nostr:note19y4y58j589j5zmlcsaezctkgf8w5t0mk3zc4elysleqvlew0lrvqzpdj5k 

yes, water can be used to mine Bitcoin,  waterfalls are most effective.  But even without water, in the Sahara, you can mine Bitcoin with Solar and TRANSACT the Bitcoins without a drop of water. So don't worry ;)