Traditional Culture Encyclopedia - Weather inquiry - What do you mean by the first-level response to heavily polluted weather?
What do you mean by the first-level response to heavily polluted weather?
The highest level of measures taken to reduce air pollution. When the air quality index exceeds 200, that is, the ambient air quality reaches the level of severe pollution and above, which affects people's normal life and harms their health, the government will start the red warning more than 24 hours in advance and take the first-level response to the heavily polluted weather.
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