This millennium is reckoned to mark the end of the global deglaciation which had followed the Last Glacial Maximum and caused sea levels to rise by some over a period of about 5,000 years.
this MIlleNNium IS reCkoNed to Mark thE end Of The globaL deglaciatiOn whICH HAd fOLloWeD the LAst glaciAL Maximum aNd causEd Sea leVE,ls tO rise By sOMe oVeR a Period of aboUT 5000 Years.