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Ecoenvironmental geology—a rising branch of earth science during the 21st century
lin jingxing 1; 2 ; zhang jing 1 ; shi shiyun 3 ; ju yuanjing 2 ; lin fang 1(1.institute of hydrogeology and environmental geology; chinese academy of geological sciences(cags); shijiazhuang050061; hebei; china; 2.research centre of contemporary ecoenvironmental geology; institute of geology; cags; beijing100037; china; 3.institute of rock and mineral analysis; cags; beijing100037; china)
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