So since 1880 to today the sea level has gone up 125mm every 70...

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    So since 1880 to today the sea level has gone up 125mm every 70 odd years. How do you then explain what happened when 8000 years ago the sea level was around 10 meters lower than today but had been rising to that point in time around 1 meter (1000mm) every 70 years for 7000 years?.
 
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