Australia’s Great Barrier Reef is currently suffering a mass coral bleaching event driven by climate change and El Niño temperature rises. This is the fifth bleaching event in just eight years! In the latest episode of A Sea of Hope, Paul Nicklen and Cristina Mittermeier explore this issue together with world leading scientists that specialise in Australia’s unique ocean and coastal ecosystems. They highlight the significance of coral reefs, the threats they face, and the dedicated efforts of those working tirelessly to protect them. Head over to the SeaLegacy YouTube channel to watch the episode.