Atmospheric Chemistry and Physics

Article	Citations
The acidity of atmospheric particles and clouds	322
Increases in surface ozone pollution in China from 2013 to 2019: anthropogenic and meteorological influences	295
Worsening urban ozone pollution in China from 2013 to 2017 – Part 1: The complex and varying roles of meteorology	196
Long-term historical trends in air pollutant emissions in Asia: Regional Emission inventory in ASia (REAS) version 3	192
Worsening urban ozone pollution in China from 2013 to 2017 – Part 2: The effects of emission changes and implications for multi-pollutant control	173
Effective radiative forcing and adjustments in CMIP6 models	142
Contribution of the world's main dust source regions to the global cycle of desert dust	122
Dynamic projection of anthropogenic emissions in China: methodology and 2015–2050 emission pathways under a range of socio-economic, climate policy, and pollution control scenarios	114
Meteorology-normalized impact of the COVID-19 lockdown upon NO<sub>2</sub> pollution in Spain	103
Investigation of near-global daytime boundary layer height using high-resolution radiosondes: first results and comparison with ERA5, MERRA-2, JRA-55, and NCEP-2 reanalyses	100
Separating emission and meteorological contributions to long-term PM<sub>2.5</sub> trends over eastern China during 2000–2018	99
Historical and future changes in air pollutants from CMIP6 models	98
Formation mechanisms of atmospheric nitrate and sulfate during the winter haze pollution periods in Beijing: gas-phase, heterogeneous and aqueous-phase chemistry	98
Spatial and temporal changes of the ozone sensitivity in China based on satellite and ground-based observations	93
AeroCom phase III multi-model evaluation of the aerosol life cycle and optical properties using ground- and space-based remote sensing as well as surface in situ observations	91
An overview of the ORACLES (ObseRvations of Aerosols above CLouds and their intEractionS) project: aerosol–cloud–radiation interactions in the southeast Atlantic basin	88
COVID-19 lockdowns highlight a risk of increasing ozone pollution in European urban areas	87
Global impact of COVID-19 restrictions on the surface concentrations of nitrogen dioxide and ozone	86
Tropospheric ozone in CMIP6 simulations	85
Himawari-8-derived diurnal variations in ground-level PM<sub>2.5</sub> pollution across China using the fast space-time Light Gradient Boosting Machine (LightGBM)	85
Time-resolved emission reductions for atmospheric chemistry modelling in Europe during the COVID-19 lockdowns	81
Review of experimental studies of secondary ice production	81
Opinion: Cloud-phase climate feedback and the importance of ice-nucleating particles	78
On the climate sensitivity and historical warming evolution in recent coupled model ensembles	77
A microphysics guide to cirrus – Part 2: Climatologies of clouds and humidity from observations	77

Ozone pollution over China and India: seasonality and sources	75
Hadley cell expansion in CMIP6 models	71
Remote sensing of methane leakage from natural gas and petroleum systems revisited	71
Nitrate-dominated PM<sub>2.5</sub> and elevation of particle pH observed in urban Beijing during the winter of 2017	69
Sulfuric acid–amine nucleation in urban Beijing	68
Assessment of natural and anthropogenic aerosol air pollution in the Middle East using MERRA-2, CAMS data assimilation products, and high-resolution WRF-Chem model simulations	67
Attribution of the accelerating increase in atmospheric methane during 2010–2018 by inverse analysis of GOSAT observations	66
Quantifying methane emissions from the global scale down to point sources using satellite observations of atmospheric methane	66
H migration in peroxy radicals under atmospheric conditions	65
Advances in air quality research – current and emerging challenges	65
Molecular understanding of new-particle formation from <i>α</i>-pinene between −50 and +25 °C	65
Effective radiative forcing from emissions of reactive gases and aerosols – a multi-model comparison	64
Smoke of extreme Australian bushfires observed in the stratosphere over Punta Arenas, Chile, in January 2020: optical thickness, lidar ratios, and depolarization ratios at 355 and 532 nm	64
Ground-level gaseous pollutants (NO2, SO2, and CO) in China: daily seamless mapping and spatiotemporal variations	64
