Question

Select a correct statement regarding mining.

• A. It causes soil erosion
• B. It contaminates groundwater and surface water
• C. It discards large amount of slag
• D. All the above

Answer 1

The correct option is D All the above

The environmental impact of mining includes erosion, loss of biodiversity, and contamination of soil, groundwater and surface water by chemicals from mining process. Mining causes environmental pollution because of the large amount of slag which is discarded for every tonne of the metal extracted. It is the extraction of valuable minerals from the earth usually from placer deposits.