OOIR: Observatory of International Research

Papers

(The TQCC of Environmental Chemistry Letters is 47. 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 2021-11-01 to 2025-11-01.)

Article	Citations
Methods to monitor the defects of the drainage pipe network: a review	936
Vanadium properties, toxicity, mineral sources and extraction methods: a review	667
Machine learning to predict the production of bio-oil, biogas, and biochar by pyrolysis of biomass: a review	507
Proteomics of mercury-induced responses and resilience in plants: a review	489
Indirect contamination of cockroaches by anticoagulant rodenticides	481
The toxicity of the glyphosate herbicide for Pardosa spiders’ predatory activity depends on the formulation of the glyphosate product	378
Nano-sized natural organic matter interacts with bisphenol A and decreases cytotoxicity to human cells	364
Concentration, sources, influencing factors and hazards of heavy metals in indoor and outdoor dust: A review	344
Design and mechanism of photocatalytic oxidation for the removal of air pollutants: a review	344
Seaweed for climate mitigation, wastewater treatment, bioenergy, bioplastic, biochar, food, pharmaceuticals, and cosmetics: a review	305
Enhanced hydrogen storage efficiency with sorbents and machine learning: a review	304
Innovative technologies to remove alkylphenols from wastewater: a review	249
Effect of humic substances on the anaerobic digestion of secondary sludge in wastewater treatment plants: a review	246
Penetration of submicron amino-functionalized graphene quantum dots in plant stomata, implication for the depollution of atmospheric soot particles	239
Neutral pH, multioxidants Fenton oxidation of dimethyl sulfoxide and acetamidophenol as water pollutant models	229
High-resolution mapping of premature mortality induced by atmospheric particulate matter in China	227
Fast dispersive liquid–liquid microextraction of pesticides in water based on a thermo-switchable deep eutectic solvent	223
Biotreatment strategies for the removal of microplastics from freshwater systems. A review	203
Efficient analysis of metabolites of industrial additives in cerebrospinal fluids	202
Biocompatible self-healing hydrogels based on boronic acid-functionalized polymer and laponite nanocomposite for water pollutant removal	201
Photocatalytic inactivation and disinfection of bioaerosols: a review	199
High-resolution imaging of Hg/Se aggregates in the brain of small Indian mongoose, a wild terrestrial species: insights into intracellular Hg detoxification	194
Synthesis and applications of carbon quantum dots derived from biomass waste: a review	188
Are bioplastics an ecofriendly alternative to fossil fuel plastics?	185
Multi-elemental compound-specific isotope analysis of pesticides for source identification and monitoring of degradation in soil: a review	185

