The 2024 Hajj pilgrimage has been overshadowed by disaster and tragedy, with the death of at least 900 pilgrims, mostly due to heat exhaustion and related complications.
As climate change makes smog and bushfires more common, people will die from air pollution at increasingly high rates – especially in densely populated cities.
Rising costs of living and airfares point to long-haul travel being affordable for fewer people. It also might re-shape the way we think about tourism.