1 , which indicates a decreasing trend in δ 18 O local (and thus a wetting climate) since ~18.8 ka (Fig. 1g ).
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Dynamics of the intertropical convergence zone during the early Heinrich Stadial 1.
2
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The sentences
For instance, the magnitudes of variations in some proxy records (e.g., ADM-159 and SK129-CR04) during the period 21–15 ka are smaller than total uncertainties and thus may not be significant (Supplementary Fig.