Page last updated at 10:30 GMT, Tuesday, 28 April 2009 11:30 UK

Acidic oceans threaten sea life

Scientists are launching a multi-million pound programme to investigate the environmental impact of growing acidity levels in sea water.

They believe the world's oceans are becoming more acidic because of carbon dioxide in the atmosphere and they are predicting the end result could be a massive extinction of sea life.

Roger Harrabin reports.


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