Nowadays, pollution is a popular term with everyone in the world and air pollution is one type of pollution. The definition of air pollution is one such form that refers to the contamination of the air, irrespective of indoors or outside. A physical, biological or chemical alteration to the air in the atmosphere can be termed as pollution. There are some main reasons which cause air contamination such as burning of fossil fuels, agricultural activities, exhaust from factories and industries, mining operations, and indoor air pollution. Air pollution always has bad effects on our life. Harmful gases, dust, and smoke enter into the atmosphere and make it difficult for plants, animals and humans to survive. We also can see some examples of the result of air contamination which occurs around us as global warming, acid rain, and depletion of ozone layer. The effects of air pollution are alarming, so governments over the world should have suitable policies of protecting the environment, especially air quality to create a clean world for our generation in the future.

Air pollution has a great effect on the respiratory system of the whole person. Mineral spray from vehicles causes a lot of damage to the lungs. In addition, dust is the most toxic pollutant because it persists for a long time in the air and spreads very far. Due to its small size, if it enters the lungs deeply, blood will come out, respiratory samples, infertility...
Air pollution causes people to suffer from facial pain, headaches, heart disease... The most affected subjects are the elderly, pregnant women, disease carriers, children under 15 years old... Each group will be used other state and the level of the test.In addition, heat waves or sound also cause certain harm to users. The out of the right to the item for the tai but but give up the first, stress, prone to nervous tension…In addition, climate change causes the temperature to rise and fall abnormally with an increasing direction. This produces diseases such as foci of heat, rat heat, or even death.