I've heard most of the rising sea levels will come from thermal expansion of water, not melting ice. Liquid water is notorious for having almost no thermal exp

I've heard most of the rising sea levels will come from thermal expansion of water, not melting ice. Liquid water is notorious for having almost no thermal expansion, but the little bit it does have will be multiplied by the volume of the ocean, then divided by the surface area of the ocean, yielding the rough vertical rise.