Here is another graph. This one concentrates on the last 24...

Here is another graph. This one concentrates on the last 24 thousand years. (courtesy Wikipedia)

Sea level graphs sometimes give the impression of a general ongoing rise in sea level. this is particularly the case for graphs over longer time periods.

As this graph shows though, sea levels have been relatively stable on average over the past 8 thousand years rising less than a millimetre a year.

Not any more.