http://www.bbc.co.uk/news/science-environment-24369244
3 October 2013 Last updated at 01:19 ET
By Roger Harrabin Environment analyst 
Corals are likely to suffer as a result of the changes to our oceans
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The health of the world’s oceans is deteriorating even faster than had previously been thought, a report says.
A review from the International Programme on the State of the Ocean (IPSO), warns that the oceans are facing multiple threats.
They are being heated by climate change, turned slowly less alkaline by absorbing CO2, and suffering from overfishing and pollution.
The report warns that dead zones formed by fertiliser run-off are a problem.
It says conditions are ripe for the sort of mass extinction event that has afflicted the oceans in the past.
…(read more).
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