carbon footprint

noun

: the amount of greenhouse gases and specifically carbon dioxide emitted by something (such as a person's activities or a product's manufacture and transport) during a given period

Examples of carbon footprint in a Sentence

Recent Examples on the Web
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With the Sense app, the benefits can extend to lower consumption, bill savings and a smaller carbon footprint. Alex Kuffner, The Providence Journal, 3 Sep. 2026 Thorsmark said Copenhagen has measured its carbon footprint since 2020 and has reduced emissions in areas including food, transportation and merchandise. Rhonda Richford, Footwear News, 2 Sep. 2026 The hotel keeps its carbon footprint down by not using air-conditioning in most spaces—they’ve had to make compromises and add them to a handful of cottages. Condé Nast, Condé Nast Traveler, 1 Sep. 2026 The carbon footprint was calculated using a range of usage from an industry average of 60% to 100% for round-the-clock deployment, and a gas burn rate of a typical single-cycle gas generator. Matt Day, Fortune, 18 Aug. 2026 See All Example Sentences for carbon footprint

Word History

First Known Use

1999, in the meaning defined above

Time Traveler
The first known use of carbon footprint was in 1999

Browse Nearby Words

Cite this Entry

“Carbon footprint.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/carbon%20footprint. Accessed 13 Sep. 2026.

Kids Definition

carbon footprint

noun
: the amount of greenhouse gases and especially carbon dioxide given off by something (as a person's activities or a product's manufacture and transport) during a given period
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