OOIR: Observatory of International Research

Papers

(The TQCC of Environmental Chemistry Letters is 48. 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 2021-12-01 to 2025-12-01.)

Article	Citations
Indirect contamination of cockroaches by anticoagulant rodenticides	961
The toxicity of the glyphosate herbicide for Pardosa spiders’ predatory activity depends on the formulation of the glyphosate product	697
Nano-sized natural organic matter interacts with bisphenol A and decreases cytotoxicity to human cells	531
Design and mechanism of photocatalytic oxidation for the removal of air pollutants: a review	507
Concentration, sources, influencing factors and hazards of heavy metals in indoor and outdoor dust: A review	506
Vanadium properties, toxicity, mineral sources and extraction methods: a review	405
Seaweed for climate mitigation, wastewater treatment, bioenergy, bioplastic, biochar, food, pharmaceuticals, and cosmetics: a review	395
Machine learning to predict the production of bio-oil, biogas, and biochar by pyrolysis of biomass: a review	352
Enhanced hydrogen storage efficiency with sorbents and machine learning: a review	330
Proteomics of mercury-induced responses and resilience in plants: a review	311
Methods to monitor the defects of the drainage pipe network: a review	259
High-resolution mapping of premature mortality induced by atmospheric particulate matter in China	258
Penetration of submicron amino-functionalized graphene quantum dots in plant stomata, implication for the depollution of atmospheric soot particles	250
Innovative technologies to remove alkylphenols from wastewater: a review	238
Neutral pH, multioxidants Fenton oxidation of dimethyl sulfoxide and acetamidophenol as water pollutant models	237
Biotreatment strategies for the removal of microplastics from freshwater systems. A review	232
Effect of humic substances on the anaerobic digestion of secondary sludge in wastewater treatment plants: a review	217
Efficient analysis of metabolites of industrial additives in cerebrospinal fluids	215
Fast dispersive liquid–liquid microextraction of pesticides in water based on a thermo-switchable deep eutectic solvent	215
Multi-elemental compound-specific isotope analysis of pesticides for source identification and monitoring of degradation in soil: a review	211
Unrecognized pollution by inorganic condensable particulate matter in the atmosphere	203
High-resolution imaging of Hg/Se aggregates in the brain of small Indian mongoose, a wild terrestrial species: insights into intracellular Hg detoxification	201
Photocatalytic inactivation and disinfection of bioaerosols: a review	191
Are bioplastics an ecofriendly alternative to fossil fuel plastics?	191
Electrochemical conversion of biomass-derived aldehydes into fine chemicals and hydrogen: A review	190

