Alocal farmer uses chemical fertilizers in his farm. the runoff from the farm pollutes a river which supplies drinking water in the location. this causes serious health problems among people in the location. which of these is the best method to solve this problem?

Change the chemical being used in the fertilizer

Instead of using npk commercial fertilizers that are available in the market, a natural compost can not just improve yield but also prevent soil erosion and pollution that chemical fertilizers can be the cause of. Making the farm more accessible to biological pest control can also make the soil more fertile

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