** Each Bitcoin transaction uses 4,200 gallons of water — enough to fill a swimming pool — and could potentially cause freshwater shortages **
Water needed for daily consumption is now tremendously used during every Bitcoin transaction.
https://www.tomshardware.com/tech-industry/cryptocurrency/each-bitcoin-transaction-consumes-4200-gallons-of-water-enough-to-fill-a-swimming-pool-and-could-potentially-cause-freshwater-shortages