Supported by the"One Hundred Plan"Project of Chinese Academy of Sciences:Groundwater Discharge and Geochemical Processes of Plateau Inland Lakes(No.Y210101028);the Tracer of Groundwater Discharge by Radioactive Isotope(No.Y360051010)
The ^226Ra and ^228Ra activities of Qinghai Lake surface water, groundwater, river water, suspended particles, and bottom sediments were measured in a gamma-ray spectrometer. The sources of ^226Ra and ^228Ra were disc...