Marine dead zones set to expand rapidly
Marine dead zones set to expand rapidly By Quirin Schiermeiernaturenews.com; 14 November 2008http://www.nature.com/news/2008/081114/full/news.2008.1230.html Rising levels of carbon dioxide could increase the volume of oxygen-depleted 'dead zones' in tropical oceans by as much as 50% before the end of the century — with dire consequences for the health of ecosystems in some of the world's most [...]