泰兴是全国恶性肿瘤高发区 ,据 1999年对泰兴市 12 6万人口的调查 ,其肝癌的死亡率为 6 7 86 / 10万 ,比江苏省平均水平高出近 1倍。素有苏北的“化工之乡”之称。 90年代资料显示 ,其每年化工废水排放量高达 84 0万ｔ ,地面水和地下水非离子氨、总砷和高锰酸盐指数平均超标率 Taixing is a high incidence of malignant tumors in the country. According to a survey of 1.26 million people in Taixing in 1999, the death rate of liver cancer was 67.76 million per 100 000, which is nearly double that of the average level of Jiangsu Province. Known as northern Jiangsu’s “chemical town” said. The 90’s data show that its annual chemical wastewater emissions as high as 84000000 t, surface water and groundwater non-ionic ammonia, total arsenic and permanganate index average excess rate