Explain how soil pollution and soil erosion could be prevented.
Soil pollution can be prevented by
•Avoid dumping of non-biodegradable wastes in the soil.
•Use of natural pesticides
•Recycling of waste should be done
•Avoid excessive use of pesticides and insecticides
Soil erosion can be done by
•Avoiding overgrazing of grassland
•Preventing cutting of trees
•Using step farming in hilly regions
•Afforestation