Sources of volatile organic compounds and policy implications for regional ozone pollution control in an urban location of Nanjing, East China	63
The increasing atmospheric burden of the greenhouse gas sulfur hexafluoride (SF<sub>6</sub>)	62
Climate consequences of hydrogen emissions	62
Secondary organic aerosols from anthropogenic volatile organic compounds contribute substantially to air pollution mortality	61
Evaluating the sensitivity of radical chemistry and ozone formation to ambient VOCs and NO<sub><i>x</i></sub> in Beijing	61
Carbon and air pollutant emissions from China's cement industry 1990–2015: trends, evolution of technologies, and drivers	61
Observing carbon dioxide emissions over China's cities and industrial areas with the Orbiting Carbon Observatory-2	61
Improved representation of the global dust cycle using observational constraints on dust properties and abundance	60
Uncertainties in the Emissions Database for Global Atmospheric Research (EDGAR) emission inventory of greenhouse gases	60
Stratospheric aerosol layer perturbation caused by the 2019 Raikoke and Ulawun eruptions and their radiative forcing	60
Acidity and the multiphase chemistry of atmospheric aqueous particles and clouds	59
Emission inventory of air pollutants and chemical speciation for specific anthropogenic sources based on local measurements in the Yangtze River Delta region, China	59
Characterization of organic aerosol across the global remote troposphere: a comparison of ATom measurements and global chemistry models	59
Elevated levels of OH observed in haze events during wintertime in central Beijing	58
Impact of biomass burning aerosols on radiation, clouds, and precipitation over the Amazon: relative importance of aerosol–cloud and aerosol–radiation interactions	57
Enhanced growth rate of atmospheric particles from sulfuric acid	57
Global tropospheric halogen (Cl, Br, I) chemistry and its impact on oxidants	57
UK surface NO<sub>2</sub> levels dropped by 42 % during the COVID-19 lockdown: impact on surface O<sub>3</sub>	56
Rapid increase in summer surface ozone over the North China Plain during 2013–2019: a side effect of particulate matter reduction control?	56
The CLoud–Aerosol–Radiation Interaction and Forcing: Year 2017 (CLARIFY-2017) measurement campaign	55
Characterization of the light-absorbing properties, chromophore composition and sources of brown carbon aerosol in Xi'an, northwestern China	55
Quantifying the emission changes and associated air quality impacts during the COVID-19 pandemic on the North China Plain: a response modeling study	55
Evaluated kinetic and photochemical data for atmospheric chemistry: Volume VII – Criegee intermediates	55
Volatile organic compounds and ozone air pollution in an oil production region in northern China	55
Evaluating stratospheric ozone and water vapour changes in CMIP6 models from 1850 to 2100	54
Modulation of radiative aerosols effects by atmospheric circulation over the Euro-Mediterranean region	54
Exploring wintertime regional haze in northeast China: role of coal and biomass burning	54
Comparative assessment of TROPOMI and OMI formaldehyde observations and validation against MAX-DOAS network column measurements	54
Global methane budget and trend, 2010–2017: complementarity of inverse analyses using in situ (GLOBALVIEWplus CH<sub>4</sub> ObsPack) and satellite (GOSAT) observations	53
Spatiotemporal variation, sources, and secondary transformation potential of volatile organic compounds in Xi'an, China	53
How well do the CMIP6 models simulate dust aerosols?	52
Multidecadal trend analysis of in situ aerosol radiative properties around the world	52
Development of ozone reactivity scales for volatile organic compounds in a Chinese megacity	52
Measurement report: Important contributions of oxygenated compounds to emissions and chemistry of volatile organic compounds in urban air	52
Concurrent variation in oil and gas methane emissions and oil price during the COVID-19 pandemic	52
Global distribution of methane emissions: a comparative inverse analysis of observations from the TROPOMI and GOSAT satellite instruments	51

Estimating lockdown-induced European NO<sub>2</sub> changes using satellite and surface observations and air quality models	51
Accelerated increases in global and Asian summer monsoon precipitation from future aerosol reductions	51
