Pollution in Taiwan can be bad; it is true. However, for those of you who have been away from North America for a while, things have changed. Dry summers have equalled summer fires almost everywhere. This.means very poor or quality for a significant part of the summer. Welcome to the brave new world where the previously “pristine” air of Canada is pretty bad.
Today in Winnipeg, Manitoba, Canada (it was so bad it reminded me of when we lived in China):