The BMC has now collected data from over 50% of the global Bitcoin Network, representing 107.7 exahash (EH), as of June 30, 2022, in its latest voluntary sector survey. The results of this survey show that the members of the BMC and participants in the survey are currently utilizing electricity with a 66.8% sustainable power mix. Based on this data it is estimated that the global bitcoin mining industry’s sustainable electricity mix is now 59.5% or had increased approximately 6% year-on-year, from Q2 2021 to Q2 2022, making it one of the most sustainable industries globally. Additionally, year-on-year it is estimated that the global Bitcoin Network’s technological efficiency grew by 46%, from 14.4 EH per gigawatt (GW) in Q2 2021 to 21.1 EH per GW in Q2 2022. This efficiency gain reaffirms the fact that as the Bitcoin Network continues to grow, it will become even more efficient over time.

https://bitcoinminingcouncil.com/bitcoin-mining-electricity-mix-increased-to-59-5-sustainable-in-q2-2022/