When the ocean was ⬇ the ⬛ sea was a fresh water lake protected from the ocean by a ridge. The first Neolithic farmers in Europe settled along on its shores ~9.2 kyr ago

~8.5 kyr ago there was a #icesheetcollapse in N. America that led to a surge of water that ⬆ ?  sea levels by up to 1.4 m. The ocean then flooded the lake, creating the ⬛ sea

The #risingseas displaced the Neolithic farming populations and forced a mass migration that brought Neolithic farming to mainland Europe #SLR #noah’sflood