Tanggula Mountain is the source of which river?

Tanggula is the source of the Yangtze River. Tanggula Mountain, commonly known as Tanggula Mountain, is located at the border between Xizang Autonomous Region, China and Qinghai Province (Qinghai-Tibet Plateau), with the border mountain between Tibet and Qinghai in the east and Yunling and Nvshan in the Hengduan Mountains in the southeast. Tibetan means "the mountain on the plateau", also known as "Dangla Mountain", and Mongolian means "the mountain that the eagle can't fly". It is an east-west mountain in the middle of Qinghai-Tibet Plateau. Tanggula is the birthplace of the Yangtze River. It is also one of the tourist attractions.

Climatic characteristics:

Tanggula is the section of Qinghai-Tibet Railway with the worst climate, the worst geological conditions and the most difficult construction. Slope wetlands are widely distributed, with long frozen soil section, high ground temperature, large ice content and strong frost heaving and thawing settlement; There are island permafrost and deep seasonal permafrost in the south of Amdo. In winter and spring, the temperature is very low and the wind is very cold. In July and August, the weather was a little warmer, and there was plenty of rain. A cloud floated by, either rain or snow or hail.