Heavy air pollution with a unique “non-stagnant” atmospheric boundary layer in the Yangtze River middle basin aggravated by regional transport of PM<sub>2.5</sub> over Chin	51
Trends in global tropospheric hydroxyl radical and methane lifetime since 1850 from AerChemMIP	51
Decadal changes in anthropogenic source contribution of PM<sub>2.5</sub> pollution and related health impacts in China, 1990–2015	50
The global dust cycle and uncertainty in CMIP5 (Coupled Model Intercomparison Project phase 5) models	49
Exploring the drivers of the increased ozone production in Beijing in summertime during 2005–2016	49
Constraining the Twomey effect from satellite observations: issues and perspectives	48
Sensitivity analysis of the surface ozone and fine particulate matter to meteorological parameters in China	47
Record-breaking dust loading during two mega dust storm events over northern China in March 2021: aerosol optical and radiative properties and meteorological drivers	47
Ambient nitro-aromatic compounds – biomass burning versus secondary formation in rural China	47
Predictions of the glass transition temperature and viscosity of organic aerosols from volatility distributions	46
Quantifying the range of the dust direct radiative effect due to source mineralogy uncertainty	46
Recommendations on benchmarks for numerical air quality model applications in China – Part 1: PM<sub>2.5</sub> and chemical species	46
Molecular understanding of the suppression of new-particle formation by isoprene	46
The evolutionary behavior of chromophoric brown carbon during ozone aging of fine particles from biomass burning	45
Particle aging and aerosol–radiation interaction affect volcanic plume dispersion: evidence from the Raikoke 2019 eruption	45
Meteorology-driven variability of air pollution (PM<sub>1</sub>) revealed with explainable machine learning	45
Heterogeneous formation of particulate nitrate under ammonium-rich regimes during the high-PM<sub>2.5</sub> events in Nanjing, China	45
Measurement report: Distinct emissions and volatility distribution of intermediate-volatility organic compounds from on-road Chinese gasoline vehicles: implication of high secondary organic aerosol fo	45
Opportunistic experiments to constrain aerosol effective radiative forcing	45
The mechanisms and seasonal differences of the impact of aerosols on daytime surface urban heat island effect	44
Long-term trend of ozone pollution in China during 2014–2020: distinct seasonal and spatial characteristics and ozone sensitivity	44
The nitrogen budget of laboratory-simulated western US wildfires during the FIREX 2016 Fire Lab study	44
Direct and semi-direct radiative forcing of biomass-burning aerosols over the southeast Atlantic (SEA) and its sensitivity to absorbing properties: a regional climate modeling study	44
Optical properties and molecular compositions of water-soluble and water-insoluble brown carbon (BrC) aerosols in northwest China	44
Four years of global carbon cycle observed from the Orbiting Carbon Observatory 2 (OCO-2) version 9 and in situ data and comparison to OCO-2 version 7	44
Characterization and comparison of PM<sub>2.5</sub> oxidative potential assessed by two acellular assays	44
Impacts of the COVID-19 lockdown on air pollution at regional and urban background sites in northern Italy	43
Aerosol pH and chemical regimes of sulfate formation in aerosol water during winter haze in the North China Plain	43
Comprehensive analyses of source sensitivities and apportionments of PM<sub>2.5</sub> and ozone over Japan via multiple numerical techniques	43
Distinct impacts on precipitation by aerosol radiative effect over three different megacity regions of eastern China	43
Rapid evolution of aerosol particles and their optical properties downwind of wildfires in the western US	42
Biomass-burning-derived particles from a wide variety of fuels – Part 2: Effects of photochemical aging on particle optical and chemical properties	42
Reactive organic carbon emissions from volatile chemical products	42
Technical note: First comparison of wind observations from ESA's satellite mission Aeolus and ground-based radar wind profiler network of China	42
Effects of global ship emissions on European air pollution levels	42
Enhanced summertime ozone and SOA from biogenic volatile organic compound (BVOC) emissions due to vegetation biomass variability during 1981–2018 in China	42
