Fengqin Chang

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Sediments from Xinyun Lake in central Yunnan, southwest China, provide a record of environmental history since the Holocene. With the application of multi-proxy indicators (total organic carbon (TOC), total nitrogen (TN), δ13C and δ15N isotopes, C/N ratio, grain size, magnetic susceptibility (MS) and CaCO3 content), as well as accelerator mass spectrometry(More)
Based on the analyses results of the major and trace elements of the acid soluble (AS) and insoluble (AI) fractions of the Shell Bar section from the Qaidam Basin(QB) in the NE Tibetan Plateau(TP), and the correlations between the related elements and their ratios, the depositional environment of the section was discussed. The results show that the major(More)
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