some alarming climate stats

# bitcoin
685 kWh per transaction
326 Kg of CO2
equivalent to 100,000 VISA transactions.

# ethereum
35 kWh per transaction
20 Kg of CO2
equivalent to driving car 100km or electricity consumption of a European for 4 days

https://memoakten.medium.com/the-unreasonable-ecological-cost-of-cryptoart-2221d3eb2053