Improving the prediction of an atmospheric chemistry transport model using gradient-boosted regression trees	41
Simulation of organic aerosol formation during the CalNex study: updated mobile emissions and secondary organic aerosol parameterization for intermediate-volatility organic compounds	41
Identifying the sources of uncertainty in climate model simulations of solar radiation modification with the G6sulfur and G6solar Geoengineering Model Intercomparison Project (GeoMIP) simulations	41
Rapid reduction in black carbon emissions from China: evidence from 2009–2019 observations on Fukue Island, Japan	41
Predicting secondary organic aerosol phase state and viscosity and its effect on multiphase chemistry in a regional-scale air quality model	41
Understanding processes that control dust spatial distributions with global climate models and satellite observations	41
Pan-Arctic seasonal cycles and long-term trends of aerosol properties from 10 observatories	40
Source characterization of volatile organic compounds measured by proton-transfer-reaction time-of-flight mass spectrometers in Delhi, India	40
High-resolution vertical distribution and sources of HONO and NO<sub>2</sub> in the nocturnal boundary layer in urban Beijing, China	39
Impact of NO<sub><i>x</i></sub> on secondary organic aerosol (SOA) formation from <i>α</i>-pinene and <i&	39
COVID-19 lockdown-induced changes in NO<sub>2</sub> levels across India observed by multi-satellite and surface observations	39
Tropospheric and stratospheric wildfire smoke profiling with lidar: mass, surface area, CCN, and INP retrieval	39
An AeroCom–AeroSat study: intercomparison of satellite AOD datasets for aerosol model evaluation	39
Chemical characterization of secondary organic aerosol at a rural site in the southeastern US: insights from simultaneous high-resolution time-of-flight aerosol mass spectrometer (HR-ToF-AMS) and FIGA	39
Newly identified climatically and environmentally significant high-latitude dust sources	38
Atmospheric oxidation capacity and ozone pollution mechanism in a coastal city of southeastern China: analysis of a typical photochemical episode by an observation-based model	38
Source attribution of Arctic black carbon and sulfate aerosols and associated Arctic surface warming during 1980–2018	38
Source apportionment of PM<sub>2.5</sub> in Shanghai based on hourly organic molecular markers and other source tracers	38
2010–2015 North American methane emissions, sectoral contributions, and trends: a high-resolution inversion of GOSAT observations of atmospheric methane	38
Net ozone production and its relationship to nitrogen oxides and volatile organic compounds in the marine boundary layer around the Arabian Peninsula	38
Changes in black carbon emissions over Europe due to COVID-19 lockdowns	38
Atmospheric conditions and composition that influence PM<sub>2.5</sub> oxidative potential in Beijing, China	38
Diagnosing ozone–NOx–VOC sensitivity and revealing causes of ozone increases in China based on 2013–2021 satellite retrievals	38
Anthropogenic and volcanic point source SO<sub>2</sub> emissions derived from TROPOMI on board Sentinel-5 Precursor: first results	38
Integrated impacts of synoptic forcing and aerosol radiative effect on boundary layer and pollution in the Beijing–Tianjin–Hebei region, China	37
Evaluation of climate model aerosol trends with ground-based observations over the last 2 decades – an AeroCom and CMIP6 analysis	37
Organosulfates in atmospheric aerosols in Shanghai, China: seasonal and interannual variability, origin, and formation mechanisms	37
Evaluating China's fossil-fuel CO<sub>2</sub> emissions from a comprehensive dataset of nine inventories	37
Contribution of hydroxymethanesulfonate (HMS) to severe winter haze in the North China Plain	37
The driving factors of new particle formation and growth in the polluted boundary layer	36
Seasonal contrast in size distributions and mixing state of black carbon and its association with PM<sub>1.0</sub> chemical composition from the eastern coast of India	36
Evaluation and intercomparison of wildfire smoke forecasts from multiple modeling systems for the 2019 Williams Flats fire	36
Climate-driven chemistry and aerosol feedbacks in CMIP6 Earth system models	36
Sea spray aerosol organic enrichment, water uptake and surface tension effects	36
