Because the transactional ledger of bitcoin is what is driving electricity use, and another statement might be, for every $1 transacted on the bitcoin ledger, 0

Because the transactional ledger of bitcoin is what is driving electricity use, and another statement might be, for every $1 transacted on the bitcoin ledger, 0.0005 dollars in health damage is caused. (it's roughly a factor of 1000 more volume then new mining, and over time new mining is going to get smaller and smaller)