Cryptocurrencies could remake our financial systems, but question marks remain over their green credentials. Now a new analysis suggests their environmental impact has gotten even worse after a mass exodus of miners from China. Source: Singularity Hub

s their environmental impact has gotten even worse after a mass exodus of miners from China. The power consumption of cryptocurrencies is a contentious subject. For a start, accurately measuring the amount of energy used by a decentralized system spread across several...