Editorial: Nanotechnology for Sustainable Development: Retrospective and Outlook.- Part I Water Purification.- Ionic Transport in Nanocapillary Membrane Systems.- Nanofiltration Membranes Based on Polyvinylidene Fluoride Nanofibrous Scaffolds and Crosslinked Polyethyleneimine Networks.- Composite polyester membranes with embedded dendrimer hosts and bimetallic Fe/Ni nanoparticles: Synthesis, characterisation and application to water treatment.- A new approach for determination of fouling potential by colloidal nanoparticles during reverse osmosis (RO) membrane filtration of seawater.- Multiwalled carbon nanotubes decorated with nitrogen, palladium co-doped TiO2 (MWCNT/N, Pd co-doped TiO2) for visible light photocatalytic degradation of Eosin Yellow in water.- Synthesis and characterization of carbon-covered alumina (CCA) supported TiO2 nanocatalysts with enhanced visible light photodegradation of Rhodamine B.- Improvement of the structural, morphology, and optical properties of TiO2 for solar treatment of industrial wastewater.- Shape controlled synthesis of a-Fe2O3 nanostructures: Engineering their surface properties for improved photocatalytic degradation efficiency.- Protein-functionalized magnetic iron oxide nanoparticles: Time efficient potential-water treatment.- Fabrication of Amine Functionalized.- Magnetite Nanoparticles for Water Treatment Processes.- Manganese-incorporated iron(III) oxide–graphene magnetic nanocomposite: synthesis, characterization, and application for the arsenic(III)-sorption from aqueous solution.- Arsenic Removal by Magnetic Nanocrystalline Barium Hexaferrite.- Removal of heavy metals from aqueous solutions using Fe3O4, ZnO, and CuO nanoparticles.- Kaolin-supported nanoscale zero-valent iron for removing cationic dye-crystal violet in aqueous solution.- Aqueous Phosphate Removal using Nanoscale Zero-valent Iron.- Part II Clean Energy and Greenhouse Gas Management.- Poly(vinyl chloride)-g-Poly(2(dimethylamino ethyl methacrylate) graft copolymer templated synthesis of mesoporous TiO2 thin films for dye-sensitized solar cells.- SnO2, IrO2, Ta2O5, Bi2O3, and TiO2 Nanoparticle Anodes: Electrochemical Oxidation Coupled with the Cathodic Reduction of Water to Yield Molecular H2 SnO2, IrO2, Ta2O5, Bi2O3, and TiO2 Nanoparticle Anodes: Electrochemical Oxidation Coupled with the Cathodic Reduction of Water to Yield Molecular H2.- Nanotechnology Convergence and Modeling Paradigm of Sustainable Energy System using Polymer Electrolyte Membrane Fuel Cell as a Benchmark Example.- Preparation of proton conducting membranes containing bifunctional titania nanoparticles.- Local intermolecular interactions for selective CO2 capture by zeolitic imidazole frameworks: Energy decomposition analysis.- Thermally Rearranged (TR) Polymer Membranes with Nanoengineered Cavities Tuned for CO2 Separation.- Part III Sustainable Materials and Manufacturing.- Recovery of silica from electronic waste for the synthesis of cubic MCM-48 and its application in preparing ordered mesoporous carbon molecular sieves using a green approach.- Electrochemical synthesis of gold nanorods in track-etched polycarbonate membrane using removable mercury cathode.- Filtration Behavior of Silver Nanoparticle Agglomerates and Effects of the Agglomerate Model in Data Analysis.- Sustained Release of Fungicide Metalaxyl by Mesoporous Silica Nanospheres.- Nanotechnology and Clean Energy: Sustainable Utilization and Supply of Critical Materials.- Nanomanufacturing and Sustainability: Opportunities and Challenges.- Part IV Societal Perspectives.- Nanotechnology for sustainability - What does nanotechnology offer to mitigate complex sustainability problems?.- Nanotechnology Policy in Korea for Sustainable Growth.