China Ensures Blue Sky Days Over Beijing for APEC

The video discusses the efforts by central authorities to improve air quality in Beijing, including cutting production at steel mills, shutting down power plants, and limiting cars on the streets. These measures have resulted in a significant improvement in the air quality index, with a PM 2.5 reading of 3. However, visual evidence from a resident shows that blue sky days are rare, and natural weather patterns may challenge the government's efforts to maintain clean air for upcoming events like APEC.

In what ways might natural weather patterns affect the government's efforts to improve air quality?

What challenges does the Beijing government face in maintaining air quality for events like APEC?