本月3日，紫金矿业位于上杭县的紫金山铜矿湿法厂发生污水渗漏事故，9100立方米废水外渗引发福建汀江流域污染，造成鱼类大面积死亡。
On July 3, about 9,100 cubic meters of waste water spewed from a blown-out sewage tank at a copper plant owned by Zijin into the Tingjiang River in Fujian, killing thousands of fish.
对金矿原矿沸腾焙烧系统重新核算后进行改造，成功地解决了环境污染问题，同时换热器的使用降低了煤耗，节约了能源。
The pollution of the raw gold ore roasting system has resolved successfully after re-design and modification on the other hand the usage of heat exchanger reduces the coal consumption.
混汞法提金工艺过程中添加的金属汞是某金矿区周围环境汞污染的主要来源。
Mercury, that was used to extract gold in amalgamation, is the main source of pollution of the mine environment.
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