Ocean 'Dead Zones' Increasing WorldwideDate: 2008-08-21 Link: http://www.earthweek.com/2008/ew080822/ew080822b.html ![]() Earthweek - August 22, 2008 Maritime dead zones have expanded steadily over the past half-century, now creating environments where marine life cannot survive in 400 coastal areas of the world. |

