selected publications
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chapter
- Observations: Atmosphere and Surface. 159-254. 2014
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journal article
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Diverging Ozone Trends Above Western North America: Boundary Layer Decreases Versus Free Tropospheric Increases.
Journal of Geophysical Research: Atmospheres.
2023
- Global trends in ozone concentration and attributable mortality for urban, peri-urban, and rural areas between 2000 and 2019: a modelling study. The Lancet Planetary Health. E958-E967. 2022
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Understanding recent tropospheric ozone trends in the context of large internal variability: a new perspective from chemistry-climate model ensembles.
025008-025008.
2022
-
Global tropospheric ozone trends, attributions, and radiative impacts in 1995-2017: an integrated analysis using aircraft (IAGOS) observations, ozonesonde, and multi-decadal chemical model simulations.
Atmospheric Chemistry and Physics.
13753-13782.
2022
-
GLOBAL CLIMATE.
Bulletin of the American Meteorological Society.
S20-S142.
2022
-
Global Climate.
Bulletin of the American Meteorological Society.
S11-S142.
2022
-
Estimates of ozone concentrations and attributable mortality in urban, peri-urban and rural areas worldwide in 2019.
Environmental Research Letters.
2022
-
Impact of the COVID-19 Economic Downturn on Tropospheric Ozone Trends: An Uncertainty Weighted Data Synthesis for Quantifying Regional Anomalies Above Western North America and Europe.
AGU Advances.
2022
-
GLOBAL CLIMATE.
Bulletin of the American Meteorological Society.
S11-S141.
2021
-
ENSO and Southeast Asian biomass burning modulate subtropical trans-Pacific ozone transport.
National Science Review.
2021
-
COVID-19 Crisis Reduces Free Tropospheric Ozone Across the Northern Hemisphere.
Geophysical Research Letters.
2021
-
Mapping Yearly Fine Resolution Global Surface Ozone through the Bayesian Maximum Entropy Data Fusion of Observations and Model Output for 1990-2017.
Environmental Science and Technology (Washington).
4389-4398.
2021
-
Did the COVID-19 Crisis Reduce Free Tropospheric Ozone across the Northern Hemisphere?
2020
-
Impacts of global NOx inversions on NO2 and ozone simulations.
Atmospheric Chemistry and Physics.
13109-13130.
2020
-
Global burden of 87 risk factors in 204 countries and territories, 1990-2019: a systematic analysis for the Global Burden of Disease Study 2019.
The Lancet.
1223-1249.
2020
-
Statistical regularization for trend detection: an integrated approach for detecting long-term trends from sparse tropospheric ozone profiles.
Atmospheric Chemistry and Physics.
9915-9938.
2020
-
Aircraft observations since the 1990s reveal increases of tropospheric ozone at multiple locations across the Northern Hemisphere.
Science Advances.
2020
- GLOBAL CLIMATE. Bulletin of the American Meteorological Society. S17-S127. 2020
-
State of the Climate in 2019.
Bulletin of the American Meteorological Society.
S1-S429.
2020
-
Multi-decadal surface ozone trends at globally distributed remote locations.
Elementa: Science of the Anthropocene.
2020
-
Tropospheric Ozone Assessment Report: A critical review of changes in the tropospheric ozone burden and budget from 1850 to 2100.
Elementa: Science of the Anthropocene.
2020
-
Tropospheric Ozone Assessment Report: Tropospheric ozone from 1877 to 2016, observed levels, trends and uncertainties.
Elementa: Science of the Anthropocene.
2019
- State of the Climate in 2018. Bulletin of the American Meteorological Society. S1-U24. 2019
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Detecting the fingerprints of observed climate change on surface ozone variability.
Science Bulletin.
359-360.
2019
-
A new method (M3Fusion v1) for combining observations and multiple model output for an improved estimate of the global surface ozone distribution.
Geoscientific Model Development.
955-978.
2019
-
Global, regional, and national comparative risk assessment of 84 behavioural, environmental and occupational, and metabolic risks or clusters of risks for 195 countries and territories, 1990-2017: a systematic analysis for the Global Burden of Disease Study 2017.
