OOIR: Observatory of International Research

Papers

(The TQCC of Environmental Chemistry Letters is 55. 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 2022-05-01 to 2026-05-01.)

Article	Citations
Enhanced hydrogen storage efficiency with sorbents and machine learning: a review	851
Concentration, sources, influencing factors and hazards of heavy metals in indoor and outdoor dust: A review	652
Nano-sized natural organic matter interacts with bisphenol A and decreases cytotoxicity to human cells	621
Machine learning to predict the production of bio-oil, biogas, and biochar by pyrolysis of biomass: a review	556
Seaweed for climate mitigation, wastewater treatment, bioenergy, bioplastic, biochar, food, pharmaceuticals, and cosmetics: a review	504
Proteomics of mercury-induced responses and resilience in plants: a review	436
Methods to monitor the defects of the drainage pipe network: a review	408
Indirect contamination of cockroaches by anticoagulant rodenticides	310
Neutral pH, multioxidants Fenton oxidation of dimethyl sulfoxide and acetamidophenol as water pollutant models	309
High-resolution mapping of premature mortality induced by atmospheric particulate matter in China	300
Penetration of submicron amino-functionalized graphene quantum dots in plant stomata, implication for the depollution of atmospheric soot particles	295
Effect of humic substances on the anaerobic digestion of secondary sludge in wastewater treatment plants: a review	282
Efficient analysis of metabolites of industrial additives in cerebrospinal fluids	276
Electrochemical conversion of biomass-derived aldehydes into fine chemicals and hydrogen: A review	258
High-resolution imaging of Hg/Se aggregates in the brain of small Indian mongoose, a wild terrestrial species: insights into intracellular Hg detoxification	257
The revival of cyclodextrins as active pharmaceutical ingredients	256
Photocatalytic inactivation and disinfection of bioaerosols: a review	251
Unrecognized pollution by inorganic condensable particulate matter in the atmosphere	248
Multi-elemental compound-specific isotope analysis of pesticides for source identification and monitoring of degradation in soil: a review	231
Are bioplastics an ecofriendly alternative to fossil fuel plastics?	231
Synthesis and applications of carbon quantum dots derived from biomass waste: a review	227
Phosphorus adsorption by functionalized biochar: a review	224
Carbon dioxide separation and capture by adsorption: a review	212
Hydrogen, ammonia and methanol for marine transportation	209
A novel hydrothermal method to synthesize brookite titanium dioxide nanosquares for efficient pollutant degradation	180

Spatial distribution, pollution characteristics, and health risks of antibiotic resistance genes in China: a review	177
Highly efficient thermo-photocatalytic degradation of tetracycline catalyzed by tungsten disulfide under visible light	171
Hydrogen and biodiesel production from food waste: a review	155
Effect of combined cadmium and doxycycline pollution on the nitrogen cycle in constructed ditch wetlands	155
Dioxins and furans in biochars, hydrochars and torreficates produced by thermochemical conversion of biomass: a review	154
Effects of pollutant toxicity on the eyes of aquatic life monitored by visual dysfunction in zebrafish: a review	146
Microplastics alter crystal growth in coral skeleton structures	142
Synthesis of branched allylic sulfones by regioselective boron-catalysed hydrosulfonylation	142
Energy production from farming waste: a review	140
4-Nonylphenol adsorption, environmental impact and remediation: a review	139
Bioenergy production from chicken manure: a review	137
Environmentally benign techniques of lithium extraction from salt lakes: a review	136
Recycling municipal, agricultural and industrial waste into energy, fertilizers, food and construction materials, and economic feasibility: a review	134
Microplastic characteristics, transport, risks, and remediation in groundwater: a review	128
Biochar-clay, biochar-microorganism and biochar-enzyme composites for environmental remediation: a review	125
Microwave resonance enhanced CO2 reduction using biochar	118
Rapid conversion of carbon dioxide into titanium carbide by atmospheric microwave plasma	114
The dual role of tropospheric ozone in controlling COVID-19 outbreaks	113
Impact of biogas digestates on soil microbiota in agriculture: a review	110
Detection of multiple metal ions in water with a fluorescence sensor based on carbon quantum dots assisted by stepwise prediction and machine learning	109
Biofuel production by co-pyrolysis of sewage sludge and other materials: a review	107
Room-temperature and carbon-negative production of biodiesel via synergy of geminal-atom and photothermal catalysis	106
Advanced adsorbents for ibuprofen removal from aquatic environments: a review	105
China’s sponge cities alleviate urban flooding and water shortage: a review	100
Adverse prognosis of nasopharyngeal carcinoma following long-term exposure to multiple air pollutants	100
Supramolecular deep eutectic solvents in extraction processes: a review	100
Solidification and removal of impurities from phosphogypsum for road applications: a review	100
Occurrence, transformation, bioaccumulation, risk and analysis of pharmaceutical and personal care products from wastewater: a review	98
Chitosan-based beads as sustainable adsorbents for wastewater remediation: a review	96
Recycling of bast textile wastes into high value-added products: a review	95
Correction to: Pesticide resurrection	95
Validation of methods for enriching and detecting SARS-CoV-2 RNA in wastewater	93
Correction: Dioxins and furans in biochars, hydrochars and torreficates produced by thermochemical conversion of biomass: a review	91
Unanswered questions on the airborne transmission of COVID-19	88
Connecting records of global-to-regional climate	88
Cognitive impairment and dementia by pollutant exposure: a review	88
Improved electricity production and nitrogen enrichment during the treatment of black water using manganese ore-modified anodes	88
Production and growth of microalgae in urine and wastewater: A review	86
Boron nitride nanomaterials for environmental remediation, energy, and sensing: a review	86
Interfacial-engineered CoTiO3-based composite for photocatalytic applications: a review	85
Enhanced stability and coke resistance in methanol to olefins reaction using fibrous silica-wrapped silicoaluminophosphate zeolite	85
Strategies and considerations to green analytical separations: a review	84
Metal oxide nanobiochar materials to remediate heavy metal and dye pollution: a review	81
Electrochemical reduction of carbon dioxide into valuable chemicals: a review	80
Biomaterials technology and policies in the building sector: a review	79
Microplastic environmental behavior and health risk assessment: a review	78
Cost, environmental impact, and resilience of renewable energy under a changing climate: a review	78
Accumulation and fate of microplastics in soils after application of biosolids on land: A review	76
Rapid excretion of raw microplastics and longer persistence of fragmented microplastics in the quail digestive system	75
Coupled biological and chemical catalysis for jet biofuel production: a review	75

