In many cities, the battle against smog is a battle against windmills. Change is slow, and the effects of breathing in toxic substances are frightening. So far, smog warning, a modern warning system, which informs citizens that it is better to stay at home or to wear a mask, has worked best - https://airly.org/en/smog-alarm-air-pollution-alerts-and-notifications/.
Joined May 2022
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