We know bushfire smoke affects health, but the long-term effects are hazy
In previous years, Australians might have been exposed to bushfire smoke for a few days, or even a week. But this bushfire season is extreme in every respect.
Smoke haze has now regularly featured in Australian weather reports for several weeks, stretching across months in some areas.
What we considered to be short-term exposure, we must now call medium-term exposure.
Given this is a new phenomenon, we don’t know for sure