carbon footprint · noun C /ˌkɑr.bənˈfʊt.prɪnt/
carbon footprint
B2 the amount of energy that a person or organization uses in order to exist or operate
Dictionary example:
Many of us could reduce our carbon footprint by taking fewer flights and insulating our homes better.
Learner example:
I also included some possible precautions to reduce our carbon footprints. (First Certificate in English; B2; Turkish)