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Coral reefs cover less than 0.1% of the world's ocean surface but provide a home for at least 25% of all marine species. There are more than 2000 species of coral in the world, and most are found ...

What would happen if all the coral reefs died off? Coral reefs are filled with colorful ocean life. But they're in danger of dying off. The planet has already lost 50% of its coral in the last 30 ...

Coral reef ecosystems are generally high in biodiversity, most often found in shallow tropical seas, and are threatened by factors including ocean acidification, global warming and sea level rise.

A partnership to safeguard globally significant coral reefs. © Paul Mckenzie / WWF-HK Coral reefs cover less than 0.1% of our ocean, but they are home to 25% of its ...

which make this an ocean on the edge. The marine diversity found on coral reefs supports a billion people yet 25 per cent of the world's reefs are at risk and around a third of Indian Ocean coral ...

Ocean Park Hong Kong has launched a coral restoration centre to rebuild reefs in the city’s southern waters while educating the next generation about marine conservation. The new facility ...

Sky News has been granted rare access to one of the world's most heavily protected coral atolls. Aldabra, a remote island in the Indian Ocean, is a UNESCO world heritage site and is at the centre ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. A guitar-shaped ...

This relationship between the zooxanthellae and the coral polyps is an excellent example of a mutually beneficial relationship, also known as symbiosis. Although they occupy less than 0.1% of the ...

The fragile nature of coral reefs leaves them hypersensitive to climate change, but ecosystems above ground and beneath the ocean will also be vulnerable to rising temperatures in the coming years ...