The Lancet.
1923-1994.
2018
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Seasonal ozone vertical profiles over North America using the AQMEII3 group of air quality models: model inter-comparison and stratospheric intrusions.
Atmospheric Chemistry and Physics.
13925-13945.
2018
- STATE OF THE CLIMATE IN 2017. Bulletin of the American Meteorological Society. S1-S310. 2018
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Severe Surface Ozone Pollution in China: A Global Perspective.
Environmental Science and Technology Letters.
487-494.
2018
-
Scientific assessment of background ozone over the US: Implications for air quality management.
Elementa: Science of the Anthropocene.
2018
-
Tropospheric Ozone Assessment Report: Present-day tropospheric ozone distribution and trends relevant to vegetation.
Elementa: Science of the Anthropocene.
2018
-
Tropospheric Ozone Assessment Report: Present-day distribution and trends of tropospheric ozone relevant to climate and global atmospheric chemistry model evaluation.
Elementa: Science of the Anthropocene.
2018
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Tropospheric Ozone Assessment Report: Present-day ozone distribution and trends relevant to human health.
Elementa: Science of the Anthropocene.
2018
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Tropospheric Ozone Assessment Report: Database and metrics data of global surface ozone observations.
Elementa: Science of the Anthropocene.
2017
-
Regional trend analysis of surface ozone observations from monitoring networks in eastern North America, Europe and East Asia.
Elementa: Science of the Anthropocene.
2017
-
State of the Climate in 2016.
Bulletin of the American Meteorological Society.
S1-S277.
2017
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The CU mobile Solar Occultation Flux instrument: structure functions and emission rates of NH3, NO2 and C2H6.
Atmospheric Measurement Techniques.
373-392.
2017
-
Tropospheric ozone change from 1980 to 2010 dominated by equatorward redistribution of emissions.
Nature Geoscience.
875-+.
2016
-
Diurnal cycle of ozone throughout the troposphere over Frankfurt as measured by MOZAIC-IAGOS commercial aircraft.
Elementa: Science of the Anthropocene.
2016
-
Significant increase of summertime ozone at Mount Tai in Central Eastern China.
Atmospheric Chemistry and Physics.
10637-10650.
2016
- State of the Climate in 2015. Bulletin of the American Meteorological Society. S1-S275. 2016
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Revisiting the evidence of increasing springtime ozone mixing ratios in the free troposphere over western North America.
Geophysical Research Letters.
8719-8728.
2015
-
Trends and variability in surface ozone over the United States.
Journal of Geophysical Research: Atmospheres.
9020-9042.
2015
-
STATE OF THE CLIMATE IN 2014.
Bulletin of the American Meteorological Society.
S1-S267.
2015
-
Challenges of a lowered US ozone standard.
Science.
1096-1097.
2015
-
An overview of the 2013 Las Vegas Ozone Study (LVOS): Impact of stratospheric intrusions and long-range transport on surface air quality.
Atmospheric Environment.
305-322.
2015
-
Introduction to the special issue on observations and source attribution of ozone in rural regions of the western United States Preface.
Atmospheric Environment.
279-281.
2015
-
Origins of aerosol chlorine during winter over north central Colorado, USA.
Journal of Geophysical Research: Atmospheres.
678-694.
2015
-
Tropospheric ozone and its precursors from the urban to the global scale from air quality to short-lived climate forcer.
Atmospheric Chemistry and Physics.
8889-8973.
2015
-
Transport effects on the vertical distribution of tropospheric ozone over western India.
Journal of Geophysical Research: Atmospheres.
10012-10026.
2014
-
STATE OF THE CLIMATE IN 2013.
Bulletin of the American Meteorological Society.
S1-S257.
2014
-
Long-term changes in lower tropospheric baseline ozone concentrations: Comparing chemistry-climate models and observations at northern midlatitudes.
Journal of Geophysical Research: Atmospheres.
5719-5736.
