Summary: of fertilizer in the Mississippi River watershed In other words after decades of effort and even some government spending the hypoxia low oxygen problem is getting worse Much worse The 2008 dead zone is likely to be even bigger than the 2007 version Dead zone Action plan The zone s average size 8 200 square kilometers between 1985 and 1992 has reached about 14
Image Dimensions: 545 x 315
Image originally found here.