Traditional Culture Encyclopedia - Weather forecast - What does the smog red warning mean?
What does the smog red warning mean?
2. Early warning and grading of heavy air pollution? According to the prediction results of air quality, considering the degree and duration of air pollution, the early warning of heavy air pollution is divided into four levels, from light to heavy, blue early warning (early warning level 4), yellow early warning (early warning level 3), orange early warning (early warning level 2) and red early warning (early warning level 1). ? (1) blue warning (warning level 4): It is predicted that heavy air pollution will continue 1 day (24 hours). (2) Yellow warning (warning level 3): It is predicted that heavy air pollution will last for 2 days (48 hours). (3) orange warning (warning level 2): It is predicted that heavy air pollution will last for 3 days (72 hours). (4) Red warning (warning level 1): It is predicted that heavy air pollution will last for more than 3 days (more than 72 hours).
3 smog red warning and protective measures 1, reminding children, the elderly and susceptible people such as patients with respiratory tract, cardiovascular and cerebrovascular diseases to stay indoors as much as possible and avoid outdoor activities. ?
2, the general population should try to avoid outdoor activities, such as outdoor activities can take appropriate protective measures such as wearing masks.
3, environmental protection, health and family planning, education and other departments and district and county governments, respectively, according to the requirements of industry and territorial management, strengthen the publicity of emergency and health protection knowledge of heavy air pollution, organize experts to carry out health protection consultation and explain the protection knowledge.
4, medical and health institutions should strengthen the medical security of respiratory diseases and emergency work on duty.
Human health care in foggy days 1. Have a light diet and drink plenty of water.
The diet in foggy days should choose light and digestible foods rich in vitamins, drink plenty of water and eat more fresh vegetables and fruits, which can not only supplement various vitamins and inorganic salts, but also play a role in moistening the lungs, resolving phlegm, relieving cough, strengthening the spleen and tonifying the kidney. Eat less irritating food and eat more pears, loquats, oranges, oranges and other foods.
2. Do a good job in personal hygiene
Go to work or do other things in foggy weather. After returning home, do a good job of personal hygiene in time.
Don't wear contact lenses
Contact lenses are easy to cause corneal hypoxia, but in foggy days, because of the low air pressure, corneal hypoxia will be aggravated and the eyes will be dry and uncomfortable.
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