Images of New York enveloped in smoke from Canadian wildfires have shocked the United States, highlighting the unfamiliar challenge of severe air pollution for residents. Air quality alerts have been issued along the East Coast, prompting people to don N95 face masks once again.
This situation, uncommon outside of wildfire-prone states like California, has drawn attention to the ongoing battle against smog and air pollution in many Asian cities. The intense air pollution experienced in these cities, caused by smoke, gases, and industrial chemicals, could become more widespread globally as the climate crisis continues to worsen.
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