Beaches and estuaries

Localised change in sea level relative to the land

This is caused by the massive weight on a landmass which casued it to sink. Overtime as the temperature increased and the ice melted, the weight of ice droppped and parts of land began to rise out of the sea.

Worldwide sea level change

the area of a river mouth which is affected by sea tides.

drowned river valleys

Drowned glacial valleys.