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The density of a stalagmite (WX42A) from Wanxiang Cave, Wudu County, Gansu Province, China, in the western margin of the Asian summer monsoon region, presents regular fluctuations in different deposition periods during the last deglaciation. Over long timescales, high-precision 230Th dating and high-resolution stalagmite density data indicate that the density-time series between 17644 a BP and 12758...
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