Ship emissions around China under gradually promoted control policies from 2016 to 2019	36
Size-segregated particle number and mass concentrations from different emission sources in urban Beijing	36
Ship-based measurements of ice nuclei concentrations over the Arctic, Atlantic, Pacific and Southern oceans	36
Robust evidence for reversal of the trend in aerosol effective climate forcing	36
Mixing characteristics of refractory black carbon aerosols at an urban site in Beijing	36
Evaluation of the chemical composition of gas- and particle-phase products of aromatic oxidation	35
Polycyclic aromatic hydrocarbons (PAHs) and oxy- and nitro-PAHs in ambient air of the Arctic town Longyearbyen, Svalbard	35
Estimating CH<sub>4</sub>, CO<sub>2</sub> and CO emissions from coal mining and industrial activities in the Upper Silesian Coal Basin using an	35

Urban aerosol size distributions: a global perspective	35
Developing a novel hybrid model for the estimation of surface 8 h ozone (O<sub>3</sub>) across the remote Tibetan Plateau during 2005–2018	35
Sources and sinks driving sulfuric acid concentrations in contrasting environments: implications on proxy calculations	35
Chemical characterization of oxygenated organic compounds in the gas phase and particle phase using iodide CIMS with FIGAERO in urban air	35
Characterizing the spatiotemporal nitrogen stable isotopic composition of ammonia in vehicle plumes	35
Insight into PM<sub>2.5</sub> sources by applying positive matrix factorization (PMF) at urban and rural sites of Beijing	35
Influx of African biomass burning aerosol during the Amazonian dry season through layered transatlantic transport of black carbon-rich smoke	35
Linkage between dust cycle and loess of the Last Glacial Maximum in Europe	35
What have we missed when studying the impact of aerosols on surface ozone via changing photolysis rates?	35
A long-term estimation of biogenic volatile organic compound (BVOC) emission in China from 2001–2016: the roles of land cover change and climate variability	35
Global dust optical depth climatology derived from CALIOP and MODIS aerosol retrievals on decadal timescales: regional and interannual variability	34
Strong anthropogenic control of secondary organic aerosol formation from isoprene in Beijing	34
The 2019 Raikoke volcanic eruption – Part 1: Dispersion model simulations and satellite retrievals of volcanic sulfur dioxide	34
The promotion effect of nitrous acid on aerosol formation in wintertime in Beijing: the possible contribution of traffic-related emissions	34
Constraining remote oxidation capacity with ATom observations	34
Modeling secondary organic aerosol formation from volatile chemical products	34
The unexpected smoke layer in the High Arctic winter stratosphere during MOSAiC 2019–2020	34
Aqueous secondary organic aerosol formation from the direct photosensitized oxidation of vanillin in the absence and presence of ammonium nitrate	34
Correcting model biases of CO in East Asia: impact on oxidant distributions during KORUS-AQ	34
Investigation and amelioration of long-term instrumental drifts in water vapor and nitrous oxide measurements from the Aura Microwave Limb Sounder (MLS) and their implications for studies of variabili	34
The influence of residential wood combustion on the concentrations of PM<sub>2.5</sub> in four Nordic cities	34
Chemical composition, optical properties, and oxidative potential of water- and methanol-soluble organic compounds emitted from the combustion of biomass materials and coal	34
Disparities in particulate matter (PM<sub>10</sub>) origins and oxidative potential at a city scale (Grenoble, France) – Part 2: Sources of PM<sub>10</	34
Nighttime and daytime dark oxidation chemistry in wildfire plumes: an observation and model analysis of FIREX-AQ aircraft data	34
Measurement report: Long-term changes in black carbon and aerosol optical properties from 2012 to 2020 in Beijing, China	33
The characterization of Taklamakan dust properties using a multiwavelength Raman polarization lidar in Kashi, China	33
Effects of atmospheric circulations on the interannual variation in PM<sub>2.5</sub> concentrations over the Beijing–Tianjin–Hebei region in 2013–2018	33
Aerosol characteristics at the three poles of the Earth as characterized by Cloud–Aerosol Lidar and Infrared Pathfinder Satellite Observations	33
