Why did sandstorm weather in Beijing lead to the emergence of a blue sun?
I think the recent sand and dust weather has made many netizens feel very troubled. Sand cities have appeared in most areas of our country, and the impact on people's travel and respiratory tract is also relatively serious. When dust weather occurs, a blue sun appears in the sky, which arouses the curiosity of netizens. Such a spectacle is mainly due to the fact that the particles in the dust scatter and absorb the longer wavelength red light. , so the red light is reduced and the sun looks blue!
Severe sand and dust weather has a very serious impact on people’s travel, and may also make it even more difficult for some patients with rhinitis and some patients with respiratory problems to travel. Some areas in our country have also carried out Artificial snowfall is used to prevent the harm of sand and dust weather to people's travel. In this way, it also reduces the large amount of yellow sand floating in the air, effectively reducing the floating dust and making it easier for people to travel! First, large areas of ups and downs across the country have affected travel
It can be said that the occurrence of sand and dust weather has attracted much attention from netizens, because the cities and areas affected by this sand and dust weather are very large. Yes, almost most areas in our country have been affected by sand and dust weather. You can see the sky full of yellow sand. The substances floating in the air are also very harmful to the human body. Some schools have even closed classes. Decide.
The reason why the sand and dust weather in our country is so serious is mainly because the sand and dust weather in Mongolia is spreading to our country, and the sand and dust weather in Mongolia is extremely harmful, causing ten people to die Deaths and even the disappearance of many people have left tens of thousands of livestock still missing, and some houses have been destroyed. It can be said that the harm to Mongolia is extremely great!
Some yellow sand floating in the air and long distances are also very harmful to the human body. Therefore, many primary and secondary school students have also suspended classes, and a large number of people will wear masks when going out and take good care of themselves. protection! Second, take protective measures during sand and dust weather
Sand and dust weather is more harmful to the elderly, children, pregnant women, and people with respiratory and cardiovascular diseases, because during sand and dust weather, Some people who are sensitive to particulate matter are likely to suffer from chronic coughing and shortness of breath and chest tightness. If this happens, they should seek medical treatment in time, and people who are active outdoors should also protect themselves. For example, some sanitation workers and construction workers should wear masks and protect themselves!
In sandy and dusty weather, first of all, if you need to travel, you must wear a mask to prevent some dust and floating dust in the air from causing certain harm to the human body. Secondly, you can wear windproof glasses, which can also This prevents sand and dust in the air from entering people's eyes. Secondly, if your eyes feel uncomfortable, you can also drop some eye drops. Also, you can wear a hat when going out to protect your facial skin and vulnerable areas. After returning home, you should wash your face and brush your teeth promptly. If possible, you can also take a bath and clean your body!
Sandy weather is very harmful to the human body. If this happens, people may have dry skin and cracked lips. If you have a dry and itchy throat, you should drink more water and eat more. Vitamins to alleviate the damage caused by dust to the human body!