carbon footprint
US /ˈkɑːr.bən ˌfʊt.prɪnt/
UK /ˈkɑːr.bən ˌfʊt.prɪnt/

1.
impronta di carbonio
the amount of carbon dioxide released into the atmosphere as a result of the activities of a particular individual, organization, or community.
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Reducing your carbon footprint helps combat climate change.
Ridurre la tua impronta di carbonio aiuta a combattere il cambiamento climatico.
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Companies are striving to minimize their carbon footprint.
Le aziende si sforzano di minimizzare la loro impronta di carbonio.