81.\T3.3 + 13.33 + 31.13 + 13.31 + 1.3 = ? 1) 64.31\T2)\T62.37\T3) 64.47 4) 62.17\T5)\Tnone Of These
81. 3.3 + 13.33 + 31.13 + 13.31 + 1.3 = ? 1) 64.31 2) 62.37 3) 64.47 4) 62.17 5) None of these
2.) 62.37 is the answerWhat Have You Done To Rehabilitate The Land After Mining?
What have you done to rehabilitate the land after mining? Mineral Resources: Rehabilitating Land After Mining: Answer: Rehabilitating Land After Mining: Use biosolids. Establish new growth as quickly as possible and allow any land destroyed by mining to be put to better use for forestry or grazing purposes. Transform unwanted matter that would otherwise be incinerated to pollute the air or discharged into the ocean to pollute the sea into a valuable resource for the environment and economy. Explanation: By loading replaced topsoil with nutrients , post - mining plant growth can be quickened and the severe environmental effects of the mining process can be greatly reduced. As mining operations are completed, changes in topography and stripping of vegetation can lead to significant soil erosion not only washing precious nutrients away and clogging up waterways with run-off, but also creating unsightly and unusable heaps of dirt . This is why rehabilitation of mining sites is...
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