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Environmental Sciences

D-Index
62
Citations
11251
World Ranking
2664
National Ranking
1067

Overview

James Walega is affiliated with the Institute of Arctic and Alpine Research in the United States. Their research primarily focuses on atmospheric sciences and environmental studies concerning air quality, atmospheric chemistry, and climate-related topics.

The scientist has contributed extensively to the fields of Earth and Planetary Sciences as well as Environmental Science. Their work involves major subfields including Atmospheric Science, Global and Planetary Change, Health, Toxicology and Mutagenesis, Environmental Engineering, and Automotive Engineering.

Key topics covered in their research include:

  • Atmospheric chemistry and aerosols
  • Atmospheric Ozone and Climate
  • Air Quality and Health Impacts
  • Atmospheric and Environmental Gas Dynamics
  • Atmospheric aerosols and clouds
  • Air Quality Monitoring and Forecasting
  • Vehicle emissions and performance

Among their recent scholarly publications are:

  • Ozone chemistry in western U.S. wildfire plumes, 2021, Science Advances
  • Secondary organic aerosols from anthropogenic volatile organic compounds contribute substantially to air pollution mortality, 2021, Atmospheric chemistry and physics
  • Observation-based modeling of ozone chemistry in the Seoul metropolitan area during the Korea-United States Air Quality Study (KORUS-AQ), 2020, Elementa Science of the Anthropocene
  • Top-down estimates of anthropogenic VOC emissions in South Korea using formaldehyde vertical column densities from aircraft during the KORUS-AQ campaign, 2021, Elementa Science of the Anthropocene
  • Airborne formaldehyde and volatile organic compound measurements over the Daesan petrochemical complex on Korea's northwest coast during the Korea-United States Air Quality study, 2020, Elementa Science of the Anthropocene

The scientist frequently publishes in the following venues:

  • Journal of Geophysical Research Atmospheres
  • Atmospheric chemistry and physics
  • Elementa Science of the Anthropocene
  • Science Advances
  • Atmospheric Environment

Frequent collaborators in their research work include Alan Fried, Dirk Richter, P. Weibring, Glenn S. Diskin, and D. R. Blake. These partnerships highlight active participation in multidisciplinary atmospheric science research.

Best Publications

  • Chemical mechanisms of acid generation in the troposphere

    Jack G. Calvert;Allan Lazrus;Gregory L. Kok;Brian G. Heikes

  • Emissions from biomass burning in the Yucatan

    R. J. Yokelson;J. D. Crounse;P. F. DeCarlo;P. F. DeCarlo;T. Karl

  • Partitioning and budget of NO y species during the Mauna Loa Observatory Photochemistry Experiment

    E. L. Atlas;B. A. Ridley;G. Hubler;J. G. Walega

  • Organic aerosol formation in urban and industrial plumes near Houston and Dallas, Texas

    R. Bahreini;R. Bahreini;B. Ervens;B. Ervens;A. M. Middlebrook;C. Warneke;C. Warneke

  • Analysis of the atmospheric distribution, sources, and sinks of oxygenated volatile organic chemicals based on measurements over the Pacific during TRACE‐P

    H. B. Singh;L. J. Salas;R. B. Chatfield;E. Czech

  • Measurements and model simulations of the photostationary state during the Mauna Loa Observatory Photochemistry Experiment: Implications for radical concentrations and ozone production and loss rates

    B. A. Ridley;S. Madronich;R. B. Chatfield;J. G. Walega

  • Chemistry of hydrogen oxide radicals (HO x ) in the Arctic troposphere in spring

    Jialin Mao;Daniel J. Jacob;M. J. Evans;J. R. Olson

  • Formaldehyde Distribution over North America: Implications for Satellite Retrievals of Formaldehyde Columns and Isoprene Emission

    Dylan B. Millet;Daniel J. Jacob;Solène Turquety;Rynda C. Hudman

  • Ozone chemistry in western U.S. wildfire plumes

    Unknown

  • The Deep Convective Clouds and Chemistry (DC3) Field Campaign

    Mary C. Barth;Christopher A. Cantrell;William H. Brune;Steven A. Rutledge

  • Primary and secondary sources of formaldehyde in urban atmospheres: Houston Texas region

    D. D. Parrish;T. B. Ryerson;Johan Mellqvist;John Johansson

  • Development of a tunable mid-IR difference frequency laser source for highly sensitive airborne trace gas detection.

