Colombia shipping channel endangers unique reef

An old and unique reef off the coast of Colombia could be wiped out by government plans to build a deep-water shipping channel in the area.

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    Studies show that about a quarter of the world's coral reefs are dying and another two-thirds are seriously under threat.

    An old and unique reef off the coast of Colombia could be wiped out by government plans to build a deep-water shipping channel in the area.

    Al Jazeera's Alessandro Rampietti reports from Cartagena Bay.


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