20.000 liters of air is what we breathe on a daily basis. Air is something most people take for granted, you don’t see it around you and breathing goes automatically. But every time we inhale we risk inhaling dangerous chemicals which found their way in our air. Air pollution is the presence of dangerous chemicals in the air that we breathe. It is a change in the air which influences humans health and organism on the planet. Many think that `gases'' pollute the air, those gases go under the names of CFCs, carbon monoxide, and sulfur dioxide. Emissions of carbon monoxide are especially dangerous.
Schematic drawing, causes and effects of air pollution: (1) greenhouse effect, (2) particulate contamination, (3) increased UV radiation, (4) acid rain, (5) increased ozone concentration, (6) increased levels of nitrogen oxides. Source Wikipedia.com
In periods of heavily air pollution there will be no rainfall. The sky will not produce it and the heat will therefore won’t go away. Transport and large industries are always seen as the causes of those pollutants. It is not only bad for humans, plants and animals, it is also said to be harmful for buildings. Buildings become discolored when being disposed for a long time to pollutants. But air pollution is not only a outdoor problem, it occurs indoor as well. Like earlier said is air pollution not only a problem for people’s health but also for earth’s ecosystems. Almost every large city in the world has a poor air quality, Even though Penang is a small city it’s no exception in this list. Air pollution is a problem which goes back in history for a long time, and it’s not something which can be dealt with easily.
The first step in reducing air pollution is to understand its causes.
While we know the river pollution in Penang is caused by garbage and dirt, the air pollution has many other causes. Industrial fumes and motor vehicles emissions cause the air to be polluted. In order to curb the bad