Carbon dioxide separation and capture by adsorption: a review	186
Phosphorus adsorption by functionalized biochar: a review	176
Synthesis and applications of carbon quantum dots derived from biomass waste: a review	162
Hydrogen, ammonia and methanol for marine transportation	162
The revival of cyclodextrins as active pharmaceutical ingredients	161
Hydrogen and biodiesel production from food waste: a review	157
Energy production from farming waste: a review	156
The role of silicon in the supply of terrestrial ecosystem services	137
Dioxins and furans in biochars, hydrochars and torreficates produced by thermochemical conversion of biomass: a review	133
Green synthesis of ZrO2 nanoparticles and nanocomposites for biomedical and environmental applications: a review	132
Synthesis of branched allylic sulfones by regioselective boron-catalysed hydrosulfonylation	132
A novel hydrothermal method to synthesize brookite titanium dioxide nanosquares for efficient pollutant degradation	130
Bioenergy production from chicken manure: a review	129
Effects of pollutant toxicity on the eyes of aquatic life monitored by visual dysfunction in zebrafish: a review	120
Microplastics alter crystal growth in coral skeleton structures	118
Spatial distribution, pollution characteristics, and health risks of antibiotic resistance genes in China: a review	116
Microplastic characteristics, transport, risks, and remediation in groundwater: a review	112
4-Nonylphenol adsorption, environmental impact and remediation: a review	111
Biochar-clay, biochar-microorganism and biochar-enzyme composites for environmental remediation: a review	111
Highly efficient thermo-photocatalytic degradation of tetracycline catalyzed by tungsten disulfide under visible light	111
Thermochemical conversion of municipal solid waste into energy and hydrogen: a review	107
Environmentally benign techniques of lithium extraction from salt lakes: a review	106
Effect of combined cadmium and doxycycline pollution on the nitrogen cycle in constructed ditch wetlands	103
Recycling municipal, agricultural and industrial waste into energy, fertilizers, food and construction materials, and economic feasibility: a review	102
The dual role of tropospheric ozone in controlling COVID-19 outbreaks	100
SARS-CoV-2 monitoring by automated target-driven molecular machine-based engineering	96
Adverse prognosis of nasopharyngeal carcinoma following long-term exposure to multiple air pollutants	96
Solidification and removal of impurities from phosphogypsum for road applications: a review	93
Impact of biogas digestates on soil microbiota in agriculture: a review	92
Biofuel production by co-pyrolysis of sewage sludge and other materials: a review	91
Advanced adsorbents for ibuprofen removal from aquatic environments: a review	87
Detection of multiple metal ions in water with a fluorescence sensor based on carbon quantum dots assisted by stepwise prediction and machine learning	87
Occurrence, transformation, bioaccumulation, risk and analysis of pharmaceutical and personal care products from wastewater: a review	86
Chitosan-based beads as sustainable adsorbents for wastewater remediation: a review	86
Ultrasensitive electrochemical detection of bisphenol A using composites of MoS2 nanoflowers, CoS2 nano-polyhedrons and reduced graphene oxide	86
China’s sponge cities alleviate urban flooding and water shortage: a review	84
Room-temperature and carbon-negative production of biodiesel via synergy of geminal-atom and photothermal catalysis	83
Microwave resonance enhanced CO2 reduction using biochar	83
Rapid conversion of carbon dioxide into titanium carbide by atmospheric microwave plasma	81
Production and growth of microalgae in urine and wastewater: A review	79
Supramolecular deep eutectic solvents in extraction processes: a review	79
Correction to: Pesticide resurrection	79
Interfacial-engineered CoTiO3-based composite for photocatalytic applications: a review	78
Boron nitride nanomaterials for environmental remediation, energy, and sensing: a review	78
Electrochemical reduction of carbon dioxide into valuable chemicals: a review	78
Connecting records of global-to-regional climate	78
Validation of methods for enriching and detecting SARS-CoV-2 RNA in wastewater	77
Cognitive impairment and dementia by pollutant exposure: a review	77
Improved electricity production and nitrogen enrichment during the treatment of black water using manganese ore-modified anodes	77
Enhanced stability and coke resistance in methanol to olefins reaction using fibrous silica-wrapped silicoaluminophosphate zeolite	76

