General

The air quality index went from country-fresh to factory exhaust flume.

General

The air quality index went from "spring-bloom fresh" to "toxic soup swimming pool," and you took in great big mouthfuls because everyone needs to breathe.

General

Previous generations didn't need an air quality index because it was always good - everywhere.

General

That we even need an index for air quality should bring mature adults to some realisation that there are serious issues requiring their attention, serious problems to solve for the sake of the younger generation.