This is an automatically translated article.
Ultrafine dust is not only a cause of climate instability but also has a significant impact on human psychology and health. In the current state of environmental pollution at an alarming rate, it is necessary to learn methods to protect health from the effects of fine dust in particular and polluted air.1. Causes of fine dust and air pollution
According to research results of experts, air pollution is caused by many causes, it can be from exhaust gases of vehicles, dust from industrial plants, construction sites or garbage. waste, forest fire...
Right in the capital Hanoi, recently there has been a stir because the statistics show that the environment is polluted beyond the threshold, alarming, and in danger of direct influence. to human health.
Especially the appearance of fine dust pm 2.5 and pm 1.0 (tiny dust particles, suspended in the air). When this amount of dust increases, it will make the air blurry and affect the visibility of road users.
Bụi mịn được hình thành như thế nào?
More dangerously, pm2.5 fine dust and pm1.0 superfine dust also increase the risk of diseases such as stroke, lung cancer, heart disease and respiratory diseases, promoting the progression of cirrhosis and increases the risk of metabolic disease and liver dysfunction in people with pre-existing liver disease.
2. Negative effects of fine dust on human health
PM2.5 fine dust, if combined with CO or SO2, NO2 a lot, it will prevent hemoglobin from combining with oxygen, causing body cells to lack oxygen and causing irritation to eyes, nose, throat, lungs... cause chronic bronchitis, impaired lung function and aggravate asthma and heart disease in patients.
In addition, pm1.0 ultra-fine dust is also capable of affecting DNA structure because the amount of oxygen supplied to the body is hindered and cells are damaged, if exposed to normal pm1.0 ultra-fine dust. Often, the patient is likely to have respiratory disease, affecting the nervous system, causing psychological illness and severely impairing memory.
Children are susceptible to the negative effects of polluted air because their immune systems are immature and not fully developed. According to statistics, in the same concentration of polluted gas, the amount of substances directly entering the body of children will be twice as high as that of adults.
Although it has been warned that pm2.5 dust and fine dust is exceeding the standard threshold and has the potential to adversely affect human health. However, until now, many people are still subjective and have no measures to protect their health from the negative effects of air and environmental pollution.
3. Effective way to fight fine dust and polluted air
Air pollution has no definite border, the dust, the pollution of the living environment and its consequences to the health of the whole community will only be solved when the awareness of the people and the community copper is increased.
To have a way to combat fine dust in the air, the "silent killer" that causes many deadly diseases, it is first necessary to understand its operating cycle, pm2.5 fine dust and pm1 superfine dust .0 tends to increase significantly during peak hours such as 7am to 8am and 6pm to 7pm. At noon from 13:00 to 24:00 and at night from 23:00 to 1 am, the direction of the decrease is lowest, in addition, the amount of dust also depends largely on the movement of traffic.
Làm sao để phòng chống bụi mịn pm2.5 và bụi siêu mịn pm1.0 trong không khí?
The fine dusts pm2.5 and superfine pm1.0 often appear in areas with construction works or road intersections with large traffic volume. Therefore, an effective way to prevent fine dust is to limit going to these areas during peak hours.
In addition, government agencies also need to take practical measures to help reduce environmental pollution, such as regulating vehicles participating in traffic at rush hour, increasing public transport, and minimizing traffic. machine, plant a lot of trees....
Wearing a mask is also a way to protect health from polluted air, a mask can partly block 10μm dust particles from entering the body through the respiratory tract. . Therefore, if it is necessary to go out, protect yourself by wearing a mask.
If possible, it is advisable to equip an air purifier in the home or office to help reduce pollution. At the same time, in the daily diet, add a nutritious diet, green vegetables and fruits containing vitamins A, C... to help strengthen the immune system and prevent respiratory diseases caused by dust caused.
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