Environment & Ecology · Environmental Studies
Soil is vulnerable to pollution from several sources such as atmospheric air pollutants leaching into groundwater, dumping of hazardous industrial waste, and salinization caused by evaporation of irrigation water containing salts. All of the following are given as causes of soil pollution EXCEPT:
- 1The dumping of hazardous waste
- 2The increasing amount of dissolved salts
- 3The decomposition of organic matter✓
- 4The leaching of air pollutants
Correct answer
The decomposition of organic matter
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