carbon footprint
碳足迹；环境影响
环保·衡量环境影响
英文释义
the amount of greenhouse gases (carbon dioxide, methane, etc.) that an individual, organization, or activity is responsible for producing, particularly in relation to the environment and climate change
例句
Reducing your carbon footprint by biking to work helps fight climate change.
典故来源
源自环保科学，碳足迹指人类活动产生的温室气体总量，2000年代后广泛流行。