What is the meaning of level IV emergency response to meteorological disasters?

According to the standard of disastrous weather and climate intensity and the degree of casualties and property losses caused by major meteorological disasters, major meteorological disasters are identified as four levels of early warning: general (level IV), major (level III), serious (level II) and particularly serious (level I): level I early warning: particularly serious (red).

Meteorological warning level The types of meteorological disaster warning signals have been increased from 3 to 10, and the familiar black typhoon warning signal will be withdrawn from the historical stage. The severity and urgency of disasters, the new version of meteorological disaster warning signals are generally divided into four levels (IV, III, II and I), representing general, heavier, serious and particularly serious respectively.

At the same time, it is marked in Chinese and English, which is consistent with all emergency treatment levels and colors in the country. The original black warning signal of typhoon, rainstorm and cold wave will become history, with red as the highest level, from the original "white, green, yellow, red and black" to the present "white, blue, yellow, orange and red"; The rainstorm warning signal and cold wave warning signal were originally divided into ten kinds of sudden meteorological disaster warning signals according to "yellow, red and black".

Extended data:

Meteorological disasters are the most frequent and serious natural disasters. China is one of the few countries with frequent natural disasters in the world. There are many kinds of disasters and the losses are very serious.

Every year, disasters such as drought, flood, typhoon, rainstorm and hail are endangering people's lives and property, and the national economy is also suffering huge losses. Moreover, with the rapid development of economy, the losses caused by natural disasters are also on the rise, which directly affects social and economic development.

16 warning signals of sudden meteorological disasters: typhoon, rainstorm, blizzard, cold wave, gale, sandstorm, high temperature, drought, lightning, hail, frost, fog, haze, road icing, thunderstorm and gale, forest fire.

Local people's governments at all levels should strengthen the infrastructure construction of early warning signals, establish smooth and effective channels for the release and dissemination of early warning information, expand the coverage of early warning information, and organize relevant departments to establish emergency mechanisms and systems for meteorological disasters.

Management units of schools, airports, ports, stations, highways, tourist attractions and other crowded public places shall set up or use electronic display devices and other facilities to spread early warning signals.

References:

Baidu Encyclopedia-Meteorological Disaster Warning Signal