Knowra Sichuan Basin Sichuan Basin A lowland basin in southwestern China, enclosed by mountains and centered on Sichuan and Chongqing. Its humid climate, fertile soils, and dense settlement distinguish it from surrounding uplands.
Yangtze River : The longest river in Asia, flowing east across China to the East China Sea. The basin’s principal river outlet carries water east through the Three Gorges.
Chengdu Plain : A fertile alluvial plain in western Sichuan centered on Chengdu and irrigated by the Min River system. It is the basin’s major agricultural and urban core.
Sichuan Basin geological history : The sequence of sedimentation, uplift, and deformation that formed the Sichuan Basin and its surrounding highlands. Its long history explains the basin’s thick sedimentary layers and present-day mountain enclosure.
2008 Sichuan earthquake : A magnitude 7.9 earthquake that struck Sichuan, China, on May 12, 2008, causing extensive destruction and loss of life. The rupture occurred along the basin’s mountainous western margin, exposing the risks of its tectonic setting.
Min River : A major tributary of the Yangtze River in Sichuan, flowing past Chengdu before joining the Yangtze. It drains the western basin and feeds the irrigation system centered on Dujiangyan.
Sichuan cuisine : A regional Chinese culinary tradition known for bold flavors, including chili heat and Sichuan pepper’s numbing sensation. The basin’s crops, trade networks, and urban centers shaped a distinctive regional food tradition.
Sichuan Basin red beds : Red sedimentary rock formations widespread across the Sichuan Basin, deposited mainly during the Mesozoic. These formations give the Red Basin its name and contribute to its distinctive landscapes.
Three Gorges : A series of steep gorges along the Yangtze River in Hubei province, downstream of the Sichuan Basin. The gorges form the basin’s eastern river corridor and gateway toward central China.
Dujiangyan Irrigation System : An ancient, still-functioning water-control and irrigation system on the Min River in Sichuan. Its diversion works helped turn the basin’s western plain into productive farmland.
Chengdu : The capital of Sichuan province and a major city on the basin’s western plain. Its growth makes the western basin one of southwestern China’s largest urban concentrations.
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