OOIR: Observatory of International Research

Papers

(The TQCC of Environmental Science & Technology Letters is 16. 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 2020-04-01 to 2024-04-01.)

Article	Citations
Presence of SARS-Coronavirus-2 RNA in Sewage and Correlation with Reported COVID-19 Prevalence in the Early Stage of the Epidemic in The Netherlands	1126
Persistence of SARS-CoV-2 in Water and Wastewater	314
Scientific Basis for Managing PFAS as a Chemical Class	281
Increased Use of Quaternary Ammonium Compounds during the SARS-CoV-2 Pandemic and Beyond: Consideration of Environmental Implications	235
Occurrence of Polyethylene Terephthalate and Polycarbonate Microplastics in Infant and Adult Feces	188
Exhaled CO₂ as a COVID-19 Infection Risk Proxy for Different Indoor Environments and Activities	178
Historical Redlining Is Associated with Present-Day Air Pollution Disparities in U.S. Cities	165
Substantial Changes in Nitrogen Dioxide and Ozone after Excluding Meteorological Impacts during the COVID-19 Outbreak in Mainland China	145
Thermal Stability and Decomposition of Perfluoroalkyl Substances on Spent Granular Activated Carbon	131
Longitudinal Monitoring of SARS-CoV-2 RNA on High-Touch Surfaces in a Community Setting	129
Fluorinated Compounds in North American Cosmetics	125
6PPD-Quinone: Revised Toxicity Assessment and Quantification with a Commercial Standard	123
Systematic Review and Meta-Analysis of the Persistence and Disinfection of Human Coronaviruses and Their Viral Surrogates in Water and Wastewater	117
Community Transmission of SARS-CoV-2 by Surfaces: Risks and Risk Reduction Strategies	115
Air Pollutant Correlations in China: Secondary Air Pollutant Responses to NO_x and SO₂ Control	114
Population-Wide Exposure to Per- and Polyfluoroalkyl Substances from Drinking Water in the United States	114
Acute Toxicity of the Tire Rubber-Derived Chemical 6PPD-quinone to Four Fishes of Commercial, Cultural, and Ecological Importance	109
Four-Month Changes in Air Quality during and after the COVID-19 Lockdown in Six Megacities in China	105
Acute Toxicity of a Tire Rubber-Derived Chemical, 6PPD Quinone, to Freshwater Fish and Crustacean Species	101
Increased Indoor Exposure to Commonly Used Disinfectants during the COVID-19 Pandemic	100
Occurrences of Tire Rubber-Derived Contaminants in Cold-Climate Urban Runoff	93
Occurrence of Substituted p-Phenylenediamine Antioxidants in Dusts	91
Quantification of Nanoplastic Uptake in Cucumber Plants by Pyrolysis Gas Chromatography/Mass Spectrometry	90
Scaling of SARS-CoV-2 RNA in Settled Solids from Multiple Wastewater Treatment Plants to Compare Incidence Rates of Laboratory-Confirmed COVID-19 in Their Sewersheds	89
Efficient Photocatalytic PFOA Degradation over Boron Nitride	89

Enhanced Degradation of Perfluorocarboxylic Acids (PFCAs) by UV/Sulfite Treatment: Reaction Mechanisms and System Efficiencies at pH 12	86
Intermittency of Large Methane Emitters in the Permian Basin	85
Driving Forces of Changes in Air Quality during the COVID-19 Lockdown Period in the Yangtze River Delta Region, China	83
Release of Microplastics from Discarded Surgical Masks and Their Adverse Impacts on the Marine Copepod Tigriopus japonicus	83
Determining Hosts of Antibiotic Resistance Genes: A Review of Methodological Advances	82
Wastewater-Based Detection of Two Influenza Outbreaks	81
The Widespread Environmental Footprint of Indigo Denim Microfibers from Blue Jeans	74
Microplastics Mitigation in Sewage Sludge through Pyrolysis: The Role of Pyrolysis Temperature	69
Quantitative SARS-CoV-2 Alpha Variant B.1.1.7 Tracking in Wastewater by Allele-Specific RT-qPCR	68
Respiratory Syncytial Virus (RSV) RNA in Wastewater Settled Solids Reflects RSV Clinical Positivity Rates	68