Unanswered questions on the airborne transmission of COVID-19	76
ZnO-based heterostructures as photocatalysts for hydrogen generation and depollution: a review	75
Metal oxide nanobiochar materials to remediate heavy metal and dye pollution: a review	75
Strategies and considerations to green analytical separations: a review	75
Recycling of bast textile wastes into high value-added products: a review	75
Occurrence, toxicity and adsorptive removal of the chloramphenicol antibiotic in water: a review	74
Cost, environmental impact, and resilience of renewable energy under a changing climate: a review	74
Methods for selenium removal from contaminated waters: a review	74
Biomaterials technology and policies in the building sector: a review	71
Microplastic environmental behavior and health risk assessment: a review	70
Rapid excretion of raw microplastics and longer persistence of fragmented microplastics in the quail digestive system	69
Analysis of psychoactive substances and metabolites in sludges, soils, sediments and biota: a review	69
Coupled biological and chemical catalysis for jet biofuel production: a review	69
Will the COVID-19 pandemic end with the Delta and Omicron variants?	68
Materials for sustainable metallic iron-based water filters: a review	68
Nanoplastics occurrence, detection methods, and impact on the nitrogen cycle: a review	67
Cyanobacteria for environmental, energy and biomedical application: a review	67
Bioleaching metal-bearing wastes and by-products for resource recovery: a review	66
Dyes removal from water using polymeric nanocomposites: a review	66
Electrochemical treatment of livestock waste streams. A review	66
Optimizing biodiesel production from waste with computational chemistry, machine learning and policy insights: a review	66
Biochar for agronomy, animal farming, anaerobic digestion, composting, water treatment, soil remediation, construction, energy storage, and carbon sequestration: a review	64
Nanoplastics are potentially more dangerous than microplastics	63
Accumulation and fate of microplastics in soils after application of biosolids on land: A review	63
Subcritical water conversion of biomass to biofuels, chemicals and materials: a review	62
Metal nanowires for transparent conductive electrodes in flexible chromatic devices: a review	61
Application of polysaccharide-based biopolymers as supports in photocatalytic treatment of water and wastewater: a review	61
Overestimated role of sulfate in haze formation over Chinese megacities due to improper simulation of heterogeneous reactions	60
Correction: Methods to monitor the defects of the drainage pipe network: a review	60
Synthesis of artificial humus by hydrothermal carbonization and application to improve soil quality: a review	59
Polymeric carbon nitride-based photocatalysts for the removal of nitrogen oxides: a review	59
Mechanisms controlling the transport and evaporation of human exhaled respiratory droplets containing the severe acute respiratory syndrome coronavirus: a review	58
Rising greenhouse gas emissions from the China’s aquaculture industry between 2000 and 2020	57
Marine macro-litter sources and ecological impact: a review	56
Glycine-induced synthesis of vaterite by direct aqueous mineral carbonation of desulfurization gypsum	55
Advanced catalysts and effect of operating parameters in ethanol dry reforming for hydrogen generation. A review	55
Impact of waste of COVID-19 protective equipment on the environment, animals and human health: a review	54
Optimizing hydrogen production by alkaline water decomposition with transition metal-based electrocatalysts	54
Cyclodextrins as molecular carriers for biopesticides: a review	54
Recycling food and agriculture by-products to mitigate climate change: a review	54
Methods to control harmful algal blooms: a review	54
Herbicide risks to non-target species and the environment: A review	53
Synthesis and potential applications of cyclodextrin-based metal–organic frameworks: a review	53
Remediation of pharmaceuticals from contaminated water by molecularly imprinted polymers: a review	52
Electrochemical reduction of gaseous nitric oxide into ammonia: a review	52
Toxic effects of heavy metals on crustaceans and associated health risks in humans: a review	51
Warming climate and hot cities foster cool solutions in China	50
Wastewater technology attenuates the toxicity of shisha smoking	49
Do microplastics affect human immune defenses?	49
Impact of nanomaterials on human health: a review	49
Professor Casu’s contribution to cyclodextrins, the remarkable cage-shaped molecules: a review	49
Tree barks reveal health risk of inhalation of dioxin-like polychlorinated biphenyl in rural China	49
The overlooked toxicity of non-carcinogenic polycyclic aromatic hydrocarbons	49
Thermochemical conversion of waste into energy: a review	49
Old growth forests and large old trees as critical organisms connecting ecosystems and human health. A review	48
Green construction for low-carbon cities: a review	48
Removal and recovery of vanadium from waste by chemical precipitation, adsorption, solvent extraction, remediation, photo-catalyst reduction and membrane filtration. A review	48
Efficient photoreduction of carbon dioxide into carbon-based fuels: a review	48
Metal ion-induced enhanced oxidation of organic contaminants by ferrate: a review	48
Photoelectrocatalytic systems for simultaneous energy recovery and wastewater treatment: a review	48
Microplastic sources, formation, toxicity and remediation: a review	48