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People usually check if their keys, wallets and phones are with them before going out. But many people in China now have one more important thing to take－a mask(面罩). They hope that it can protect them from polluted air.
Since January, many cities in China have seen a lot of hazy(雾蒙蒙的) days.
In Beijing, only five days in January were free of smog. People in Xi'an saw a blue sky only one day in February.
An official for the Ministry of Environmental Protection toldBeijingNewsthat PM2. 5 pollution is the main problem with air pollution. PM2. 5 refers to pollution with small particles(颗粒) of 2. 5 micrometers or less in diameter(直径).
According to the Chinese Academy of Sciences, driving cars and burning coal are two major reasons for the air pollution.
Poor air condition is bad for people's health. It shows that from January 5th to January 11th, half of the patients in the internal medicine department (内科门诊) are there for breathing problems.
Air problems have influenced the whole nation.
The Chinese government said that they would work hard to solve the air pollution problems and give people a healthy living environment.
It calls on people to make full use of energy and cut down on energy use.
Don't often do outdoor sports. If you have to go out, wear a mask. Read the instructions carefully before putting one on. If you won't wear it in the right way, you may feel dizzy(头晕目眩的) and weak.
Wash your face and clean your nose as soon as you get home. It's the most important for us to walk out instead of driving a car.