Greenland too, perhaps. Hydrophone innovations also seems like part of the "sea change" in Mahanian strategery. https://www.twz.com/news-features/navy-develops-highly-persistent-undersea-hydrophone-system-powered-by-ocean-temperatures nostr:nevent1qqs8a0hs4nye68uh0wnvkhguyeuca6sn877j3ndhdflk2zxr398lqzqpzpmhxue69uhkummnw3ezumt0d5hsyg9er9ayem7j5ywgnpqxaukcj0ce06nuzx40ke40qul5cfnchz9reqpsgqqqqqqsnwynz2