explain any two harmful effects of agricultural practices on the environment
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1. Pesticides that are used to elimination of harmful insects, microorganisms and other pests which they mixing with soil, water, air and food, they cause to problems on the agricultural foods and affect both human health and natural balance so finally they become an environment problem.
2. Since agricultural pollution mainly impacts water systems and ground water, aquatic life forms are severely affected. The pesticides, and fertilizers can be absorbed by the aquatic life forms affecting their health and reproductive cycles.
1. Pesticides that are used to elimination of harmful insects, microorganisms and other pests which they mixing with soil, water, air and food, they cause to problems on the agricultural foods and affect both human health and natural balance so finally they become an environment problem.
2. Since agricultural pollution mainly impacts water systems and ground water, aquatic life forms are severely affected. The pesticides, and fertilizers can be absorbed by the aquatic life forms affecting their health and reproductive cycles.
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Answer:
1) Excessive use of fertilizer make the soil poor in nutrients and kill many useful microbes.
2) Excessive use of non-biodegradable chemical pesticides leads to biological magnification.
3) Extensive cropping causes loss of soil fertility.
4) Excessive use of groundwater for agriculture lowers water table.
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