Significance of Hyporheic Exchange for Predicting Microplastic Fate in Rivers	65
Revealing Drivers of Haze Pollution by Explainable Machine Learning	65
Reducing Mortality from Air Pollution in the United States by Targeting Specific Emission Sources	64
The Air That We Breathe: Neutral and Volatile PFAS in Indoor Air	63
Communicating Confidence of Per- and Polyfluoroalkyl Substance Identification via High-Resolution Mass Spectrometry	63
Inactivation of Coronaviruses and Phage Phi6 from Irradiation across UVC Wavelengths	60
Another Pathway for Firefighter Exposure to Per- and Polyfluoroalkyl Substances: Firefighter Textiles	60
Quantifying the Dynamics of Polystyrene Microplastics UV-Aging Process	59
Harmful Algal Blooms in Chinese Coastal Waters Will Persist Due to Perturbed Nutrient Ratios	58
Defining the Scope of Exposome Studies and Research Needs from a Multidisciplinary Perspective	56
Challenges with Quantifying Tire Road Wear Particles: Recognizing the Need for Further Refinement of the ISO Technical Specification	55
Impacts of Modifiable Factors on Ambient Air Pollution: A Case Study of COVID-19 Shutdowns	52
Methane-Dependent Mineral Reduction by Aerobic Methanotrophs under Hypoxia	51
Solvent Suitability for HFPO-DA (“GenX” Parent Acid) in Toxicological Studies	49
On the Relevancy of Observed Ozone Increase during COVID-19 Lockdown to Summertime Ozone and PM_2.5 Control Policies in China	49
Reconstructing the Composition of Per- and Polyfluoroalkyl Substances in Contemporary Aqueous Film-Forming Foams	49
Single-Use Face Masks as a Potential Source of Synthetic Antioxidants to the Environment	47
μ-MIP: Molecularly Imprinted Polymer-Modified Microelectrodes for the Ultrasensitive Quantification of GenX (HFPO-DA) in River Water	45
Wastewater Surveillance during Mass COVID-19 Vaccination on a College Campus	45
Tweak in Puzzle: Tailoring Membrane Chemistry and Structure toward Targeted Removal of Organic Micropollutants for Water Reuse	44
Probing the Contributions of Interior and Exterior Channels of Nanofillers toward the Enhanced Separation Performance of a Thin-Film Nanocomposite Reverse Osmosis Membrane	43
Heterogeneous Hydroxyl Radical Oxidation of Isoprene-Epoxydiol-Derived Methyltetrol Sulfates: Plausible Formation Mechanisms of Previously Unexplained Organosulfates in Ambient Fine Aerosols	43
Computer-Assisted Analysis of Microplastics in Environmental Samples Based on μFTIR Imaging in Combination with Machine Learning	43
Contribution of Particulate Nitrate Photolysis to Heterogeneous Sulfate Formation for Winter Haze in China	43
Characterization of Atmospheric Pollen Fragments during Springtime Thunderstorms	43
Updated World Health Organization Air Quality Guidelines Highlight the Importance of Non-anthropogenic PM_2.5	43
Real-Time Measurements of PM_2.5 Oxidative Potential Using a Dithiothreitol Assay in Delhi, India	42
Atmospheric OH Oxidation Chemistry of Particulate Liquid Crystal Monomers: An Emerging Persistent Organic Pollutant in Air	42
Exposure to the Tire Rubber-Derived Contaminant 6PPD-Quinone Causes Mitochondrial Dysfunction In Vitro	41
Unlocking the Impacts of COVID-19 Lockdowns: Changes in Thermal Electricity Generation Water Footprint and Virtual Water Trade in Europe	41
Nitrogen-Fertilizer Recovery from the Centrate of Anaerobically Digested Sludge	40
Characterization of Individual Tire and Road Wear Particles in Environmental Road Dust, Tunnel Dust, and Sediment	40
Transformation Product Formation upon Heterogeneous Ozonation of the Tire Rubber Antioxidant 6PPD (N-(1,3-dimethylbutyl)-N′-phenyl-p-phenylenediamine)	40
Microplastic and Nanoplastic Interactions with Plant Species: Trends, Meta-Analysis, and Perspectives	40
Widespread N-(1,3-Dimethylbutyl)-N′-phenyl-p-phenylenediamine Quinone in Size-Fractioned Atmospheric Particles and Dust of Different Indoor Environments	39
