Acknowledgements
We thank Miss. Philomina Onyedikachi Peter for her assistance for the
analysis of physic-chemical parameters of the sediments and Pengcheng
Fang for his assistance for the land use data extraction. This work was
supported by the National Natural Science Foundation of China (42006200,
41771086 and 31870475), the Second Tibetan Plateau Scientific Expedition
and Research Program (STEP) (2019QZKK0503 and 2021QZKK0103), the
Strategic Priority Research Program (A) of the Chinese Academy of
Sciences (XDA20050101 and XDA19070304), and the National Research and
Development Program of China (2019YFC1509100).