The revival of cyclodextrins as active pharmaceutical ingredients	181
Unrecognized pollution by inorganic condensable particulate matter in the atmosphere	180
Electrochemical conversion of biomass-derived aldehydes into fine chemicals and hydrogen: A review	167
Carbon dioxide separation and capture by adsorption: a review	160
Hydrogen, ammonia and methanol for marine transportation	152
Phosphorus adsorption by functionalized biochar: a review	152
Energy production from farming waste: a review	148
The role of silicon in the supply of terrestrial ecosystem services	142
Dioxins and furans in biochars, hydrochars and torreficates produced by thermochemical conversion of biomass: a review	135
Bioenergy production from chicken manure: a review	129
Microplastics alter crystal growth in coral skeleton structures	127
Hydrogen and biodiesel production from food waste: a review	126
4-Nonylphenol adsorption, environmental impact and remediation: a review	124
Effects of pollutant toxicity on the eyes of aquatic life monitored by visual dysfunction in zebrafish: a review	121
Microplastic characteristics, transport, risks, and remediation in groundwater: a review	118
A novel hydrothermal method to synthesize brookite titanium dioxide nanosquares for efficient pollutant degradation	115
Extraction, purification and applications of biosurfactants based on microbial-derived glycolipids and lipopeptides: a review	113
Synthesis of branched allylic sulfones by regioselective boron-catalysed hydrosulfonylation	113
Green synthesis of ZrO2 nanoparticles and nanocomposites for biomedical and environmental applications: a review	108
Environmentally benign techniques of lithium extraction from salt lakes: a review	108
Thermochemical conversion of municipal solid waste into energy and hydrogen: a review	106
Recycling municipal, agricultural and industrial waste into energy, fertilizers, food and construction materials, and economic feasibility: a review	105
Effect of combined cadmium and doxycycline pollution on the nitrogen cycle in constructed ditch wetlands	103
Highly efficient thermo-photocatalytic degradation of tetracycline catalyzed by tungsten disulfide under visible light	101
Green technology for sustainable surface protection of steel from corrosion: a review	98
Spatial distribution, pollution characteristics, and health risks of antibiotic resistance genes in China: a review	97
Biochar-clay, biochar-microorganism and biochar-enzyme composites for environmental remediation: a review	96
Rapid conversion of carbon dioxide into titanium carbide by atmospheric microwave plasma	91
Microwave resonance enhanced CO2 reduction using biochar	91
Solidification and removal of impurities from phosphogypsum for road applications: a review	88
The dual role of tropospheric ozone in controlling COVID-19 outbreaks	87
SARS-CoV-2 monitoring by automated target-driven molecular machine-based engineering	85
Ultrasensitive electrochemical detection of bisphenol A using composites of MoS2 nanoflowers, CoS2 nano-polyhedrons and reduced graphene oxide	84
Supramolecular deep eutectic solvents in extraction processes: a review	84
Impact of biogas digestates on soil microbiota in agriculture: a review	83
Recovery of gas waste from the petroleum industry: a review	83
Chitosan-based beads as sustainable adsorbents for wastewater remediation: a review	81
Adverse prognosis of nasopharyngeal carcinoma following long-term exposure to multiple air pollutants	80
Biofuel production by co-pyrolysis of sewage sludge and other materials: a review	80
Occurrence, transformation, bioaccumulation, risk and analysis of pharmaceutical and personal care products from wastewater: a review	79
Advanced adsorbents for ibuprofen removal from aquatic environments: a review	79
China’s sponge cities alleviate urban flooding and water shortage: a review	77
Room-temperature and carbon-negative production of biodiesel via synergy of geminal-atom and photothermal catalysis	77
Detection of multiple metal ions in water with a fluorescence sensor based on carbon quantum dots assisted by stepwise prediction and machine learning	77
Production and growth of microalgae in urine and wastewater: A review	76
Enhanced stability and coke resistance in methanol to olefins reaction using fibrous silica-wrapped silicoaluminophosphate zeolite	76
Recycling of bast textile wastes into high value-added products: a review	76
Metal oxide nanobiochar materials to remediate heavy metal and dye pollution: a review	76
Correction to: Pesticide resurrection	76
Unanswered questions on the airborne transmission of COVID-19	74

