I think miners should start invest on renewable energy source (solar panels, wind turbines) to lessen the impact of bitcoin on environment?
Yes,bitcoin consuming too much electricity because bitcoin users using computers,cellphone or all gadgets that needing electricty.Especially now many people know this kind of cryptocurrency that is very legit so that they will try to join or enter bitcoin world that will cause too much electricity. Even though bitcoin is consuming too much electricity many people can pay their electric bill that comes from their earnings in bitcoin also.