After resources of mining cities are exhausted, derived disasters caused by mine exploiting will continue to take place for a long time, and will also form new disasters at the same time.
矿业城市资源枯竭后，矿山开采衍生灾害长时间继续发生，同时还会形成新的灾害。
Shanxi is rich in mineral resources, holds the very great proportion reserves in the national coal mine. Most of Shanxi cities are the mining cities.
山西是一个矿业资源丰富的大省，在全国的煤矿储量中占有非常大的比例，山西的城市绝大部分也是矿业城市。
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