一、为什么要建立长江学(1) 建立长江学是由长江在我国的地位、作用决定的。长江是我国的第一大河,它源远流长、水量丰沛,自古以来就是我国人民赖以生存、繁衍和富强的重要地域。长江流域资源丰富,气候温和,土地肥沃。流域内粮食产量占全国40%以上;主要的矿产钨、锑、锡驰名世界,其它如铜、铝、锌、钴、钛、磷、铁、锰等的 First, why should establish the Yangtze River Science (1) The establishment of Yangtze River Science is determined by the status and role of the Yangtze River in our country. The Yangtze River is the largest river in our country. It has a long history and abundant water resources. Since ancient times, the Yangtze River has been an important area where our people depend for survival, multiplication and prosperity. The Yangtze River is rich in resources, mild climate and fertile land. The grain production in the basin accounts for over 40% of the country’s total. The major minerals such as tungsten, antimony and tin are famous in the world, while others such as copper, aluminum, zinc, cobalt, titanium, phosphorus, iron and manganese