New South Wales has been gripped by a contamination crisis, with traces of bonded asbestos found in mulch spread across popular parks and schools.
The state's Environmental Protection Authority is now conducting the biggest investigation in its history, looking to lay criminal charges over the blunder.
Emily Baker and Emily Jane Smith take us inside a mulching facility and find out how the crucial testing will be conducted across Sydney.
Subscribe: https://ab.co/3yqPOZ5
ABC News Indepth takes you deeper on the big stories, with longform journalism from Four Corners, Foreign Correspondent, Australian Story, Planet America and more, and explainers from ABC News Video Lab.
Watch more ABC News content adfree on ABC iview: https://ab.co/2OB7Mk1
For more from ABC News, click here: https://ab.co/2kxYCZY
Get breaking news and livestreams from our ABC News channel: / newsonabc
Like ABC News on Facebook: / abcnews.au
Follow ABC News on Instagram: / abcnews_au
Follow ABC News on Twitter: / abcnews
Note: In most cases, our captions are autogenerated.
#ABCNewsIndepth #ABCNewsAustralia