Obringer et al. (2021) The overlooked environmental footprint of increasing Internet use. Resources, Conservation and Recycling 167: 105389
"The team estimated the carbon, water and land footprints associated with each gigabyte of data used in YouTube, Zoom, Facebook, Instagram, Twitter, TikTok and 12 other platforms, as well as in online gaming and miscellaneous web surfing. As expected, the more video used in an application, the larger the footprints"
PS - It is worth remembering that Mark Carney (former Governor of the Bank of England and the former head of the Bank of Canada) said a few days ago that Climate Change will kill more people than Covid-19, he said that it would be like to have a coronavirus crisis every year https://www.bbc.com/news/business-55944570