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Researchers sampling coral colonies on Christmas Island (Kiritimati) in 2019.Kristina Tietjen Coral reefs serve important ecological functions, from providing habitat for countless species to protecting shorelines from erosion. Reef-dependent fisheries are also a vital source of food and income for hundreds of millions of people in tropical island nations where coral reefs are valued at $6.8 billion annually.  The pressing concerns of climate change have placed the long-term health of the world’s coral reefs in jeopardy. However, new research inspires hope as some corals managed to survive...

Some corals managed to survive a recent and globally unprecedented heatwave, according to new research. Coral reefs serve important ecological functions, from providing habitat for countless species to protecting shorelines from erosion. Reef-dependent fisheries are also a vital source of food and income for hundreds of millions of people in tropical island nations where coral reefs are valued at $6.8 billion annually. “Although this pathway to survival may not be open to all corals or in all conditions, it demonstrates an innovative strategy for survival…” The pressing concerns of clim...