there are estimates available : https://www.forbes.com/sites/philippsandner/2021/11/19/bitcoin-co2-emissions-from-an-investor-perspective-and-how-to-compensate-

there are estimates available : https://www.forbes.com/sites/philippsandner/2021/11/19/bitcoin-co2-emissions-from-an-investor-perspective-and-how-to-compensate-them/?sh=59379dac8c1c https://www.forbes.com/sites/philippsandner/2021/11/19/bitco...