Farmers in nick’s village are using excessive chemical fertilizers for increasing the productivity of their crops. nick and his team of other community activists are concerned that prolonged use of chemical fertilizers will impact the environment. how can excessive use of fertilizers affect the environment in a negative way?

The excessive application of fertilizers could affect the environment in a negative manner by disrupting the food chain.

Explanation:

The chemical fertilizers refer to the chemicals that comprise essential elements that are needed by the plants, which are not all the time found in the soil that helps in the growth of the plants. However, on the basis of the mentioned circumstance, the extreme application of fertilizers can affect the food chain of the agricultural ecosystem.  

As these fertilizers get accumulated in the food chain. These fertilizers can be venomous for the microbes that function as decomposers of the organic component found in the soil. The plants will captivate these harmful chemicals that further get transmitted to the herbivorous animals, insects, and eventually to humans.  

Thus, the toxicity of the chemical fertilizers will influence the size of the population of the vulnerable species. Hence, the whole food chain will get affected in this manner.