BBC – “Bitcoin uses as much energy as the whole of Switzerland, a new online tool from the University of Cambridge shows. The tool makes it easier to see how the crypto-currency network’s energy usage compares with other entities. However, one expert argued that it was the crypto-currency’s carbon footprint that really mattered. Currently, the tool estimates that Bitcoin is using around seven gigawatts of electricity, equal to 0.21% of the world’s supply. That is as much power as would be generated by seven Dungeness nuclear power plants at once. Over the course of a year, this equates to roughly the same power consumption as Switzerland…”