Key Takeaways - Cambridge Bitcoin Electricity Consumption Index claims that the U.S. is the biggest contributor to the Bitcoin mining hashrate. - Bitcoin mining operations in mainland China have “effectively dropped to zero,” Cambridge Centre for Alternative Finance noted. - After the U.S., Kazakhstan and Russia are the biggest Bitcoin mining nations. Share this article Data from Cambridge Centre for Alternative Finance (CCAF) indicates that China’s contribution to Bitcoin’s global mining hashrate has completely declined. U.S. Becomes World Leader for Bitcoin Mining New research data shows that Bitcoin mining operations in mainland China have “effectively dropped to zero,” making the...