"This trend has been driven by wider societal changes, such as the huge expansion of higher education, the turnover of generations, the rise of social media, and shifting issue priorities."
Travelers to Australia must comply with the quarantine requirements in the state or territory of their arrival, and any other state or territory to which they plan to travel.
The crash killed 42-year-old mother Nancy Lefrançois and her 11-year-old son Loïc Chevalier, who were travelling in a passenger vehicle struck in the collision.
