部投资正在将成本从矿山转移到市场。即便如此，澳大利亚可以以每吨25澳元的价格成本生产铁矿石。
4·By improving their hunting techniques, early humans seem to have played a major role in finishing off the woolly mammoths and nine other mammal species that weighed over a tonne.
利用改进了的狩猎技术，早期人类似乎扮演了终结者的角色，使长毛猛犸和其他九种超过一吨的哺乳动物彻底从地球上消失。
5·The best study on the footprint of home computers was carried out by Apple; it showed that a single new desktop machine created emissions of almost half a tonne during its manufacture.
苹果公司对家用电脑的碳足迹曾做过最佳的研究；该项研究表明，一个新的台式电脑在其生产过程中要产生近半吨的碳排放量。
1·People who have been on her course of six meetings typically reduce their emissions by a tonne immediately and then plan to cut in half within two to five years.
参加过她组织的六次对话会的人们，通常会立刻减少一公吨的排放量，然后计划在两至五年内减少一半。
2·Each tonne of fuel burned also produces 3.2 tonnes of carbon dioxide.
燃烧一公吨燃料要产生3.2公吨二氧化碳。
3·Worried by this precedent, the Indian crew of a bigger vessel, the Cartagena, has since refused to let its 37,500-tonne cargo of fuel be delivered to Tripoli.
受到这个先例的影响，一艘更大油轮「卡塔赫纳号」的印度籍船员已拒绝将37，500公吨原油运往的黎波里卸货。
4·Every tonne of recycled PET saves an energy equivalent of 11 barrels of oil.
每一公吨的回收可以节约相当于11桶原油的能量。
5·A 5 tonne block of concrete sits in the ground, detached from the rest of the building, to make some LABS vibration-free.
5公吨的混凝土块坐落于地面，与建筑的其余部分分离，使得一些实验室免震。