Aerosol radiative effects and feedbacks on boundary layer meteorology and PM<sub>2.5</sub> chemical components during winter haze events over the Beijing-Tianjin-Hebei regi	33
Characterization of carbonaceous aerosols in Singapore: insight from black carbon fragments and trace metal ions detected by a soot particle aerosol mass spectrometer	33
Exploring dimethyl sulfide (DMS) oxidation and implications for global aerosol radiative forcing	33
Global sensitivity analysis of chemistry–climate model budgets of tropospheric ozone and OH: exploring model diversity	33
Emissions of intermediate-volatility and semi-volatile organic compounds from domestic fuels used in Delhi, India	33
Large-scale synoptic drivers of co-occurring summertime ozone and PM<sub>2.5</sub> pollution in eastern China	33
Characterization of submicron particles by time-of-flight aerosol chemical speciation monitor (ToF-ACSM) during wintertime: aerosol composition, sources, and chemical processes in Guangzhou, China	33
Contrasting sources and processes of particulate species in haze days with low and high relative humidity in wintertime Beijing	33
Spatiotemporal variation and trends in equivalent black carbon in the Helsinki metropolitan area in Finland	33
Long-term multi-source data analysis about the characteristics of aerosol optical properties and types over Australia	32
Satellite quantification of oil and natural gas methane emissions in the US and Canada including contributions from individual basins	32
Model physics and chemistry causing intermodel disagreement within the VolMIP-Tambora Interactive Stratospheric Aerosol ensemble	32
Effects of marine organic aerosols as sources of immersion-mode ice-nucleating particles on high-latitude mixed-phase clouds	32
Wildfire smoke, Arctic haze, and aerosol effects on mixed-phase and cirrus clouds over the North Pole region during MOSAiC: an introduction	32
The ice-nucleating activity of Arctic sea surface microlayer samples and marine algal cultures	32
Influence of vessel characteristics and atmospheric processes on the gas and particle phase of ship emission plumes: in situ measurements in the Mediterranean Sea and around the Arabian Peninsula	32
Sources of nitrous acid (HONO) in the upper boundary layer and lower free troposphere of the North China Plain: insights from the Mount Tai Observatory	32
Urbanization-induced land and aerosol impacts on sea-breeze circulation and convective precipitation	32
Long-term trends in air quality in major cities in the UK and India: a view from space	32
Heterogeneous N<sub>2</sub>O<sub>5</sub> reactions on atmospheric aerosols at four Chinese sites: improving model representation of uptake param	32
Record low ozone values over the Arctic in boreal spring 2020	32
Three-dimensional climatology, trends, and meteorological drivers of global and regional tropospheric type-dependent aerosols: insights from 13 years (2007–2019) of CALIOP observations	32
Inconsistencies between chemistry–climate models and observed lower stratospheric ozone trends since 1998	32
Dehydration and low ozone in the tropopause layer over the Asian monsoon caused by tropical cyclones: Lagrangian transport calculations using ERA-Interim and ERA5 reanalysis data	32
Mobile monitoring of urban air quality at high spatial resolution by low-cost sensors: impacts of COVID-19 pandemic lockdown	32
Measurement report: Cloud processes and the transport of biological emissions affect southern ocean particle and cloud condensation nuclei concentrations	32
Projections of hydrofluorocarbon (HFC) emissions and the resulting global warming based on recent trends in observed abundances and current policies	31
Non-linear response of PM<sub>2.5</sub> to changes in NO<sub><i>x</i></sub> and NH<sub>3</sub&a	31
Importance of gas-particle partitioning of ammonia in haze formation in the rural agricultural environment	31
A comparison of PM<sub>2.5</sub>-bound polycyclic aromatic hydrocarbons in summer Beijing (China) and Delhi (India)	31
Source apportionment of atmospheric PM<sub>10</sub> oxidative potential: synthesis of 15 year-round urban datasets in France	31
Reassessment of shortwave surface cloud radiative forcing in the Arctic: consideration of surface-albedo–cloud interactions	31
Nitrous acid (HONO) emissions under real-world driving conditions from vehicles in a UK road tunnel	31
