Euro News | Pascale Davies | Feb 26, 2022 Despite a crackdown on Bitcoin in China last year, mining the largest cryptocurrency actually got much dirtier and emits around the same amount of CO2 annually as a country the size of Greece, a new study shows. The joint study, titled Revisiting Bitcoin's Carbon Footprint, showed that the share of renewable electricity sources that fuel the Bitcoin network may have decreased from an average of 41.6 per cent in 2020 to 25.1 per cent in August 2021. It also showed Bitcoin could be responsible for 65.4 megatonnes of CO2 annually, which...