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| Kokonor (Qinghai) | |
|---|---|
| Name | Kokonor (Qinghai) |
| Other names | Qinghai Lake, Tso Ngon, Kukunor |
| Location | Qinghai Province, People's Republic of China |
| Coordinates | 36°36′N 100°52′E |
| Type | Endorheic saline lake |
| Basin countries | China |
| Area | ~4,317 km² |
| Elevation | 3,205 m |
Kokonor (Qinghai) is the largest lake on the Tibetan Plateau and a prominent saline basin in Qinghai Province, People's Republic of China. Situated near the source regions of the Yangtze River, Yellow River, and Lancang River, the lake occupies a key position in East Asian highland hydrology and has long featured in the accounts of Marco Polo, Zhang Qian, and Xuanzang. Its strategic and cultural relevance connects to historical polities such as the Tang dynasty, Mongol Empire, and modern People's Liberation Army development projects.
The names reflect multiethnic history: Kokonor derives from Mongolian terms used by the Great Yuan and Qing dynasty chroniclers, while Qinghai appears in Han Chinese sources and imperial gazetteers; regional Tibetan names appear in records associated with Tibetan Empire and Dalai Lama correspondence. Classical maps by Henry Lansdell and accounts by Ferdinand von Richthofen and Aurel Stein show variant romanizations; modern standardization follows People's Republic of China geographic naming conventions and provincial administration by Xining prefecture-level authorities.
Kokonor lies within the Qaidam Basin margin on the Tibetan Plateau, bordered by the Qilian Mountains and the Kunlun Mountains, at high altitude above the Loess Plateau transition. Geologic surveys by institutions such as the Chinese Academy of Sciences indicate lacustrine deposits, Holocene shoreline terraces, and active tectonics related to the India–Asia collision and the Altyn Tagh Fault. The lake basin preserves paleoclimatic records used by researchers from Peking University, University of Cambridge, and Columbia University for reconstructing monsoon and glacial-interglacial cycles.
Kokonor’s climate is highland continental with strong influences from the East Asian monsoon and the westerlies documented in climatology studies by Intergovernmental Panel on Climate Change contributors and regional meteorological bureaus. Evaporation exceeds inflow in many seasons, producing a saline water balance similar to other endorheic systems like the Aral Sea and Great Salt Lake. Major inflowing rivers include tributaries from the Buha River system and headwaters connected to the Yellow River watershed; hydrological management has involved agencies such as the Ministry of Water Resources and scientific teams from Tsinghua University.
Archaeological records near Kokonor feature Neolithic sites connected to cultures referenced in reports by Institute of Archaeology, CAS and scholars like K.C. Chang; subsequent occupation involved Nomadic confederations, Tangut polities, Mongol tribes, and Tibetan monasteries affiliated with the Gelug school and patrons from the Qing court. Trade routes linking Kokonor to Silk Road corridors and caravan networks included interactions with merchants from Central Asia, Kashgar, and Lhasa. In the 20th century, explorers such as Joseph Rock and expeditions by National Geographic Society documented local societies; modern governance has integrated the lake area into administrative units administered from Xining and influenced by policies from Beijing.
Regional economies historically relied on pastoralism tied to Tibetan yak herding, wool markets connected to Lhasa and Xining, and salt extraction comparable to operations in the Tarim Basin. Contemporary development projects have engaged companies from the China National Petroleum Corporation and provincial enterprises to exploit mineral resources and promote tourism marketed through links to Qinghai Lake National Nature Reserve and cultural festivals involving Hui, Mongol, and Tibetan communities. Water diversion and reclamation plans referenced in provincial five-year plans have involved agencies such as the State Council and conservation groups including international researchers from World Wildlife Fund collaborations.
The lake and surrounding steppe host migratory bird populations protected under designations by the Ministry of Ecology and Environment and conservation NGOs, including important staging grounds for species monitored by Ramsar Convention frameworks and studies by BirdLife International. Notable fauna and flora include populations of bar-headed goose documented by Cornell Lab of Ornithology research, endemic fishes studied by the Institute of Hydrobiology, CAS, and steppe communities with ties to alpine meadow ecosystems researched by University of Oxford and Chinese Academy of Agricultural Sciences. Ecological pressures from eutrophication, invasive species, and hydrological alteration involve mitigation efforts coordinated with international teams from United Nations Environment Programme.
Transport links developed since the mid-20th century include road and rail corridors connecting Kokonor to Xining, Lanzhou, and the broader Qinghai–Tibet Railway corridor, facilitating freight and passenger movement integral to regional integration under projects promoted by the National Development and Reform Commission. Airports serving the region include Xining Caojiabao International Airport, while provincial highways and tourism infrastructure support sites managed by the Qinghai Provincial Department of Culture and Tourism. Strategic infrastructure initiatives have involved planning units associated with the China Railway corporation and environmental impact assessments by academic partners such as Shanghai Jiao Tong University.
Category: Lakes of Qinghai Category: Tibetan Plateau ecology