Boron nitride nanomaterials for environmental remediation, energy, and sensing: a review	74
Cognitive impairment and dementia by pollutant exposure: a review	74
Connecting records of global-to-regional climate	74
Validation of methods for enriching and detecting SARS-CoV-2 RNA in wastewater	74
Improved electricity production and nitrogen enrichment during the treatment of black water using manganese ore-modified anodes	72
Microplastic environmental behavior and health risk assessment: a review	70
Strategies and considerations to green analytical separations: a review	70
Electrochemical reduction of carbon dioxide into valuable chemicals: a review	70
ZnO-based heterostructures as photocatalysts for hydrogen generation and depollution: a review	69
Methods for selenium removal from contaminated waters: a review	69
Occurrence, toxicity and adsorptive removal of the chloramphenicol antibiotic in water: a review	68
Biomaterials technology and policies in the building sector: a review	68
Interfacial-engineered CoTiO3-based composite for photocatalytic applications: a review	68
Bioleaching metal-bearing wastes and by-products for resource recovery: a review	67
Cost, environmental impact, and resilience of renewable energy under a changing climate: a review	67
Analysis of psychoactive substances and metabolites in sludges, soils, sediments and biota: a review	67
Nanoplastics occurrence, detection methods, and impact on the nitrogen cycle: a review	66
Cyanobacteria for environmental, energy and biomedical application: a review	65
Metal nanowires for transparent conductive electrodes in flexible chromatic devices: a review	65
Electrochemical treatment of livestock waste streams. A review	65
Rapid excretion of raw microplastics and longer persistence of fragmented microplastics in the quail digestive system	64
Will the COVID-19 pandemic end with the Delta and Omicron variants?	64
Accumulation and fate of microplastics in soils after application of biosolids on land: A review	63
Optimizing biodiesel production from waste with computational chemistry, machine learning and policy insights: a review	63
Materials for sustainable metallic iron-based water filters: a review	62
Coupled biological and chemical catalysis for jet biofuel production: a review	61
Application of polysaccharide-based biopolymers as supports in photocatalytic treatment of water and wastewater: a review	61
Biochar for agronomy, animal farming, anaerobic digestion, composting, water treatment, soil remediation, construction, energy storage, and carbon sequestration: a review	61
Dyes removal from water using polymeric nanocomposites: a review	59
Subcritical water conversion of biomass to biofuels, chemicals and materials: a review	59
Nanoplastics are potentially more dangerous than microplastics	58
Marine macro-litter sources and ecological impact: a review	58
Cyclodextrins as molecular carriers for biopesticides: a review	58
Overestimated role of sulfate in haze formation over Chinese megacities due to improper simulation of heterogeneous reactions	57
Synthesis of artificial humus by hydrothermal carbonization and application to improve soil quality: a review	56
Electrochemical reduction of gaseous nitric oxide into ammonia: a review	55
Recycling food and agriculture by-products to mitigate climate change: a review	55
Impact of waste of COVID-19 protective equipment on the environment, animals and human health: a review	55
Mechanisms controlling the transport and evaporation of human exhaled respiratory droplets containing the severe acute respiratory syndrome coronavirus: a review	54
Remediation of pharmaceuticals from contaminated water by molecularly imprinted polymers: a review	53
Glycine-induced synthesis of vaterite by direct aqueous mineral carbonation of desulfurization gypsum	53
Correction: Methods to monitor the defects of the drainage pipe network: a review	53
Methods to control harmful algal blooms: a review	52
Advanced catalysts and effect of operating parameters in ethanol dry reforming for hydrogen generation. A review	52
Rising greenhouse gas emissions from the China’s aquaculture industry between 2000 and 2020	51
Polymeric carbon nitride-based photocatalysts for the removal of nitrogen oxides: a review	51
Optimizing hydrogen production by alkaline water decomposition with transition metal-based electrocatalysts	50
Herbicide risks to non-target species and the environment: A review	49
Professor Casu’s contribution to cyclodextrins, the remarkable cage-shaped molecules: a review	49
Warming climate and hot cities foster cool solutions in China	49
Do microplastics affect human immune defenses?	49
Synthesis and potential applications of cyclodextrin-based metal–organic frameworks: a review	49
Toxic effects of heavy metals on crustaceans and associated health risks in humans: a review	49
Tree barks reveal health risk of inhalation of dioxin-like polychlorinated biphenyl in rural China	48
Removal and recovery of vanadium from waste by chemical precipitation, adsorption, solvent extraction, remediation, photo-catalyst reduction and membrane filtration. A review	48
Synthesis and environmental applications of biochar-supported nano-zero-valent iron composites: a review	48
Wastewater technology attenuates the toxicity of shisha smoking	48
The overlooked toxicity of non-carcinogenic polycyclic aromatic hydrocarbons	48
Impact of nanomaterials on human health: a review	47
Efficient photoreduction of carbon dioxide into carbon-based fuels: a review	47
Old growth forests and large old trees as critical organisms connecting ecosystems and human health. A review	47
Metal ion-induced enhanced oxidation of organic contaminants by ferrate: a review	47