The Yangtze River Basin is the origin of the world's rice cultivation.Rice,a unique species with great economic potentials,has been cultivated in China,which has provided abundant material and fa-vorable social conditions for the population reproduction and cultural inheritance of the Chinese nation.Through the interconnectivity and synergy between the north-south Grand Canal,ancient Jingzhou-Xiang-yang Trail,ancient Baoji-Chengdu Trail and the east-west ancient Tea Horse Trail,China has established a north-south and center-periphery dual circulation system and endogenous motivation mechanism.The ancient Silk Road has opened a window for China to external civilizations,having greatly facilitated the mutual learn-ing between civilizations.The Yangtze River Basin,the core area driving the dual circulation system,has made immeasurable contributions,making it a"historical geographical hub"of the Chinese nation.In the pro-cess of constructing Chinese modern civilization in the new era,it is necessary to transform the"historical geographical hub"into a modernized one;Ecological restoration and high-quality economic development shall be achieved through ecological protection of the Yangtze River;Mutual learning between civilizations,between the Yangtze River civilization and other major river civilizations worldwide,shall be further facilitat-ed through the construction of national parks with Yangtze River culture as their theme.
Yangtze Riverdual circulationhistorical geographical hubnational cultural parkYangtze River civilization
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