OOIR: Observatory of International Research

Papers

(The H4-Index of Water Air and Soil Pollution is 42. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2022-06-01 to 2026-06-01.)

Article	Citations
Record of Pre-neutralized H2SO4 Implied in the Results of Four-Stage and Five-Stage Paralleled Filter Pack Observations on the Western Edge of Japan	534
Combined Effects of Biochar-Sedum plumbizincicola on Cadmium Concentration in Cd-Contaminated Limestone Soil and Cadmium Absorption in Lactuca sativa	341
Modified Cellulose Derived from Corncob for Removal of Cu2+ and Ni2+ from Aqueous Solution	182
Metaldehyde Transport Processes in a Water Abstraction Catchment in Essex, Southeast England	155
Dewatering of High Organic Sludge by Biochemical Conditioning Combined with Vertical Filter Press: a Case Analysis	154
An Investigation on the Importance of Initial Loading in the Removal of Nutrients from Liquid Digestate Through Sorption and Nutrient Recovery from the Solid Phase To Be Used as Fertilizer	143
Seasonal and Spatial Variations in the Presence of Giardia and Cryptosporidium in Rural Drinking Water Supply Systems in Different Municipalities of Antioquia, Colombia	135
Co-Transportation of Zn (II)–Ni (II) and Inorganic Soil Colloids in Saturated Porous Media: Effects of Flow Rate, Solution Chemistry, Colloid Concentration and Porous Media	107
Integrated Evaluation of Potential Trace Elements and Pollution Indices in Wadi El-Natrun Saline Lake, Egypt: A Multidimensional Approach to Aquatic Ecosystem Health	89
A Comparative Study: Evaluation of Wastewater Suspensions Flocculation Performance Using Laboratory Graduated Cylinder and Jar Test Methods	84
Superhydrophilic/Superoleophobic Mesh/Chitosan-MnO2 Membrane for Robust and Highly Efficient Separation of Oil-in-Water Emulsions	78
Composites of Alkaline Minerals and Biochar—a Savior for Acidic Soils	72
Alkaline-Pretreated Banana Peel Fermentation Hydrolysate as a Novel Carbon Source for Enhanced Denitrification: Performance, Optimization, and Microbial Community Dynamics	66
Functional Trait Analysis and the Multi-metric Integrity Model, Based on Stream Fish Indicators, and Their Relations to Chemical Water Quality	66
Activation of Peroxymonosulfate by Magnetic MnFe2O4/MWCNT Toward Rhodamine B Degradation: Efficiency, Mechanism and Influencing Factors	66
Catalyzing the Hydrogenation of Nitro Group to Amino Group using Greenly Synthesized Fe3O4 Nanoparticles for Water Purification	63
Decontamination of Cobalt-Polluted Soils Using an Enhanced Electro-kinetic Method, Employing Eco-friendly Conditions	60
Effects of Salinity and Cadmium Interactions on Cadmium Accumulation in Rice Grains and Associated Human Health Risk	60
Synthesis and Characterization of WO3/CAU-17 Composite and its Photocatalytic Activity Evaluation in the Degradation of a Fluoroquinolone Mixture	58
Durable Catalytic Ozonation of Benzotriazole by CuCe Doped Ceramsite: Performance and Mechanism	58
ZnO Nanoparticles Modified by Magnetic Carboxymethyl Starch for Effective Photocatalysis of Organic Dye Degradation	57
A Comparative Study on Contamination Assessment and Source Determination of Typical Industrial and Ecological Zones in Guangdong Province, China	56
Behavior of Lanthanides in Soils: Praseodymium as a Particular Case	54
A Potential Inhalation Risk to Daily Commuter: Mobile Monitoring of Black Carbon during Journey in Traffic Emissions	54
Assessment of Water for Different Uses at Some Localities of the Dakhla Oasis, Western Desert, Egypt	53

Treatment of Dyes Wastewater by the Catalytic Wet Persulfate Oxidation Process in Reactors Using Red Mud Combined with Biochar as Catalyst	52
Surface Dust Contamination in Small Urban Parks: The Role of Spatial and Physicochemical Drivers in Toxic Elements Accumulation	52
Comprehensive Risk Assessment of Heavy Metals in Topsoil and Their Risks to Human Health and Ecosystem in Zanjan Mineral Province, Western Iran	51
Assessment of Groundwater Quality Using Statistical and Hydro-Chemical Approaches: A Case Study of Mahoba District, India	50
Cyanotoxin Monitoring and Detection Using Passive Sampling Application	49
Removal of COD and Color from Textile Wastewater by the Fenton and UV/H2O2 Oxidation Processes and Optimization	48
Synthesis and Application of Two-dimensional Layered Double Hydroxides Nanocomposite Functionalized with Titanium Dioxide (LDH@TiO2) in the Removal of Orange Acid Dye from Aqueous Solutions: Thermodyn	47
Pretreatments Behavior of Municipal Solid Waste Incineration Fly Ash Using Different Alkaline Reagents	47
Cationic Dye Removal (Methylene Blue) from Aqueous Solution Using the Ecologically Friendly Alginate/Hydroxyapatite/Graphene Oxide Nanocomposite Hydrogel Beads	47
Preparation of Mg(OH)2 Microsphere by Gas-Continuous Impinging Streams for Congo Red Absorption Removal	46
Efficient and Low-Cost Surfactant-Assisted Solid Phase Extraction Procedure For Removal Of Methylene Blue Using Natural Dolomite	45
Methanogenesis Suppression During Pharmaceutical Wastewater Treatment in Ceramic Separator Microbial Fuel Cell	45
Stabilization of Copper, Lead, and Zinc in Copper Smelting Slag Tailings by Sulfate-reducing Bacteria Using Typical Industrial By-product Gypsum as a Sulfur Source	45
Evidence of Soil Microplastics Inhibiting the Germination of Commercial Coriander Seeds Under Field Conditions	44
Ultra-Efficient Removal of Mercury from Contaminated Water using Selected Phenylimidazole Derivatives	43
Potential Impact of Heavy Metals and Microplastics in River Ecosystem on Aquatic Organisms and Human Health, and Sustainable Mitigation Approaches	42
Nitrogen-Riched Functional Cellulose Enhanced the Removal of Pb(II) from Water	42
Changes in Tillering, Nutritional Status and Biomass Yield of Panicum maximum Used for Cadmium Phytoextraction	42