1. US Energy Administration Monthly Energy Review, April, 2015.
2. How to stop data centres from gobbling up the world’s electricity;Jones;Nature,2018
3. Goldman School of Public Policy UC Berkeley, the 2035 Report http://www.2035report.com/wp-content/uploads/2020/06/2035-Report.pdf?hsCtaTracking=8a85e9ea-4ed3–4ec0-b4c6–906934306ddb%7Cc68c2ac2–1db0–4d1c-82a1–65ef4daaf6c (2020).
4. Statista Research Department Share of U.S. population who use social media 2008–2021, https://www.statista.com/statistics/273476/percentage-of-us-population-with-a-social-network-profile (2022).
5. CDC’s Biannual Health Interview Survey of 15,000+ US households, Early Release Reports on Wireless Substitution.2021.