Air Pollution

       Air pollution occurs when the air contains gases, dust, or fumes  in harmful amounts. That is amounts which could be harmful to the health or comfort of humans and animals or which could cause damage to plants and materials.

      

       It is the contamination of the indoor or outdoor environment by any chemical, physical or biological agent that cause harm or discomfort to humans or other living organisms, or cause damage to the natural environment or built environment into the atmosphere.

      

       However, household combustion devices, motor vehicles, industrial facilities and forest fires are the common sources of air pollution. There are several main causes of air pollution, one of the main causes of air pollution is manufacturing. This source of pollution spews particulate matter and chemicals into the atmosphere. The exhaust from a factory includes, sulfur oxides, nitrogen oxides, carbon monoxide and dioxide, as well as volatile organic compounds and particulates.

       Air pollution is the problems that we all need to be concerned and be responsible about it, it can cause long-term and short-term health effects. It's found that the elderly and young children are more affected by air pollution. Short-term health effects include eye, nose, and throat irritation, headaches, allergic reactions, and upper respiratory infections. Some long-term health effects are lung cancer, brain damage, liver damage, kidney damage, heart disease, and respiratory disease.

        Human activities have been highlighted as the major causes of air pollution, especially in the cities. Causes of air pollution includes vehicles, domestic smoke and heating, aircraft pollution, outdoor fires, and incineration of waste.

        In conclusion, air pollution can be prevent by the effort of human being with some actions. For example, we can refuel the car in the evening instead of during the day, when heat allows emissions in the air and from gas to form ground-level ozone or avoid purchasing products that come in aerosol spary cans; try solid, gel and liquid forms instead. Human being should be responsible to help and prevent the air pollution in order to create a nice quality of air for everyone in the world.