宁波鄞州创投工业园区重金属污染状况分析

Analysis on Heavy Metal Pollution in Soil of Yinzhou Venture Capital Industrial Park in Ningbo

为了探明宁波鄞州创投工业园区土壤重金属污染含量水平,分析与评价了其重金属污染状况。结果显示:从1983~2005年宁波市大多数重金属元素土壤背景值有显著增加,鄞州创投工业园区土壤中Pb和Cd分别是土壤背景值的40%和70%,造成轻微污染。从总体来看,鄞州创投工业园区土壤环境质量良好,但部分地方还是存在重金属超标,应引起高度重视。

This paper was aimedto learn the level of heavy metal pollution in soil of Yinzhou Venture Capital Industrial Park in Ningbo and to evaluate the safety quality for living.The investigationresults showeda significantelevationinthe background value of heavy metal in soil in 2005. The detection rates of lead and cadmium were 46% and 70% in soil of Yinzhou Venture Capital Industrial Park, which caused light pollution of soil. In general, the level of heavy metal pollution in soil of Yinzhou Venture Capital Industrial Park in Ningbo was all right, but some areas were found over-- limit, which should be paid high attention.