From Waste Collection Vehicles to Landfills: Indication of Per- and Polyfluoroalkyl Substance (PFAS) Transformation	39
Discerning the Relevance of Superoxide in PFOA Degradation	39
Current Challenges in Visibility Improvement in Southern China	39
Structure-Specific Aerobic Defluorination of Short-Chain Fluorinated Carboxylic Acids by Activated Sludge Communities	38
Microfibers Released into the Air from a Household Tumble Dryer	38

Trophic Magnification of Short-Chain Per- and Polyfluoroalkyl Substances in a Terrestrial Food Chain from the Tibetan Plateau	38
Overlooked Nonagricultural and Wintertime Agricultural NH₃ Emissions in Quzhou County, North China Plain: Evidence from ¹⁵N-Stable Isotopes	37
Evaluating the Removal of Per- and Polyfluoroalkyl Substances from Contaminated Groundwater with Different Adsorbents Using a Suspect Screening Approach	37
Per- and Polyfluoroalkyl Substances (PFAS) in Facemasks: Potential Source of Human Exposure to PFAS with Implications for Disposal to Landfills	37
Stay-at-Home Orders during the COVID-19 Pandemic Reduced Urban Water Use	37
The Tire-Derived Chemical 6PPD-quinone Is Lethally Toxic to the White-Spotted Char Salvelinus leucomaenis pluvius but Not to Two Other Salmonid Species	37
Fast and Easy Disinfection of Coronavirus-Contaminated Face Masks Using Ozone Gas Produced by a Dielectric Barrier Discharge Plasma Generator	37
Secondary Organic Aerosol from Typical Chinese Domestic Cooking Emissions	36
Zika Virus RNA Persistence in Sewage	36
Tissue-Specific Distribution of Legacy and Novel Per- and Polyfluoroalkyl Substances in Juvenile Seabirds	36
First Report on the Occurrence of N-(1,3-Dimethylbutyl)-N′-phenyl-p-phenylenediamine (6PPD) and 6PPD-Quinone as Pervasive Pollutants in Human Urine from South China	36
Emerging Chlorinated Polyfluorinated Polyether Compounds Impacting the Waters of Southwestern New Jersey Identified by Use of Nontargeted Analysis	35
Maternal Exposure to Polystyrene Micro- and Nanoplastics Causes Fetal Growth Restriction in Mice	35
Long-Chain Chlorinated Paraffins Have Reached the Arctic	35
Dark Chemistry during Bleach Cleaning Enhances Oxidation of Organics and Secondary Organic Aerosol Production Indoors	35
Presumptive Contamination: A New Approach to PFAS Contamination Based on Likely Sources	33
Developing Unique Nontarget High-Resolution Mass Spectrometry Signatures to Track Contaminant Sources in Urban Waters	32
Atmospheric Ammonia in Beijing during the COVID-19 Outbreak: Concentrations, Sources, and Implications	32
Photochemical Transformation Pathways of Nitrates from Photocatalytic NOx Oxidation: Implications for Controlling Secondary Pollutants	32
Unprecedented Ambient Sulfur Trioxide (SO₃) Detection: Possible Formation Mechanism and Atmospheric Implications	31
Dry Heat as a Decontamination Method for N95 Respirator Reuse	31
Carbon Limitation Leads to Thermodynamic Regulation of Aerobic Metabolism	31
Development of Electrospun Nanofibrous Filters for Controlling Coronavirus Aerosols	30
Exotic Electrophiles in Chlorinated and Chloraminated Water: When Conventional Kinetic Models and Reaction Pathways Fall Short	30
Observational Evidence for the Involvement of Dicarboxylic Acids in Particle Nucleation	30
Large Plastic Debris Dumps: New Biodiversity Hot Spots Emerging on the Deep-Sea Floor	29
Membrane Charge Weakly Affects Ion Transport in Reverse Osmosis	29
Cannabis and the Environment: What Science Tells Us and What We Still Need to Know	28
Ubiquitous Production of Organosulfates during Treatment of Organic Contaminants with Sulfate Radicals	28
Comparative Study of Particulate Organosulfates in Contrasting Atmospheric Environments: Field Evidence for the Significant Influence of Anthropogenic Sulfate and NO_x	28
