https://www.thegreenwebfoundation.org/news/estimating-website-emissions-in-the-italian-context-sitigreen-co2-js/def-fershad-sitigreen-co2/
DEF-Fershad-Sitigreen-CO2 - Green Web Foundation
https://www.thegreenwebfoundation.org/wp-content/uploads/DEF-Fershad-Sitigreen-CO2.mp4
green webdeffoundation