OOIR: Observatory of International Research

Papers

(The H4-Index of Environmental Chemistry Letters is 72. 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 2021-07-01 to 2025-07-01.)

Article	Citations
Nano-sized natural organic matter interacts with bisphenol A and decreases cytotoxicity to human cells	820
Design and mechanism of photocatalytic oxidation for the removal of air pollutants: a review	549
Proteomics of mercury-induced responses and resilience in plants: a review	537
The toxicity of the glyphosate herbicide for Pardosa spiders’ predatory activity depends on the formulation of the glyphosate product	463
Indirect contamination of cockroaches by anticoagulant rodenticides	421
Seaweed for climate mitigation, wastewater treatment, bioenergy, bioplastic, biochar, food, pharmaceuticals, and cosmetics: a review	402
Machine learning to predict the production of bio-oil, biogas, and biochar by pyrolysis of biomass: a review	384
Vanadium properties, toxicity, mineral sources and extraction methods: a review	363
Environmental applications of two-dimensional transition metal carbides and nitrides for water purification: a review	301
Enhanced hydrogen storage efficiency with sorbents and machine learning: a review	297
Concentration, sources, influencing factors and hazards of heavy metals in indoor and outdoor dust: A review	295
Neutral pH, multioxidants Fenton oxidation of dimethyl sulfoxide and acetamidophenol as water pollutant models	294
Penetration of submicron amino-functionalized graphene quantum dots in plant stomata, implication for the depollution of atmospheric soot particles	273
High-resolution mapping of premature mortality induced by atmospheric particulate matter in China	232
Control of invasive apple snails and their use as pollutant ecotoxic indicators: a review	227
Biotreatment strategies for the removal of microplastics from freshwater systems. A review	215
Innovative technologies to remove alkylphenols from wastewater: a review	207
Fast dispersive liquid–liquid microextraction of pesticides in water based on a thermo-switchable deep eutectic solvent	206
Effect of humic substances on the anaerobic digestion of secondary sludge in wastewater treatment plants: a review	196
The revival of cyclodextrins as active pharmaceutical ingredients	187
High-resolution imaging of Hg/Se aggregates in the brain of small Indian mongoose, a wild terrestrial species: insights into intracellular Hg detoxification	178
Efficient analysis of metabolites of industrial additives in cerebrospinal fluids	174
Unrecognized pollution by inorganic condensable particulate matter in the atmosphere	166
High chloroform removal using tannic acid to promote the activation of persulfate with Fe/Ni nanoparticles	165
Large scale control of surface ozone by relative humidity observed during warm seasons in China	162

Are bioplastics an ecofriendly alternative to fossil fuel plastics?	161
Biocompatible self-healing hydrogels based on boronic acid-functionalized polymer and laponite nanocomposite for water pollutant removal	151
Multi-elemental compound-specific isotope analysis of pesticides for source identification and monitoring of degradation in soil: a review	150
Electrochemical conversion of biomass-derived aldehydes into fine chemicals and hydrogen: A review	148
Synthesis and applications of carbon quantum dots derived from biomass waste: a review	145
Carbon dioxide separation and capture by adsorption: a review	145
Hydrogen, ammonia and methanol for marine transportation	141
Phosphorus adsorption by functionalized biochar: a review	141
Microplastic characteristics, transport, risks, and remediation in groundwater: a review	133
Microplastics alter crystal growth in coral skeleton structures	131
A novel hydrothermal method to synthesize brookite titanium dioxide nanosquares for efficient pollutant degradation	127
Effects of pollutant toxicity on the eyes of aquatic life monitored by visual dysfunction in zebrafish: a review	127
Effect of combined cadmium and doxycycline pollution on the nitrogen cycle in constructed ditch wetlands	121
Hydrogen and biodiesel production from food waste: a review	120
4-Nonylphenol adsorption, environmental impact and remediation: a review	120
Highly efficient thermo-photocatalytic degradation of tetracycline catalyzed by tungsten disulfide under visible light	119
Recycling municipal, agricultural and industrial waste into energy, fertilizers, food and construction materials, and economic feasibility: a review	119
Biochar-clay, biochar-microorganism and biochar-enzyme composites for environmental remediation: a review	106
Thermochemical conversion of municipal solid waste into energy and hydrogen: a review	105
Synthesis of branched allylic sulfones by regioselective boron-catalysed hydrosulfonylation	105
The role of silicon in the supply of terrestrial ecosystem services	98
Bioenergy production from chicken manure: a review	97
Energy production from farming waste: a review	97
Dioxins and furans in biochars, hydrochars and torreficates produced by thermochemical conversion of biomass: a review	96
Extraction, purification and applications of biosurfactants based on microbial-derived glycolipids and lipopeptides: a review	94
Heterojunction photocatalysts for degradation of the tetracycline antibiotic: a review	93
Spatial distribution, pollution characteristics, and health risks of antibiotic resistance genes in China: a review	91
Environmentally benign techniques of lithium extraction from salt lakes: a review	90
Green technology for sustainable surface protection of steel from corrosion: a review	90
Green synthesis of ZrO2 nanoparticles and nanocomposites for biomedical and environmental applications: a review	89
Rapid conversion of carbon dioxide into titanium carbide by atmospheric microwave plasma	86
The dual role of tropospheric ozone in controlling COVID-19 outbreaks	85
SARS-CoV-2 monitoring by automated target-driven molecular machine-based engineering	85
Solidification and removal of impurities from phosphogypsum for road applications: a review	84
Supramolecular deep eutectic solvents in extraction processes: a review	83
China’s sponge cities alleviate urban flooding and water shortage: a review	81
Impact of biogas digestates on soil microbiota in agriculture: a review	80
Microwave resonance enhanced CO2 reduction using biochar	80
Recovery of gas waste from the petroleum industry: a review	79
Advanced adsorbents for ibuprofen removal from aquatic environments: a review	78
Ultrasensitive electrochemical detection of bisphenol A using composites of MoS2 nanoflowers, CoS2 nano-polyhedrons and reduced graphene oxide	78
Biofuel production by co-pyrolysis of sewage sludge and other materials: a review	77
Detection of multiple metal ions in water with a fluorescence sensor based on carbon quantum dots assisted by stepwise prediction and machine learning	75
Room-temperature and carbon-negative production of biodiesel via synergy of geminal-atom and photothermal catalysis	75
Occurrence, transformation, bioaccumulation, risk and analysis of pharmaceutical and personal care products from wastewater: a review	74
Chitosan-based beads as sustainable adsorbents for wastewater remediation: a review	74
Adverse prognosis of nasopharyngeal carcinoma following long-term exposure to multiple air pollutants	73