Catalyst - Season 17, Episode 35 (Coral Bleaching)
In this confronting special, Catalyst explores the lethal threat of coral bleaching to the Great Barrier Reef, and the challenges we all face to protect this global treasure. #ABCcatalyst
Catalyst was broadcast on ABC at Wednesday 17 April 2019, 11:00.
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Catch up TV on Catalyst. Watch the latest and all other episodes of Catalyst now online, broadcasted on ABC1. Catch up on your favorite ABC1 TV show: Catalyst. Replay tv on its best! Australia's premier science investigation series.