Oh. This is on that one island chain (which is mostly sand in a coral reef) which they say is sinking.
It's fucking sinking because it's made of sand.
https://www.google.com/maps/place/Tuvalu/@-2.0964428,153.3128729,4348675m/data=!3m1!1e3!4m5!3m4!1s0x6fc19cb959b1a04d:0x8f6754680707122e!8m2!3d-7.109535!4d177.64933