1·We all need to look for ways to reduce our carbon footprint.
我们都需要寻找减少我们碳足迹的办法。
—— 《柯林斯英汉双解大词典》
2·After all, even if profit is the motive, the net result is a reduction in the hotel's "carbon footprint".
毕竟，即使动机是利润，最终的结果也是减少了酒店的“碳足迹”。
3·Anyone taking all these flights over a year might rack up a carbon footprint totaling more than 35 tonnes.
一年中乘坐所有这些航班的任何人可能都会积累到总计超过35吨的碳足迹。
4·Now, researchers have a way for people to measure how much nitrogen pollution they produce—their nitrogen footprint.
如今，研究人员为人们提供了一种测量个人产生的氮污染量的办法——他们的氮足迹。
5·The country is also planning to reduce its carbon footprint by 80-95% by 2050, sparking a shift to green energy in the country.
该国家还计划到2050年时将本国的碳足迹降低80%-95%，以推动本国向绿色能源的转变。