Atlantisc Oferwendend Hwearft (AOWH) (on Niwenglisce Atlantic Meridional Overturning Circulation hatte) is se fyrmesta gyte-streama endebyrd on Atlantiscum garsecge. He is eorðan garsecg-hwearftes dæl ond he micelne gewrixl to eorðan medumwedre fremeþ.
Suðan þiedeþ wæter to AOWHe fram Norþum Atlantiscan Gyte-Streame. Þis wæter wierþ swiðe sealt for þam þe sum todal steam wierþ. Eac sealt is læfaþ þa sæ-is scieppan is, þæt updæl þy sealtran fremeð. Þæt updæles wæter eac colaþ for þam þe hit is feorr norþe.
Þa ceald iecaþ hefignesse wætres, ond sealt, þa þæt wæter sinceþ garsecges botme. Þis wæter þe suncen hæfþ hatte Norþ Atlantisce Deop-Wæter. Þæt wæter fareþ suð þær se mare wætres todal (ymb 80%) to updæl in Suðgarsecg eft riseþ.
In Norþum Atlantiscum Garsecge oferwendende tyht lætt hæte ond æðmlyfte gangan ymb garsecgum, eac swa wæter sinceþ swa hit mid him collyfte in deopne garsecg fram lyfte bireþ. Þus cunnon garsecgas niman micelne collyfte todal þe menn habbaþ onliesan in lyfte; AOWHes andgiet us helpeð to ongietenne fintan medumwedres wendinge.