Evidence for Large Amounts of Brown Carbonaceous Tarballs in the Himalayan Atmosphere	28
Occurrence and Profiles of Organophosphate Esters in Infant Clothing and Raw Textiles Collected from the United States	28
A Taste for New Psychoactive Substances: Wastewater Analysis Study of 10 Countries	27
Evidence for the Formation of Imidazole from Carbonyls and Reduced Nitrogen Species at the Individual Particle Level in the Ambient Atmosphere	27
Fast Generation of Perfluoroalkyl Acids from Polyfluoroalkyl Amine Oxides in Aerobic Soils	27
E-Waste Recycling Emits Large Quantities of Emerging Aromatic Amines and Organophosphites: A Poorly Recognized Source for Another Two Classes of Synthetic Antioxidants	27
Simultaneous Determination of Multiple Classes of Phenolic Compounds in Human Urine: Insight into Metabolic Biomarkers of Occupational Exposure to E-Waste	27
Atmospheric Deposition and Annual Flux of Legacy Perfluoroalkyl Substances and Replacement Perfluoroalkyl Ether Carboxylic Acids in Wilmington, NC, USA	27
Respiratory Aerosol Emissions from Vocalization: Age and Sex Differences Are Explained by Volume and Exhaled CO₂	27
Analysis of Fecal Sludges Reveals Common Enteric Pathogens in Urban Maputo, Mozambique	26
p-Phenylenediamine-Derived Quinones as New Contributors to the Oxidative Potential of Fine Particulate Matter	26
Intracellular and Extracellular Antibiotic Resistance Genes in Airborne PM_2.5 for Respiratory Exposure in Urban Areas	26
National and Intraurban Air Pollution Exposure Disparity Estimates in the United States: Impact of Data-Aggregation Spatial Scale	26
Nanosecond Transient Absorption of Hydrated Electrons and Reduction of Linear Perfluoroalkyl Acids and Sulfonates	26
Selection of a SARS-CoV-2 Surrogate for Use in Surface Disinfection Efficacy Studies with Chlorine and Antimicrobial Surfaces	26
Organophosphate Esters and Their Metabolites in Breast Milk from the United States: Breastfeeding Is an Important Exposure Pathway for Infants	26
Biotransformation of Chemicals in Water–Sediment Suspensions: Influencing Factors and Implications for Persistence Assessment	26
Humidity-Dependent Survival of an Airborne Influenza A Virus: Practical Implications for Controlling Airborne Viruses	25
Superoxide and Nitrous Acid Production from Nitrate Photolysis Is Enhanced by Dissolved Aliphatic Organic Matter	25
Satellites Detect a Methane Ultra-emission Event from an Offshore Platform in the Gulf of Mexico	25
Germicidal Ultraviolet Light Does Not Damage or Impede Performance of N95 Masks Upon Multiple Uses	25
Formation of Gas-Phase Hydrogen Peroxide via Multiphase Ozonolysis of Unsaturated Lipids	25
Transportable Automated HRMS Platform “MS²field” Enables Insights into Water-Quality Dynamics in Real Time	25
Recent Slowdown of Anthropogenic Methane Emissions in China Driven by Stabilized Coal Production	25
Honey Maps the Pb Fallout from the 2019 Fire at Notre-Dame Cathedral, Paris: A Geochemical Perspective	25
Quantitative Determination of Hydroxymethanesulfonate (HMS) Using Ion Chromatography and UHPLC-LTQ-Orbitrap Mass Spectrometry: A Missing Source of Sulfur during Haze Episodes in Beijing	24
Nonmonotonic Effect of Montmorillonites on the Horizontal Transfer of Antibiotic Resistance Genes to Bacteria	24
A Time-Series Record during COVID-19 Lockdown Shows the High Resilience of Dissolved Heavy Metals in the Ganga River	24
GREENER Pharmaceuticals for More Sustainable Healthcare	24
Interpretation of Reductive PFAS Defluorination with Quantum Chemical Parameters	23
Contribution of Microplastics to Carbon Storage in Coastal Wetland Sediments	23
Impact of COVID-19 Controls on the Use of Illicit Drugs and Alcohol in Australia	23
Regional Replacement of SARS-CoV-2 Variant Omicron BA.1 with BA.2 as Observed through Wastewater Surveillance	23