2014
-
Transport of NOx in East Asia identified by satellite and in situ measurements and Lagrangian particle dispersion model simulations.
Journal of Geophysical Research: Atmospheres.
2574-2596.
2014
-
Flow climatology for physicochemical properties of dichotomous aerosol over the western North Atlantic Ocean at Bermuda.
Atmospheric Chemistry and Physics.
691-717.
2014
-
Long-term trends in aerosol and precipitation composition over the western North Atlantic Ocean at Bermuda.
Atmospheric Chemistry and Physics.
8119-8135.
2014
-
Vertically resolved chemical characteristics and sources of submicron aerosols measured on a Tall Tower in a suburban area near Denver, Colorado in winter.
Journal of Geophysical Research: Atmospheres.
13591-13605.
2013
-
Impact of Southern California anthropogenic emissions on ozone pollution in the mountain states: Model analysis and observational evidence from space.
Journal of Geophysical Research: Atmospheres.
12784-12803.
2013
-
State of the Climate in 2012.
Bulletin of the American Meteorological Society.
S1-S240.
2013
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The 2010 California Research at the Nexus of Air Quality and Climate Change (CalNex) field study.
Journal of Geophysical Research: Atmospheres.
5830-5866.
2013
-
Lower tropospheric ozone at northern midlatitudes: Changing seasonal cycle.
Geophysical Research Letters.
1631-1636.
2013
-
Long-term ozone trends at rural ozone monitoring sites across the United States, 1990-2010.
Journal of Geophysical Research: Atmospheres.
2012
-
Springtime high surface ozone events over the western United States: Quantifying the role of stratospheric intrusions.
Journal of Geophysical Research: Atmospheres.
2012
-
Transport of Asian ozone pollution into surface air over the western United States in spring.
Journal of Geophysical Research: Atmospheres.
2012
-
Stratospheric influence on surface ozone in the Los Angeles area during late spring and early summer of 2010.
Journal of Geophysical Research: Atmospheres.
2012
-
Long-term changes in lower tropospheric baseline ozone concentrations at northern mid-latitudes.
Atmospheric Chemistry and Physics.
11485-11504.
2012
-
Measurement of western US baseline ozone from the surface to the tropopause and assessment of downwind impact regions.
Journal of Geophysical Research: Atmospheres.
2011
-
Black carbon measurements in the Pearl River Delta region of China.
Journal of Geophysical Research: Atmospheres.
2011
-
Characteristics, sources, and transport of aerosols measured in spring 2008 during the aerosol, radiation, and cloud processes affecting Arctic Climate (ARCPAC) Project.
Atmospheric Chemistry and Physics.
2423-2453.
2011
-
Cloud condensation nuclei as a modulator of ice processes in Arctic mixed-phase clouds.
Atmospheric Chemistry and Physics.
8003-8015.
2011
-
In-situ observation of Asian pollution transported into the Arctic lowermost stratosphere.
Atmospheric Chemistry and Physics.
10975-10994.
2011
-
Modeling ozone plumes observed downwind of New York City over the North Atlantic Ocean during the ICARTT field campaign.
Atmospheric Chemistry and Physics.
7375-7397.
2011
-
High-resolution tropospheric ozone fields for INTEX and ARCTAS from IONS ozonesondes.
Journal of Geophysical Research: Atmospheres.
2010
-
Variations in ozone depletion potentials of very short-lived substances with season and emission region.
Geophysical Research Letters.
2010
-
Increasing springtime ozone mixing ratios in the free troposphere over western North America.
Nature.
344-348.
2010
-
Historical (1850-2000) gridded anthropogenic and biomass burning emissions of reactive gases and aerosols: methodology and application.
Atmospheric Chemistry and Physics.
7017-7039.
2010
-
Ozone variability and halogen oxidation within the Arctic and sub-Arctic springtime boundary layer.
Atmospheric Chemistry and Physics.
10223-10236.
2010
-
Atmospheric composition change - global and regional air quality.
Atmospheric Environment.
5268-5350.
