OOIR: Observatory of International Research

Papers

(The TQCC of Sustainable Environment Research is 9. 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 2021-04-01 to 2025-04-01.)

Article	Citations
A review on the thermochemical reaction mechanisms for distiller pyrolysis process	141
Structure and photocatalytic activity of maleic anhydride-functionalized TiO2 nanoparticles by a simple method	59
Nb2O5 monolith as an efficient and reusable catalyst for textile wastewater treatment	39
Recovery of cobalt and copper from single- and co-contaminated simulated electroplating wastewater via carbonate and hydroxide precipitation	38
Enhancing solar still performance with Plexiglas and jute cloth additions: experimental study	35
Chitosan impregnation of coconut husk biochar pellets improves their nutrient removal from eutrophic surface water	34
Comprehensive nontargeted analysis of fluorosurfactant byproducts and reaction products in wastewater from semiconductor manufacturing	30
Synergizing MBR and MCDI systems as a sustainable solution for decentralized wastewater reclamation and reuse	30
Chemotherapeutic drugs in Lebanese surface waters: estimation of population exposure and identification of high-risk drugs	28
Microbial community dynamics in electroactive biofilms across time under different applied anode potentials	28
Optimization and kinetics studies of biodiesel synthesis from Jatropha curcas oil under the application of eco-friendly microwave heating technique: an environmentally benign and sustainable bio-waste	25
Photocatalytic degradation of azithromycin formulation in aqueous solution by doped titanium dioxide/fiberglass-rubberized silicone photocatalytic membrane	24
Machine-learning-estimation of high-spatiotemporal-resolution chlorophyll-a concentration using multi-satellite imagery	23
Efficient isolation of keratin from protein-rich waste biomass: a practical approach to minimize environmental impact and valorize waste biomass	23
Efficient chemical stabilization of tannery wastewater pollutants in a single step process: Geopolymerization	20
Hollow and oval-configured ultrafine Co3O4 as a highly-efficient activator of monopersulfate for catalytic elimination of Azorubin S	18
Co-cultivation, metal stress and molasses: strategies to improving exopolymeric yield and metal removal efficacy	17
Enhanced photocatalytic performance of Nb doped TiO2/reduced graphene oxide nanocomposites over rhodamine B dye under visible light illumination	16
Performance and control of a reverse osmosis unit integrated with Pelton Wheel to supply emergency electric loads under various operating conditions	16
Characteristics and kinetics study of spherical cellulose nanocrystal extracted from cotton cloth waste by acid hydrolysis	16
Tracing industrial pollution: unveiling environmental health via insects’ biomarkers	16
Synergistic degradation of Methylene Blue by novel Fe-Co bimetallic catalyst supported on waste silica in photo-Fenton-like system	16
Optimization of metal dopant effect on ZnO nanoparticles for enhanced visible LED photocatalytic degradation of citalopram: comparative study and application to pharmaceutical cleaning validation	15
A novel multicriteria assessment framework for evaluating the performance of the EU in dealing with challenges of the low-carbon energy transition: an integrated Fermatean fuzzy approach	15
Adsorption properties of sugarcane bagasse and corn cob for the sulfamethoxazole removal in a fixed-bed column	15

Biochar synthesis from mineral and ash-rich waste biomass, part 2: characterization of biochar and co-pyrolysis mechanism for carbon sequestration	14
Volatilization of benzene on soil surface under different factors: evaluation and modeling	13
Co-thermal degradation characteristics of rice straw and sewage sludge	13
Measuring circularity potential for medical waste management – a dynamic circularity performance analysis	13
Hazard ranking of wastewater sources in a highly polluted river in northern Taiwan by using positive matrix factorization with metal elements	11
Labile graphitic monolayers as a partition phase for containment of organic chemicals by graphene-based nanomaterials	11
Food waste supply and behaviour towards its alternative uses in Kampala city, Uganda	11
Assessment of 24-h moving average PM2.5 concentrations in Bangkok, Thailand against WHO guidelines	11
Supply of bioelectricity from sugarcane bagasse in Brazil: a space–time analysis	11
Recycling of brass melting slag through the high-temperature oxidation-leaching process	10
Towards biowastes valorization: Peanut shell as resource for quality chemicals and activated biochar production	10
Recovery and purification of kish graphite from steelmaking dust by using acid leaching with physical auxiliary methods	10
Leveraging technology for waste sustainability: understanding the adoption of a new waste management system	10
Human metabolic effects of BPA and the application of a hybrid photocatalytic membrane for BPA contaminated water	10
Extraction of arsenic from fine dust of copper smelters by reduction roasting with natural gas	9
Phosphorus in waste sources in Southern Vietnam: potential for recovery	9
Low-temperature conversion of Fe-rich sludge to KFeS2 whisker: a new flocculant synthesis from laboratory scale to pilot scale	9
A comparison of methods for assessing groundwater vulnerability in karst aquifers: the case study of Terminio Mt. aquifer (Southern Italy)	9
Minimization of algogenic organic matter from cyanobacteria-laden water by electrochemical oxidation: molecular degradation signature of disinfection by-products precursors by electro-oxidation and el	9
Effects of the COVID-19 pandemic on public bus occupancy and real-world tailpipe emissions of gaseous pollutants per passenger kilometer traveled	9
Model-based assessment of interbasin groundwater flow in data scarce areas: the Gallocanta Lake endorheic watershed (Spain)	9