Bitcoin has earned a lot of the blame here: https://motherboard.vice.com/en_us/article/ywbbpm/bitcoin-mining-electricity-consumption-ethereum-energy-climate-ch

Bitcoin has earned a lot of the blame here: https://motherboard.vice.com/en_us/article/ywbbpm/bitcoin-mining-electricity-consumption-ethereum-energy-climate-change https://motherboard.vice.com/en_us/article/ywbbpm/bitcoin-mi... >one transaction now uses as much energy as your house in a week https://www.theguardian.com/technology/2018/jan/17/bitcoin-electricity-usage-huge-climate-cryptocurrency https://www.theguardian.com/technology/2018/jan/17/bitcoin-e... >In November, the power consumed by the entire bitcoin network was estimated to be higher than that of the Republic of Ireland. Since then, its demands have only grown. It’s now on pace to use just over 42TWh of electricity in a year, placing it ahead of New Zealand and Hungary and just behind Peru.