Recently, we can see a hazy sky every day. Because of the increased volume of fine dust, the sky of the whole country is always foggy. The fine dust level reached "bad" or "very bad" levels. As the amount of fine dust increases, so does the risk of human health.

▲ the concentration of fine dust

From years ago, fine dust has been a serious problem for our health. The factors of fine dust are hazardous fumes that are emitted from many cars, exhaust gases from burning of fossil fuels, drifting and blowing dust, and many others. Fine dust consists of lumps of air pollutants, and it has so small particles. So, we cannot see them with our naked eyes. Especially, in capital areas, unusal high concentration of fine dust has been appearing. Other cities also have been suffering from fine dust problem.

▲ the picture of Seoul that is covered by fine dust

Breathing fine dust is very harmful for our health because it enters into our body through our bronchial tubes. So, it can cause respiratory diseases and asthma. Also, because of the invisible size of fine dust, it can enter through our alveolus and can cause cardiovascular disorders. When the fine dust comes into direct contact, it also raises irritation of our eyes and nose. According to the International Agency for Research on Cancer of WHO, they classified fine dust as a carcinogen. Therefore, fine dust is so dangerous to our body.

To prevent the fine dust from entering, many doctors said that we better not to breathe deeply on the streets. They said we should wear a mask that can block the particles of dust. That is to avoid us to breathe through our mouth because it cannot filter fine dust. Moreover, after we go out, we have to wash our hands and feet properly, and it is better to use artificial tears. Furthermore, they insisted that it is important to refrain from going out when the fine dust level is high.

▲ mask that can prevent fine dust

These days, there are many other articles about the high level of fine dust every day. In addition, there are many pictures of the whole cities with foggy skies. According to the Ministry of Environment, it is important to prevent the fine dust from entering our body because it is so harmful to our bodies.

March 3rd, Go Seohyun