English: Modified by inserting the data from [Englebrecht, A. C. Sachs. J. P. (2005) Determination of sediment provenance at drift sites using hydrogen isotopes and unsaturation ratios in alkenones. Geochimica et Cosmochimica Acta. 69. 17:4253-4265.] on the map from Annu.Rev.Earth Planet.Sci.2010.38:161-187.
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