OOIR: Observatory of International Research

Papers

(The H4-Index of Environmental Chemistry Letters is 74. 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
Design and mechanism of photocatalytic oxidation for the removal of air pollutants: a review	344
Concentration, sources, influencing factors and hazards of heavy metals in indoor and outdoor dust: 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
Synthesis of branched allylic sulfones by regioselective boron-catalysed hydrosulfonylation	113
Extraction, purification and applications of biosurfactants based on microbial-derived glycolipids and lipopeptides: a review	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
Correction to: Pesticide resurrection	76
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
Connecting records of global-to-regional climate	74

Validation of methods for enriching and detecting SARS-CoV-2 RNA in wastewater	74
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