In addition to erosion, another threat to soil is pollution resulting from human activities. Some of the major causes of soil pollution are shown below
Industrial waste
Some companies and people dispose of hazardous waste materials in an unsafe way.
Some fertilizers and pesticides contain hazardous materials and get deep into the soil
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Oil spills
Human waste
Humans make a lot of waste, and this waste often contains harmful or hazardous materials
that can harm the soil.
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