you are asking the wrong question; You should ask yourself if a technology that consumes energy necessarily have a high carbon footprint? Of course it's not.
For those interested, I share with you a 35-page personal study on Bitcoin's energy footprint;
Difficult since the beginning of the year not to fall on a newspaper article announcing that the Bitcoin network is an ecological disaster due to its high energy consumption. We will soon learn that Bitcoin miners are responsible for the non respect of the Kyoto protocol.
The Bitcoin network uses a large amount of energy. However how I said earlier, does a technology that consumes energy necessarily have a high carbon footprint?
After analyzing the mining sector and the energy sector, this argument does not hold if we take into account the rapid adoption of renewable energies by miners. Better yet, Bitcoin contributes to the development of alternative energy solutions, particularly hydroelectricity