Scientists investigate micro ecosystem in Yangtze headwaters

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Scientists investigate micro ecosystem in Yangtze headwaters

STORY: Scientists investigate micro ecosystem in Yangtze headwaters DATELINE: Aug. 3, 2022 LENGTH: 00:01:13 LOCATION: XINING, China CATEGORY: SCIENCE SHOTLIST: 1. various of Chinese scientists investigating micro ecosystem in Yangtze headwaters STORYLINE: Chinese scientists launched an expedition on Sunday in the headwater regions of the Yangtze and Lancang rivers in northwest China's Qinghai Province, to investigate the regions' water resources and ecological environment. The headwaters of the Yangtze River, located on the Qinghai-Tibet Plateau, are rich in microscopic organisms such as phytoplankton, zooplankton and benthic animals. 　　 These biological communities which need to be observed under a microscope contain various species of different shapes. They provide energy for the aquatic ecosystem including food for fish. 　　 They are an indicator for the ecological health status of the Yangtze headwaters, and can reflect water quality. 　　 Data from the expedition shows that now there are more than 40 sp

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