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ExplainerHow do crowd disasters like Indonesia’s football tragedy happen and can they be prevented?
- Fight-or-flight response triggered by radical change in environment, crowd density among key factors for disasters, experts say
- Assessment of potential risks, increasing education on how disasters occur part of multi-agency approach to prevention, analysts add
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The deaths of at least 125 people in Indonesia on October 1 was one of the world’s deadliest sporting stadium disasters in recent history.
For many, the tragedy was a stark reminder of the 1989 incident at Britain’s Hillsborough Stadium, in which an influx of people caused a severe crush that left 97 football fans dead.
More recently, a crowd crush during rap star Travis Scott’s Astroworld music concert in the United States killed at least eight people and injured dozens.
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The disasters are not always linked to high-energy sports events or music festivals – in 2015, at least 2,411 Muslim pilgrims died in a crush during the annual Hajj pilgrimage in Saudi Arabia and in 2008, 168 people were killed when thousands of Hindu pilgrims were caught in a panic at a temple in Jodhpur, India.
But what causes these major crowd disasters to happen? And how can they be prevented?
A slow build-up
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