Bitcoin is an immaterial resource derived from hype and blind faith.
Even so, it is still generating a dark cloud of carbon pollution.
Cryptocurrency mining facilities use so much energy that the government of Abkhazia cut power to 15 mining centers last year.
Some researchers have estimated that Bitcoin alone could push us over the critical two-degree celsius threshold.
But Gizmodo reports a new study shows that its carbon footprint isn't as big as we thought.