    Richter D;Fried A;Wert Bp;Walega Jg

  • A study of the photochemistry and ozone budget during the Mauna Loa Observatory Photochemistry Experiment

    S. C. Liu;M. Trainer;M. A. Carroll;G. Hübler

  • H2O2, O3 and SO2 measurements in the lower troposphere over the eastern United States during fall

    Brian G. Heikes;Gregory L. Kok;James G. Walega;Allan L. Lazrus

  • A small, high-sensitivity, medium-response ozone detector suitable for measurements from light aircraft

    B. A. Ridley;F. E. Grahek;J. G. Walega

  • Regional ozone and urban plumes in the southeastern United States: Birmingham, A case study

    M. Trainer;B. A. Ridley;M. P. Buhr;G. Kok

  • New insights into the column CH2O/NO2 ratio as an indicator of near-surface ozone sensitivity

    Jason R. Schroeder;James H. Crawford;Alan Fried;James Walega

  • Distributions of NO, NOx, NOy, and O3 to 12 km altitude during the summer monsoon season over New Mexico

    B. A. Ridley;J. G. Walega;J. E. Dye;F. E. Grahek

  • Intercomparison of NO2 measurement techniques

    F. C. Fehsenfeld;J. W. Drummond;U. K. Roychowdhury;P. J. Galvin

  • Chemical evolution of volatile organic compounds in the outflow of the Mexico City metropolitan area

    E. C. Apel;L. K. Emmons;T. Karl;F. Flocke

  • The behavior of some organic nitrates at Boulder and Niwot Ridge, Colorado

    B. A. Ridley;J. D. Shetter;J. G. Walega;S. Madronich

  • Secondary organic aerosols from anthropogenic volatile organic compounds contribute substantially to air pollution mortality

    Benjamin A. Nault;Benjamin A. Nault;Duseong S. Jo;Duseong S. Jo;Brian C. McDonald;Brian C. McDonald;Pedro Campuzano-Jost;Pedro Campuzano-Jost

  • Observing atmospheric formaldehyde (HCHO) from space: validation and intercomparison of six retrievals from four satellites (OMI, GOME2A, GOME2B, OMPS) with SEAC4RS aircraft observations over the Southeast US.

    Lei Zhu;Daniel J. Jacob;Patrick S. Kim;Jenny A. Fisher

  • Is the Arctic Surface Layer a Source and Sink of NOx in Winter/Spring?

    B. Ridley;J. Walega;D. Montzka;F. Grahek

  • On the production of active nitrogen by thunderstorms over New Mexico

    B. A. Ridley;J. E. Dye;J. G. Walega;J. Zheng

Frequent Co-Authors

Alan Fried
Alan Fried University of Colorado Boulder
Brian A. Ridley
Brian A. Ridley National Center for Atmospheric Research
Andrew J. Weinheimer
Andrew J. Weinheimer National Center for Atmospheric Research
Donald R. Blake
Donald R. Blake University of California, Irvine
Brian G. Heikes
Brian G. Heikes University of Rhode Island
Christopher A. Cantrell
Christopher A. Cantrell University of Colorado Boulder
Frank Flocke
Frank Flocke National Center for Atmospheric Research
Nicola J. Blake
Nicola J. Blake University of California, Irvine
James H. Crawford
James H. Crawford Langley Research Center
Armin Wisthaler
Armin Wisthaler University of Oslo

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