Chlorines Are Not Evenly Substituted in Chlorinated Paraffins: A Predicted NMR Pattern Matching Framework for Isomeric Discrimination in Complex Contaminant Mixtures	23
Persistence of Dengue (Serotypes 2 and 3), Zika, Yellow Fever, and Murine Hepatitis Virus RNA in Untreated Wastewater	23
Per- and Polyfluoroalkyl Substances in Canadian Fast Food Packaging	23
Per- and Polyfluoroalkyl Substances in Toilet Paper and the Impact on Wastewater Systems	23
Human-Health Impacts of Controlling Secondary Air Pollution Precursors	22
Economic Potential for Rainfed Agrivoltaics in Groundwater-Stressed Regions	22
COVID-19 Lockdowns Afford the First Satellite-Based Confirmation That Vehicles Are an Under-recognized Source of Urban NH₃ Pollution in Los Angeles	22
First Evidence of Contamination in Aquatic Organisms with Organic Light-Emitting Materials	22
Methylmercury Bioaccumulation in Deepest Ocean Fauna: Implications for Ocean Mercury Biotransport through Food Webs	22
Polystyrene Microplastics Affect the Reproductive Performance of Male Mice and Lipid Homeostasis in Their Offspring	21
Recent Advances in the Study of the Remediation of Polycyclic Aromatic Compound (PAC)-Contaminated Soils: Transformation Products, Toxicity, and Bioavailability Analyses	21
Combined Use of Total Fluorine and Oxidative Fingerprinting for Quantitative Determination of Side-Chain Fluorinated Polymers in Textiles	21
Population Socioeconomics Predicted Using Wastewater	21
Chemical Forms of Mercury in Blue Marlin Billfish: Implications for Human Exposure	21
Urban Roadway Runoff Is Lethal to Juvenile Coho, Steelhead, and Chinook Salmonids, But Not Congeneric Sockeye	21
Roles of Sulfur Oxidation Pathways in the Variability in Stable Sulfur Isotopic Composition of Sulfate Aerosols at an Urban Site in Beijing, China	21
Chromophoric Fingerprinting of Brown Carbon from Residential Biomass Burning	20

A Direct Mass Spectrometry Method for the Rapid Analysis of Ubiquitous Tire-Derived Toxin N-(1,3-Dimethylbutyl)-N′-phenyl-p-phenylenediamine Quinone (6-PPDQ)	20
Identification of an Analytical Method Interference for Perfluorobutanoic Acid in Biological Samples	20
Integration of 103 Semivolatile Organic Compounds into One Multianalyte Method for Human Serum Analysis: An Innovative Approach within Exposure Assessment	20
Mercury Emissions, Atmospheric Concentrations, and Wet Deposition across the Conterminous United States: Changes over 20 Years of Monitoring	20
Use of Short Duration Measurements to Estimate Methane Emissions at Oil and Gas Production Sites	20
A Comprehensive Statewide Spatiotemporal Stream Assessment of Per- and Polyfluoroalkyl Substances (PFAS) in an Agricultural Region of the United States	20
Temporal Archive of Atmospheric Microplastic Deposition Presented in Ombrotrophic Peat	20
Occurrence of Multiple Bisphenol S Derivatives in Breast Milk from Chinese Lactating Women and Implications for Exposure in Breast-fed Infants	20
Estimating Alcohol Consumption by Wastewater-Based Epidemiology: An Assessment of the Correction Factor for Ethyl Sulfate Using Large-Scale National Monitoring Data	19
Chemical Boundary Layer and Its Impact on Air Pollution in Northern China	19
Development and Application of a Polydimethylsiloxane-Based Passive Air Sampler to Assess Personal Exposure to SARS-CoV-2	19
Biofilm Formation Influences the Wettability and Settling of Microplastics	19
Aquifer-Scale Observations of Iron Redox Transformations in Arsenic-Impacted Environments to Predict Future Contamination	19
Viable Norovirus Persistence in Water Microcosms	19
Application of Single-Particle ICP-MS to Determine the Mass Distribution and Number Concentrations of Environmental Nanoparticles and Colloids	19
