Changes in ocean temperatures stress healthy corals, causing them to expel algae living in their tissues which drains them of their vibrant colours in a process known as bleaching. Photo: Handout
Australia’s Great Barrier Reef has lost half its corals in past 25 years due to climate change
- Scientists expect the corals to continue dying off unless Paris Agreement commitments to stem the increase in global temperatures are kept
- The reef, worth US$4 billion a year in tourism revenue for Australia before the coronavirus pandemic, is in danger of losing its World Heritage status
Changes in ocean temperatures stress healthy corals, causing them to expel algae living in their tissues which drains them of their vibrant colours in a process known as bleaching. Photo: Handout
