You're right, and here's a graph: https://en.wikipedia.org/wiki/Past_sea_level#/media/File:Post-Glacial_Sea_Level.png https://en.wikipedia.org/wiki/Past_sea_lev

You're right, and here's a graph: https://en.wikipedia.org/wiki/Past_sea_level#/media/File:Post-Glacial_Sea_Level.png https://en.wikipedia.org/wiki/Past_sea_level#/media/File:Pos... It's possible the sea level rise could have initiated the cooling. But there is much disagreement as to what exactly initiated the de-glaciation which caused the sealevel rise.