Dyes removal from water using polymeric nanocomposites: a review	75
Application of polysaccharide-based biopolymers as supports in photocatalytic treatment of water and wastewater: a review	72
Analysis of psychoactive substances and metabolites in sludges, soils, sediments and biota: a review	69
Subcritical water conversion of biomass to biofuels, chemicals and materials: a review	67
Optimizing biodiesel production from waste with computational chemistry, machine learning and policy insights: a review	67
Bioleaching metal-bearing wastes and by-products for resource recovery: a review	67
Cyanobacteria for environmental, energy and biomedical application: a review	67
Materials for sustainable metallic iron-based water filters: a review	67
Nanoplastics are potentially more dangerous than microplastics	66
Metal nanowires for transparent conductive electrodes in flexible chromatic devices: a review	66
Nanoplastics occurrence, detection methods, and impact on the nitrogen cycle: a review	66
Biochar for agronomy, animal farming, anaerobic digestion, composting, water treatment, soil remediation, construction, energy storage, and carbon sequestration: a review	66
Correction: Methods to monitor the defects of the drainage pipe network: a review	65
Synthesis of artificial humus by hydrothermal carbonization and application to improve soil quality: a review	64
Herbicide risks to non-target species and the environment: A review	64
Marine macro-litter sources and ecological impact: a review	64
Recycling food and agriculture by-products to mitigate climate change: a review	63
Cyclodextrins as molecular carriers for biopesticides: a review	63
Polymeric carbon nitride-based photocatalysts for the removal of nitrogen oxides: a review	63
Optimizing hydrogen production by alkaline water decomposition with transition metal-based electrocatalysts	62
Impact of waste of COVID-19 protective equipment on the environment, animals and human health: a review	61
Mechanisms controlling the transport and evaporation of human exhaled respiratory droplets containing the severe acute respiratory syndrome coronavirus: a review	61
Synthesis and potential applications of cyclodextrin-based metal–organic frameworks: a review	60
Methods to control harmful algal blooms: a review	60
Electrochemical reduction of gaseous nitric oxide into ammonia: a review	59
Overestimated role of sulfate in haze formation over Chinese megacities due to improper simulation of heterogeneous reactions	58
Rising greenhouse gas emissions from the China’s aquaculture industry between 2000 and 2020	58
Thermochemical conversion of waste into energy: a review	57
Toxic effects of heavy metals on crustaceans and associated health risks in humans: a review	57
Wastewater technology attenuates the toxicity of shisha smoking	57
Warming climate and hot cities foster cool solutions in China	57
Synthesis and environmental applications of biochar-supported nano-zero-valent iron composites: a review	56
Metal ion-induced enhanced oxidation of organic contaminants by ferrate: a review	56
Do microplastics affect human immune defenses?	56
Tree barks reveal health risk of inhalation of dioxin-like polychlorinated biphenyl in rural China	56
Efficient photoreduction of carbon dioxide into carbon-based fuels: a review	56
Photoelectrocatalytic systems for simultaneous energy recovery and wastewater treatment: a review	56
The overlooked toxicity of non-carcinogenic polycyclic aromatic hydrocarbons	55
Green construction for low-carbon cities: a review	55