Beijing has renewed “orange” alert level due enveloped the city smog

В Пекине обновили "оранжевый" уровень тревоги из-за окутавшего город смога

Weather station of Beijing on Sunday morning has again updated the second “orange” alert level due to the thick smog enveloped the Chinese capital.

A four-tier system for determining air pollution were introduced in China in 2013. According to the rules, municipal authorities announced a red alert, when heavy smog has lasted for more than three consecutive days, orange days, yellow to two days and blue one day. “Orange” level was declared in Beijing on 2-4 December. However, on Sunday morning, forecasters have again updated it.

As of 11:30 (5:30 GMT) Sunday, the concentration of fine particles PM2,5 in the air in the middle of Beijing amounted to 252 micrograms per cubic metre — 10 times above the safe (recommended by the world health organisation safe level is 25 micrograms per cubic meter). Currently, the visibility on the roads very low, the sky shrouded in a dense smog. Forecasters predict that the situation will improve on Monday evening under the influence of a cold front.

Authorities encouraged citizens to wear masks when going outside, to make up for the lack of calcium, consuming vitamin D, eat fish and drink more water. It is not recommended to go out to people with respiratory diseases and elderly people with problems of the cardiovascular system.

For the duration of the “orange” level of anxiety, typically in schools and kindergartens cancel outdoor activities around the city to stop construction work, vehicles, and prohibits the use of pyrotechnics.

The state of the environment in Beijing in recent years has become one of the most serious problems that have to deal with the Chinese authorities. At the end of last year in the capital of China has twice declared the highest “red” level alarm due to heavy smog.

The main sources of pollution in Beijing is considered to be road transport and the use of coal for heating in the suburbs of Beijing and in the Northern parts of the country. At the end of September this year, Beijing authorities announced that in 2017 will create around capital free from the coal zone, which will significantly improve air quality in the city.