Earlier quoted context omitted.
Or a carbon tax and solve the problem at source.
That’d only partially solve it: we don’t want to waste renewable power which could be going to something of value.
Who are you to dictate what someone does with energy they pay for? Just because you do not like what they do, doesn't mean you can ban it if it's not harming you.
There is no evidence that Bitcoin's usage of renewables is preventing others from paying for renewables too.