Catalyst: Coal Dust How the consequences of Australia's coal boom are choking the population of Newcastle, New South Wales

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Australia is among the world’s largest coal producers and exporters – not something to brag about when you account for the worrying health consequences in port cities such as Newcastle. Since the mining boom in the late 1990s, respiratory diseases such as asthma have been climbing sharply, largely attributed to dust particulates given off in the extraction and transportation of coal. Mark Horstman heads to Newcastle, New South Wales, and investigates the efforts that are underway to identify harmful concentrations of coal dust particulates.

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Journeyman Pictures brings you highlights from the cuttingedge science series, ‘Catalyst’, produced by our longterm content partners at ABC Australia. Every day we’ll upload a new episode that takes you to the heart of the most intriguing and relevant sciencerelated stories of the day, transforming your perspective of the issues shaping our world.