The reefs are centres of evolution as well as biodiversity.From The BBC:
Coral reefs give rise to many more new species than other tropical marine habitats, according to a new study.
Scientists used fossil records stretching back 540 million years to work out the evolution rate at reefs.
They report in the journal Science that new species originate 50% faster in coral reefs than in other habitats.
The team says its findings show that the loss of these evolution hotspots could mean "losing an opportunity to create new species" in the future.
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