Sewage Sludge Management and Application in the Form of Sustainable Fertilizer

One of the most pressing environmental problems worldwide is sewage sludge (SS) management. Every year, wastewater volume increases and thus, amount SS produced as well. The disposal in landfills, practiced many countries, not a sustainable solution. Instead, SS, rich organic matter other nutrients, can be used an alternative soil additive or fertilizer. properties these materials depend on their chemical composition method treatment. Experience from number such US Europe, has shown that transformed waste into valuable resource, provided final product fulfils relevant regulatory standards. This review examines conversion to fertilizers, impact minimization, potential benefits agriculture.