Pollution Essay In Punjabi Language

Pollution Essay In Punjabi Language-32
Therefore, the concentration of these chemicals will increase when the transfer of these chemicals take place from lower to higher trophic level via the food chain.Hence, it will cause many metabolic and physiological disorders in humans.Therefore, it is very important to judiciously use pesticides because it contains lots of different harmful chemicals.

Therefore, the concentration of these chemicals will increase when the transfer of these chemicals take place from lower to higher trophic level via the food chain.Hence, it will cause many metabolic and physiological disorders in humans.Therefore, it is very important to judiciously use pesticides because it contains lots of different harmful chemicals.

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Soil contamination or soil pollution can occur either because of human activities or because of natural processes. The soil contamination can occur due to the presence of chemicals such as pesticides, herbicides, ammonia, petroleum hydrocarbons, lead, nitrate, mercury, naphthalene, etc in an excess amount.

The primary cause of soil pollution is a lack of awareness in general people.

Hence this led to the introduction of other harmful chemicals such as Aldrin and Dieldrin.

Pesticides are synthetic toxic chemicals that definitely kill different types of pests and insects causing damage to agriculture but it has many ecological repercussions.

However, everyone gradually the adverse effects of this chemical which led to the ban of this chemical in many parts of the world including India.

Moreover, pests became resistance to DDT due to the chemicals regular use.

Majority of the causes is related to manufacturing activities in chemical and industrial processes that are released in nature or environment.

Excessive use of inorganic nitrogen fertilizers leads to acidification of soil and contaminate the agricultural soil. The incorrect way of chemical waste disposal from different types of industries can cause contamination of soil.

The harmful effect of DDT and other chemicals led to the introduction of less persistent organic and more-biodegradable substance such as carbamates and organophosphates.

However, these chemicals act as harmful toxins for nerves, hence they are more dangerous to humans.

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