Goverments and institutions all around the globe are spending billions fighting #climatechange based on reports that didn't consider #bitcoin effect on energy demand. The "deviation" may reach 100% by 2020! 
http://money.cnn.com/2017/12/07/technology/bitcoin-energy-environment/index.html?sr=twtech120717bitcoin-energy-environment0222PMVODtopLink&linkId=45621009 …