I believe it's about 9m if the whole of Greenland (two major glaciers) melts. And another ~60m if the whole of Antarctica melts. Naturally this is unlikely to

I believe it's about 9m if the whole of Greenland (two major glaciers) melts. And another ~60m if the whole of Antarctica melts. Naturally this is unlikely to happen in our lifetime, but positive feedback loops are a fascinating subject. For friends looking to buy coastal property on ~30 year loans I advise that they need to be able to sell those properties some decades out from a more general concern / awareness of the risk.