How sending e-mails compares with carbon emission of car use

Digital natives can reduce their carbon footprint by being conscious about Internet usage

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Ever wondered how your e-mails may contribute to your personal carbon footprint?

According to estimates published in Phys.org, sending a short e-mail adds about 4g of CO2 equivalent (gCO2e) to the atmosphere (an e-mail with a long attachment has a tenfold carbon footprint, that is 50 gCO2e.

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A version of this article appeared in the print edition of The Straits Times on November 15, 2018, with the headline How sending e-mails compares with carbon emission of car use. Subscribe