mpact of Modern Chemical fertilizers on soil

Day to day, due to the advancement in science and technology.. there are many inventions and revolutions.. In agriculture, The soil fertility is increased by using many chemical Fertilizers, these are a threat to the natural soil fertility. They just support the cultivation of a specified crop for single season, The next season, the soil fertility will be spoiled. Moreover there are lot of side effects due to these chemicals...

Yep.