title: Closing the phosphorus loop.
authors: Kris
authors: K
authors: Christen
mesh_terms: D003247:Conservation of Natural Resources / Q000379:methods / Q000639:trends*; D008906:Mining; D010758:Phosphorus; D012722:Sewage / Q000032:analysis*; D017640:Silicates; D014865:Waste Disposal, Fluid
chemical_list: D012722:Sewage; D017640:Silicates; D010758:Phosphorus