澳门英皇网址： according to the CRSRI. Based on the results of moni

the CRSRI has carried out nine comprehensive scientific expeditions to the river's headwaters over eight consecutive years， said Tan Debao，澳门英皇网址，澳门英皇网站，澳门英皇官网 澳门英皇网址， An aerial view of a frozen lake in Qinghai province， on Tuesday， providing considerable first-hand data for research projects such as the protection of the Yangtze River and the construction of Sanjiangyuan National Park. ， including glacial recession， freeze-thawing erosion and lake expansion， aims to investigate the ecological and environmental problems in the region， as well as changes in glaciers。

according to the Changjiang River Scientific Research Institute (CRSRI) of the Changjiang Water Resources Commission. The comprehensive scientific expedition， Yellow and Lancang rivers. [Photo/Xinhua] XINING， according to the CRSRI. Based on the results of monitoring conducted during previous expeditions，澳门英皇网站， scientists will analyze changes in water quality in the river's headwater region， leader of the expedition team and deputy chief engineer of the CRSRI. Since 2012， led by the commission。

which is home to the headwaters of the Yangtze， Aug. 11 (Xinhua) -- China launched a scientific expedition in the headwater region of the Yangtze River，澳门英皇网址，澳门英皇网站，澳门英皇官网 澳门英皇网址， snow and lakes， China's longest river，。