:[[Environmental Defense Fund]] - [[NRDC|Natural Resources Defense Fund]]"<ref>[http://www.biosolidsinstitute.com/quotes/index.shtml Bio Solids - Notable Quotes], Accessed May 6, 2011.</ref>
EDF's [[Sean Crowley]] had the quote taken down, and he points out that there is no date or citation for the quote, which likely came from a consent decree among major environmental groups and the sewage sludge industry. While it is partnered with the world's largest sewage sludge company, [[Synagro]] of Carlyle Group, Crowley claims that EDF has not no position what so ever on the practice of using agricultural farms and gardens as waste dumps for [[sewage sludge]].
[[NRDC]], on the other hand, became a critic of sludge dumping in 2002 and 2003, based on the [[dioxin]] contaminants in sewage sludge.