2009
-
Summertime buildup and decay of lightning NOx and aged thunderstorm outflow above North America.
Journal of Geophysical Research: Atmospheres.
2009
-
Effect of biomass burning on marine stratocumulus clouds off the California coast.
Atmospheric Chemistry and Physics.
8841-8856.
2009
-
Characterization of the composition, structure, and seasonal variation of the mixing layer above the extratropical tropopause as revealed by MOZAIC measurements.
Journal of Geophysical Research: Atmospheres.
2008
-
Sources of particulate matter in the northeastern United States in summer: 2. Evolution of chemical and microphysical properties.
Journal of Geophysical Research: Atmospheres.
2008
-
Evidence for a recurring eastern North America upper tropospheric ozone maximum during summer.
Journal of Geophysical Research: Atmospheres.
2007
-
Comparison of Canadian air quality forecast models with tropospheric ozone profile measurements above midlatitude North America during the IONS/ICARTT campaign: Evidence for stratospheric input.
Journal of Geophysical Research: Atmospheres.
2007
-
Intercontinental Chemical Transport Experiment Ozonesonde Network Study (IONS) 2004: 1. Summertime upper troposphere/lower stratosphere ozone over northeastern North America.
Journal of Geophysical Research: Atmospheres.
2007
-
Transport in the subtropical lowermost stratosphere during the Cirrus Regional Study of Tropical Anvils and Cirrus Layers-Florida Area Cirrus Experiment.
Journal of Geophysical Research: Atmospheres.
2007
-
Mixing between a stratospheric intrusion and a biomass burning plume.
Atmospheric Chemistry and Physics.
4229-4235.
2007
-
Large upper tropospheric ozone enhancements above midlatitude North America during summer: In situ evidence from the IONS and MOZAIC ozone measurement network.
Journal of Geophysical Research: Atmospheres.
2006
-
Biomass burning and anthropogenic sources of CO over New England in the summer 2004.
Journal of Geophysical Research: Atmospheres.
2006
-
An analysis of the mechanisms of North American pollutant transport to the central North Atlantic lower free troposphere.
Journal of Geophysical Research: Atmospheres.
2006
-
Stratosphere-troposphere exchange in a summertime extratropical low: analysis.
Atmospheric Chemistry and Physics.
2337-2353.
2006
-
Volatile organic compounds composition of merged and aged forest fire plumes from Alaska and western Canada.
Journal of Geophysical Research: Atmospheres.
2006
-
Estimating the NO(x) produced by lightning from GOME and NLDN data: a case study in the Gulf of Mexico.
Atmospheric Chemistry and Physics.
1075-1089.
2006
-
Direct transport of midlatitude stratospheric ozone into the lower troposphere and marine boundary layer of the tropical Pacific Ocean.
Journal of Geophysical Research: Atmospheres.
2005
-
Climate change and global wine quality.
Climatic Change: an interdisciplinary, international journal devoted to the description, causes and implications of climatic change.
319-343.
2005
-
Turbulence and gravity waves within an upper-level front.
Journal of the Atmospheric Sciences.
3885-3908.
2005
-
A springtime comparison of tropospheric ozone and transport pathways on the east and west coasts of the United States.
Journal of Geophysical Research: Atmospheres.
2005
-
Intercontinental air pollution transport from North America to Europe: Experimental evidence from airborne measurements and surface observations.
Journal of Geophysical Research: Atmospheres.
2005
-
Ozone production in transpacific Asian pollution plumes and implications for ozone air quality in California.
Journal of Geophysical Research: Atmospheres.
2004
-
Intercontinental Transport and Chemical Transformation 2002 (ITCT 2K2) and Pacific Exploration of Asian Continental Emission (PEACE) experiments: An overview of the 2002 winter and spring intensives.
Journal of Geophysical Research: Atmospheres.
2004
-
Gas-phase chemical characteristics of Asian emission plumes observed during ITCT 2K2 over the eastern North Pacific Ocean.
Journal of Geophysical Research: Atmospheres.
