We've petitioned, protested, lobbied and in the end it happened.
The city is Zenica in Bosnia and Herzegovina.
In the end, as success can often be, it was so anti-climatic (no pun intended). One year it just got better, we felt it and went on with our lives.
Somebody I know took a walk outside last night in Seattle area and reported back to me that they felt something off in the air they breathed, said it kind of burned, but it might have been their imagination. The AQI was nearly 300 yesterday.