The acid mine drainage and heavy metal ions drained directly into the Hengshihe river, which affected the ecological environment around the mine and downstream of the river severely.
采选产生的酸性废水携带浸滤出的重金属离子流入横石河，严重影响矿区及其下游的生态环境。
The exploitation of metal and nonmetal ore, or open mine and underground mine, all does tremendous and ever-lasting effect on its geo - ecological environment.
无论是金属矿还是非金属矿的开发，无论是露天开采还是地下开采，矿业开发对其所处的地质生态环境都会产生巨大而深远的影响。
The protection and recovery of ecological environment after exploited thecoal mine is an important problem.
矿区开发后生态环境的保护和恢复是一个重要问题。
During the exploitation of iron mine, its land is destroyed seriously, and the ecological environment of the mining area is changed.
铁矿开采过程中严重地破坏土地，改变了矿区的生态环境。
With the strength of mineral resources development is larger and larger, it is highlight day and day that the mine area geological environment problems affect on the quality of the ecological one.
随着矿产资源开发强度越来越大，矿区地质环境问题对生态环境质量的影响日益突出。
Yanzigou gold mine in Danba is located in western Sichuan plateau and the up stream of nature reserve area of Dadu River, where the ecological environment is very vulnerable.
四川丹巴燕子沟金矿位于川西高原，地处大渡河上游的自然保护区，生态环境脆弱。
Yanzigou gold mine in Danba is located in western Sichuan plateau and the up stream of nature reserve area of Dadu River, where the ecological environment is very vulnerable.
四川丹巴燕子沟金矿位于川西高原，地处大渡河上游的自然保护区，生态环境脆弱。
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