Oceans on the precipice: scientist warns of mass extinctions and 'rise of slime'

Human activities are cumulatively driving the health of the world's oceans down a rapid spiral, and only prompt and wholesale changes will slow or perhaps ultimately reverse the catastrophic problems they are facing.

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<p><a href="http://www.physorg.com/news137852628.html">Oceans on the precipice: scientist warns of mass extinctions and 'rise of slime'</a></p> <p>Human activities are cumulatively driving the health of the world's oceans down a rapid spiral, and only prompt and wholesale changes will slow or perhaps ultimately reverse the catastrophic problems they are facing.</p>