Question

What is air pollution and its effects and causes and results?

Answer 1

Air pollution is the presence of contaminants or substances in the air that interfere with human health or welfare, or produce other harmful environmental effects.

Answer 2

Air pollution is also a major concern of the world.

1) Air is polluted by gases and smoke emitted by industries and vehicles that run on fossil fuels like diesel, petrol, etc. that release smoke and harmful gases like hydrocarbons, nitrous oxide, carbon monoxide, sulphur dioxide, benzopyrene, carbon dioxide, etc. These harmful gases have been mixing with air continuously. So their proportion in the air has increased.

2) Due to deforestation on a large scale and also due to depletion of forest cover, the proportion of dust particles and CO2 floating in air has increased. This has led to the intense problem of global warming.

Effects of Air Pollution:

1) Air pollution cause diseases of throat and lungs such as asthma, breathing problems, lungs infections etc.

2) Dust particles floating in air lead to diseases like cough and cold and allergy.

3) Sometimes poisonous gases mix with rain drops and cause 'Acid rain', which is harmful to plants and animals.

4) All these issues have led to the intense problem of global warming.