Dealing with Our Excrement
A recent article "Sludge Happens: Recycling sewage into fertilizer might be making us sick. Why doesn't the EPA give a crap," in Mother Jones Magazine (http://www.motherjones.com/environment/2009/05/sludge-happens) came up on my radar. This article is one of many that raises questions regarding the impacts of land application of biosolids. Land application is the most economical avenue for getting rid of this sludge. Some experts claim that sludge is not good fertilizer and there are numerous health concerns with land application. Added to this problem is that after we invest hundreds of billions to increased biological nutrient reduction pollution controls placed on tens of thousands of wastewater plants, we greatly increase the volumes of biosolids. EPA should explore greater pollution prevention controls to best address the land application of biosolids. This is warranted since improper sludge application has caused problems throughout the world. Promoting best manag...