Serious erosion of soil and water in refuse dump is key and main task of land restoration in open cast mine of steppe region, which induce salination and degradation of soil in surroundings.
英
美
- 露天礦排土場(chǎng)的嚴重水土流失,導致周邊土壤鹽漬化和草場(chǎng)退化,是草原露天礦區環(huán)境治理的關(guān)鍵和重點(diǎn)。因隨機排土,大部分排土場(chǎng)的表層土壤為深層綠色泥巖土,不適于植物生長(cháng),治理難度很大。
