groundwater pollution造句

The paper introduces the present situation of groundwater pollution and analyzes its causes in Qiqihar urban area. At last, it puts forward the way of sustainable utilization of groundwater.

EPA regulations provide for detection and correction of leaks in existing tanks and establish performance standards for new tanks. The aim is to avoid groundwater pollution.

From environmental geology point of view, the main route and patterns of groundwater pollution, and heavy polluted area in Jinan City have been analyzed.