LAND DEGRADATION DUE TO MINING AND ITS REMEDIAL .
The coal mines of Coal India Limited (CIL) removed about 500 million cubic m (Mcum) of overburden (OB) to produce 260 mt of coal in 200304 at an average stripping ratio of cu m of OB against per tonne of coal production [4]. As demand for coal increases to meet the country's energy requirement, the coal companies are digging deeper and deeper and even opting for lower grades of coal ...
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