2004
-
Photochemistry, ozone production, and dilution during long-range transport episodes from Eurasia to the northwest United States.
Journal of Geophysical Research: Atmospheres.
2004
-
A case study of stratosphere-troposphere exchange during the 1996 North Atlantic Regional Experiment.
Journal of Geophysical Research: Atmospheres.
2004
-
Chemical composition of air masses transported from Asia to the U. S. West Coast during ITCT 2K2: Fossil fuel combustion versus biomass-burning signatures.
Journal of Geophysical Research: Atmospheres.
2004
-
Forecasting for a Lagrangian aircraft campaign.
Atmospheric Chemistry and Physics.
1113-1124.
2004
-
Impact of Asian emissions on observations at Trinidad Head, California, during ITCT 2K2.
Journal of Geophysical Research: Atmospheres.
2004
-
Particle characteristics following cloud-modified transport from Asia to North America.
Journal of Geophysical Research: Atmospheres.
2004
-
A case study of transpacific warm conveyor belt transport: Influence of merging airstreams on trace gas import to North America.
Journal of Geophysical Research: Atmospheres.
2004
-
On the life cycle of a stratospheric intrusion and its dispersion into polluted warm conveyor belts.
Journal of Geophysical Research: Atmospheres.
2004
-
A cautionary note on the use of meteorological analysis fields for quantifying atmospheric mixing.
Journal of the Atmospheric Sciences.
1446-1453.
2004
-
Lagrangian transport model forecasts and a transport climatology for the Intercontinental Transport and Chemical Transformation 2002 (ITCT 2K2) measurement campaign.
Journal of Geophysical Research: Atmospheres.
2004
- Climate change and global wine quality. Bulletin of the American Meteorological Society. 504-+. 2004
-
Rapid intercontinental air pollution transport associated with a meteorological bomb.
Atmospheric Chemistry and Physics.
969-985.
2003
-
Intercontinental transport and its influence on the ozone concentrations over central Europe: Three case studies.
Journal of Geophysical Research: Atmospheres.
2003
-
A backward modeling study of intercontinental pollution transport using aircraft measurements.
Journal of Geophysical Research: Atmospheres.
2003
-
Forecast, observation and modelling of a deep stratospheric intrusion event over Europe.
Atmospheric Chemistry and Physics.
763-777.
2003
-
Trace gas composition of midlatitude cyclones over the western North Atlantic Ocean: A conceptual model.
Journal of Geophysical Research: Atmospheres.
2002
-
Trace gas composition of midlatitude cyclones over the western North Atlantic Ocean: A seasonal comparison of O-3 and CO.
Journal of Geophysical Research: Atmospheres.
2002
-
A study of formaldehyde chemistry above a forest canopy.
Journal of Geophysical Research: Atmospheres.
24387-24405.
2001
-
Observations of reactive oxidized nitrogen and speciation of NOy during the PROPHET summer 1998 intensive.
Journal of Geophysical Research: Atmospheres.
24359-24386.
2001
-
PROPHET 1998 meteorological overview and air-mass classification.
Journal of Geophysical Research: Atmospheres.
24289-24299.
2001
-
Trace gas signatures of the airstreams within North Atlantic cyclones: Case studies from the North Atlantic Regional Experiment (NARE '97) aircraft intensive.
Journal of Geophysical Research: Atmospheres.
5437-5456.
2001
-
Mixing of anthropogenic pollution with stratospheric ozone: A case study from the North Atlantic wintertime troposphere.
Journal of Geophysical Research: Atmospheres.
24363-24374.
2000
-
Meteorological controls on ozone at an elevated eastern United States regional background monitoring site.
Journal of Geophysical Research: Atmospheres.
6855-6869.
2000
-
Influence of springtime weather systems on vertical ozone distributions over three North American sites.
Journal of Geophysical Research: Atmospheres.
22001-22013.
1998
-
Diverging Ozone Trends Above Western North America: Boundary Layer Decreases Versus Free Tropospheric Increases.
Journal of Geophysical Research: Atmospheres.
2023