My broad topic is about pollution. So i narrow my topic - air pollution
Nowadays, When human has a high level of living, our earth has exhausted of many kinds of pollution, especially is air pollution, -one of the largest polluted sources come from three causes: growing urbanisation, increasing number of vehicles and deforestation by using fire. In this essay, we will look at these three causes of air pollution problem.
One of the main common causes of air pollution is an increase in urbanisation. A lot of people have moved from rural areas to urban areas because they want to look for better schools, hospital and services for themselves. As a result, the city population become overcrowded. Also, the level of air pollution increases in big cities.
A second cause of air pollution is an increase in the number of vehicles. The cost of motorbikes is very cheap and quite afforable for most families. For example: it is quite common for each families to have 3 to 4 motorbikes in the family. As the number of vehicles increases, the levels of air pollution increase.
A third major cause of air pollution is the clearing of forests using fire. In some countries where the population is booming people have to clear forests to make room for buildings, schools, hospitals and supermarkets. Using fire to clear forest is the cheapest available tool. As the result, the smoke which comes from fires, affects and pollutes our air quality.
In conclusion, Air pollution ‘s from 3 sources: urban growth, an increase in the number of mortobikes and clearing forests using fire. It’s the time for our government and us should take actions to protect environemnt for us and our future generations
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