Beijing’s yellow sand is coming again. What’s the crux?

The quality of the current weather is really worrying for people. In fact, this weather change has an inseparable impact on people's daily life. So for the recent yellow sand in Beijing Affected by the weather, yellow sand weather is coming again, so what exactly is causing such bad weather? Also, will people’s daily travel be affected? And this kind of bad weather really makes people very worried, so what is the reason for such a crux? Daily vehicle exhaust emissions

As for such a problem, the weather that people see really makes people’s travel very difficult, but this kind of weather is indeed related to people’s daily Traveling is relevant. Because now Beijing is already a very populous city. Many people work hard in Beijing and then settle in Beijing. Now Beijing has a population explosion, and this city is under pressure that it should not bear. Then in people's daily travel, people use vehicles more often, so the exhaust emissions are actually very uncontrolled. As the exhaust emissions increase, the weather will also be affected, causing the entire The weather in the city is in a hazy state, so this situation is likely to cause the impact of yellow sand, which is also an important reason for the yellow sand weather. People's overuse of vegetation

For such a relatively large-populated city, most of them are buildings, and there are not many trees nearby. So because of the large population , and then there will be more opportunities to use nearby vegetation, which will cause the nearby vegetation to be destroyed, and then nature’s self-protection mechanism will be gone, and now people can only face such an impact, Well, this is all due to human beings' excessive use, resulting in very little vegetation in the entire city, and the advantage of blocking the invasion of this yellow sand is gone, so humans can only bear the harm of this yellow sand.