Impact of western Pacific subtropical high on ozone pollution over eastern China	31
The regional European atmospheric transport inversion comparison, EUROCOM: first results on European-wide terrestrial carbon fluxes for the period 2006–2015	31
Modeling the smoky troposphere of the southeast Atlantic: a comparison to ORACLES airborne observations from September of 2016	31
Are reactive oxygen species (ROS) a suitable metric to predict toxicity of carbonaceous aerosol particles?	31
Global modeling of cloud water acidity, precipitation acidity, and acid inputs to ecosystems	31
Seasonality of the particle number concentration and size distribution: a global analysis retrieved from the network of Global Atmosphere Watch (GAW) near-surface observatories	31
The combined effect of two westerly jet waveguides on heavy haze in the North China Plain in November and December 2015	30
Elucidating the pollution characteristics of nitrate, sulfate and ammonium in PM<sub>2.5</sub> in Chengdu, southwest China, based on 3-year measurements	30
Highly oxygenated organic molecule (HOM) formation in the isoprene oxidation by NO<sub>3</sub> radical	30
Improved gridded ammonia emission inventory in China	30
Scattered coal is the largest source of ambient volatile organic compounds during the heating season in Beijing	30
Measurements of traffic-dominated pollutant emissions in a Chinese megacity	30
Particle number concentrations and size distribution in a polluted megacity: the Delhi Aerosol Supersite study	30
Air mass physiochemical characteristics over New Delhi: impacts on aerosol hygroscopicity and cloud condensation nuclei (CCN) formation	30
Optical properties of Central Asian aerosol relevant for spaceborne lidar applications and aerosol typing at 355 and 532 nm	30
Methane mapping, emission quantification, and attribution in two European cities: Utrecht (NL) and Hamburg (DE)	30
The impact of ship emissions on air quality and human health in the Gothenburg area – Part 1: 2012 emissions	30
Measurement report: Vertical distribution of atmospheric particulate matter within the urban boundary layer in southern China – size-segregated chemical composition and secondary formation through clo	29
Evaluated kinetic and photochemical data for atmospheric chemistry: volume VIII – gas-phase reactions of organic species with four, or more, carbon atoms ( ≥  C<sub>4</sub>	29
Formation and sink of glyoxal and methylglyoxal in a polluted subtropical environment: observation-based photochemical analysis and impact evaluation	29
Haze pollution under a high atmospheric oxidization capacity in summer in Beijing: insights into formation mechanism of atmospheric physicochemical processes	29
North China Plain as a hot spot of ozone pollution exacerbated by extreme high temperatures	29
Sudden changes in nitrogen dioxide emissions over Greece due to lockdown after the outbreak of COVID-19	29
Exploring the inconsistent variations in atmospheric primary and secondary pollutants during the 2016 G20 summit in Hangzhou, China: implications from observations and models	29
The seasonal cycle of ice-nucleating particles linked to the abundance of biogenic aerosol in boreal forests	29
Climate and air quality impacts due to mitigation of non-methane near-term climate forcers	29
The long-term transport and radiative impacts of the 2017 British Columbia pyrocumulonimbus smoke aerosols in the stratosphere	29
Annual exposure to polycyclic aromatic hydrocarbons in urban environments linked to wintertime wood-burning episodes	29
Global total ozone recovery trends attributed to ozone-depleting substance (ODS) changes derived from five merged ozone datasets	29
Temporal and spatial analysis of ozone concentrations in Europe based on timescale decomposition and a multi-clustering approach	29
Decreasing trends of particle number and black carbon mass concentrations at 16 observational sites in Germany from 2009 to 2018	29
Composition and volatility of secondary organic aerosol (SOA) formed from oxidation of real tree emissions compared to simplified volatile organic compound (VOC) systems	29
An inversion of NO<sub><i>x</i></sub> and non-methane volatile organic compound (NMVOC) emissions using satellite observations during the KORUS-	29
Deep-convective influence on the upper troposphere–lower stratosphere composition in the Asian monsoon anticyclone region: 2017 StratoClim campaign results	29