Importance of Semivolatile/Intermediate-Volatility Organic Compounds to Secondary Organic Aerosol Formation from Chinese Domestic Cooking Emissions	19
Photolysis of Nitroaromatic Compounds under Sunlight: A Possible Daytime Photochemical Source of Nitrous Acid?	19
Unraveling the Role of Mn(VI) and Mn(V) Species in Contaminant Abatement by Permanganate	18
Two Typical Glycosylated Metabolites of Tetrabromobisphenol A Formed in Plants: Excretion and Deglycosylation in Plant Root Zones	18
Post-Dieselgate: Evidence of NO_x Emission Reductions Using On-Road Remote Sensing	18
3D Printing-Induced Fine Particle and Volatile Organic Compound Emission: An Emerging Health Risk	18
Estimating Absorption Ångström Exponent of Black Carbon Aerosol by Coupling Multiwavelength Absorption with Chemical Composition	18
Exposures to Semivolatile Organic Compounds in Indoor Environments and Associations with the Gut Microbiomes of Children	18
Quantum Machine Learning Approach for Studying Atmospheric Cluster Formation	18
High Concentrations of Unidentified Extractable Organofluorine Observed in Blubber from a Greenland Killer Whale (Orcinus orca)	18
Impact of Sampling Type, Frequency, and Scale of the Collection System on SARS-CoV-2 Quantification Fidelity	18
A Statistical Approach for Identifying Private Wells Susceptible to Perfluoroalkyl Substances (PFAS) Contamination	18
Lead Phosphate Particles in Tap Water: Challenges for Point-of-Use Filters	18
Influence of the Arctic Sea-Ice Regime Shift on Sea-Ice Methylated Mercury Trends	17
Discovery of a Potent Source of Gaseous Amines in Urban China	17
Enhanced Methane Recovery from Waste-Activated Sludge by Alginate-Degrading Consortia: The Overlooked Role of Alginate in Extracellular Polymeric Substances	17
Formation of Oxidized Gases and Secondary Organic Aerosol from a Commercial Oxidant-Generating Electronic Air Cleaner	17
Enzymatic Degradation of Polyethylene Terephthalate Plastics by Bacterial Curli Display PETase	17
Understanding Failure Modes of NSF/ANSI 53 Lead-Certified Point-of-Use Pitcher and Faucet Filters	17
An Estimate of the Amount of Geological CO₂ Storage over the Period of 1996–2020	17
A Cocktail of Industrial Chemicals in Lipstick and Nail Polish: Profiles and Health Implications	17
High-Efficiency Capture and Recovery of Anionic Perfluoroalkyl Substances from Water Using PVA/PDDA Nanofibrous Membranes with Near-Zero Energy Consumption	17
Are We Exposed to Halogenated Flame Retardants from both Primary and Secondary Sources?	16
Large Emissions of Low-Volatility Siloxanes during Residential Oven Use	16
Comparison of Ion Selectivity in Electrodialysis and Capacitive Deionization	16
UV 222 nm Emission from KrCl* Excimer Lamps Greatly Improves Advanced Oxidation Performance in Water Treatment	16
Strong Impacts of Legitimate Open Burning on Brown Carbon Aerosol in Northeast China	16
Monitoring Human Exposure to Organophosphate Esters: Comparing Silicone Wristbands with Spot Urine Samples as Predictors of Internal Dose	16
Accelerated Hydrolysis Method for Producing Partially Degraded Polyester Microplastic Fiber Reference Materials	16
Long-Term Warming Decreases Redox Capacity of Soil Organic Matter	16
Magnetic Particles Unintentionally Emitted from Anthropogenic Sources: Iron and Steel Plants	16
Rapid and Reproducible Characterization of the Wavelength Dependence of Aquatic Photochemical Reactions Using Light-Emitting Diodes	16
Complementing RNA Detection with Pharmaceutical Monitoring for Early Warning of Viral Outbreaks through Wastewater-Based Epidemiology	16
Real-Time Measurements of Botanical Disinfectant Emissions, Transformations, and Multiphase Inhalation Exposures in Buildings	16
Occurrence of Mercurous [Hg(I)] Species in Environmental Solid Matrices as Probed by Mild 2-Mercaptoethanol Extraction and HPLC-ICP-MS Analysis	16