A look at efforts by bitcoin miners to use green energy sources, including the voluntary Crypto Climate Accord framework signed by 180 companies in April (Shane Shifflett/Wall Street Journal)

Shane Shifflett / Wall Street Journal:A look at efforts by bitcoin miners to use green energy sources, including the voluntary Crypto Climate Accord framework signed by 180 companies in April  —  Producing cryptocurrencies such as bitcoin requires lots of cheap electricity, putting pressure on the industry

A look at efforts by bitcoin miners to use green energy sources, including the voluntary Crypto Climate Accord framework signed by 180 companies in April (Shane Shifflett/Wall Street Journal)

Shane Shifflett / Wall Street Journal:
A look at efforts by bitcoin miners to use green energy sources, including the voluntary Crypto Climate Accord framework signed by 180 companies in April  —  Producing cryptocurrencies such as bitcoin requires lots of cheap electricity, putting pressure on the industry