Australia’s Great Barrier Reef, one of the most famous natural sites in the world, is suffering a mass bleaching event. Due to bleaching in 2016, 2017 and 2020, 66% of the reef’s coral was damaged. Bleaching occurs when rising ocean temperatures cause corals heat stress, and drain them of their colours. The UN threatened to lower the reef’s World Heritage ranking in 2015. Australia then poured billions of dollars into trying to better protect the reef. This year, the Australian government announced new funding to prevent the reef from being removed from the World Heritage list altogether. But now, over […]
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