Since 1995 Dow has reduced the amount of water it uses per tonne of output by over a third.

从1995年起，Dow公司就将每吨产品的用水量减少了超过三分之一。

youdao

The IEA, for example, predicts CCS will cost just $35-60 per tonne of emissions reductions by 2030.

例如，国际能源署预测：凭借CCS技术，到2030年每减排一吨温室气体的成本仅为35至60美元。

youdao

The facility recently recorded finding 1,890 grammes of gold per tonne of ash from incinerated sludge.

这个污水厂最近说它从一吨焚化污泥后的灰烬中提取了1,890克黄金。

youdao

The index stood at 2.39 tonnes of CO2 per tonne of oil in 1990.

BBC: Green energy on the back foot after carbon trading blow

For instance, it uses half as much energy again per tonne of steel produced as does Japan.

ECONOMIST: A hungry dragon

Close to 20 euros per tonne of carbon dioxide would be about right to ensure the environment gains.

BBC: [an error occurred while processing this directive]