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D-Index & Metrics

Environmental Sciences

D-Index
66
Citations
16925
World Ranking
2075
National Ranking
848

Overview

William C. Malm is affiliated with Colorado State University in the United States and has conducted research primarily within the fields of Environmental Science and Earth and Planetary Sciences. Their work focuses on various aspects of atmospheric composition and air quality.

Their recent publications encompass several topics related to atmospheric science, including aerosol light scattering, particulate matter, and the impacts of legislation on air quality. Notable recent papers include the following:

  • Evaluating the PurpleAir monitor as an aerosol light scattering instrument, 2022, Atmospheric Measurement Techniques
  • Thirty years of the Clean Air Act Amendments: Impacts on haze in remote regions of the United States (1990-2018), 2020, Atmospheric Environment
  • Implications of Organic Mass to Carbon Ratios Increasing Over Time in the Rural United States, 2020, Journal of Geophysical Research Atmospheres
  • Spatial and Seasonal Variability of Remote and Urban Speciated Fine Particulate Matter in the United States, 2024, Journal of Geophysical Research Atmospheres
  • Long-term trends in particulate sulfate at Grand Canyon National Park, 2021, Atmospheric Environment

The topics William C. Malm has worked on are diverse but focused mainly on atmospheric chemistry and aerosols, including:

  • Atmospheric chemistry and aerosols
  • Atmospheric aerosols and clouds
  • Air Quality and Health Impacts
  • Air Quality Monitoring and Forecasting
  • Atmospheric and Environmental Gas Dynamics
  • Vehicle emissions and performance
  • Impact of Light on Environment and Health

Their studies have contributed to subfields such as Atmospheric Science, Global and Planetary Change, Health, Toxicology and Mutagenesis, Environmental Engineering, and Automotive Engineering.

William C. Malm frequently collaborates with several researchers including:

  • Bret A. Schichtel (11 collaborations)
  • A. J. Prenni (5 collaborations)
  • Elisabeth Andrews (4 collaborations)
  • J. L. Hand (4 collaborations)
  • James R. Ouimette (3 collaborations)

Most of their work has been published in the following venues:

  • Atmospheric Environment
  • Journal of Geophysical Research Atmospheres
  • Journal of the Air & Waste Management Association
  • Zenodo (CERN European Organization for Nuclear Research)
  • Atmospheric Measurement Techniques

Best Publications

  • Spatial and seasonal trends in particle concentration and optical extinction in the United States

    William C. Malm;James F. Sisler;Dale Huffman;Robert A. Eldred

  • Asian Dust Events of April 1998

    Rudolf B. Husar;D. M. Tratt;B. A. Schichtel;S. R. Falke

  • Atmospheric aerosol over Alaska: 2. Elemental composition and sources

    Alexandr V. Polissar;Philip K. Hopke;Pentti Paatero;William C. Malm

  • A residence time probability analysis of sulfur concentrations at grand Canyon national park

    Lowell L. Ashbaugh;William C. Malm;Willy Z. Sadeh

  • Effects of mixing on extinction by carbonaceous particles

    Kirk A. Fuller;William C. Malm;Sonia M. Kreidenweis

  • Spatial and monthly trends in speciated fine particle concentration in the United States

    William C. Malm;Bret A. Schichtel;Marc L. Pitchford;Lowell L. Ashbaugh

  • Emissions of trace gases and aerosols during the open combustion of biomass in the laboratory

    Gavin R. McMeeking;Gavin R. McMeeking;Sonia M. Kreidenweis;Stephen Baker;Christian M. Carrico

  • Revised Algorithm for Estimating Light Extinction from IMPROVE Particle Speciation Data

    Marc Pitchford;William Malm;Bret Schichtel;Naresh Kumar

  • Intercontinental transport of pollution and dust aerosols: implications for regional air quality

    Mian Chin;T. Diehl;P. Ginoux;W. Malm

  • Determination of levoglucosan in biomass combustion aerosol by high-performance anion-exchange chromatography with pulsed amperometric detection

    Guenter Engling;Christian M. Carrico;Sonia M. Kreidenweis;Jeffrey L. Collett

  • Estimates of aerosol species scattering characteristics as a function of relative humidity

    William C Malm;Derek E Day

  • Seasonal composition of remote and urban fine particulate matter in the United States

    J. L. Hand;B. A. Schichtel;M. Pitchford;W. C. Malm

  • Review of aerosol mass scattering efficiencies from ground-based measurements since 1990

    Unknown

  • A method for smoke marker measurements and its potential application for determining the contribution of biomass burning from wildfires and prescribed fires to ambient PM2.5 organic carbon

    A. P. Sullivan;A. S. Holden;L. A. Patterson;G. R. McMeeking

  • Particulate sulfate ion concentration and SO 2 emission trends in the United States from the early 1990s through 2010

    J. L. Hand;B. A. Schichtel;W. C. Malm;M. L. Pitchford

  • Optical, physical, and chemical properties of tar balls observed during the Yosemite Aerosol Characterization Study

    Jenny L. Hand;W. C. Malm;Alexander Laskin;D. E. Day

  • Biomass burning smoke aerosol properties measured during Fire Laboratory at Missoula Experiments (FLAME)

    E. J. T. Levin;G. R. McMeeking;G. R. McMeeking;C. M. Carrico;L. E. Mack

  • Linear trend analysis: a comparison of methods

    Unknown

  • An examination of the physical and optical properties of aerosols collected in the IMPROVE program

    William C. Malm;Jenny L. Hand

  • Aerosol light scattering measurements as a function of relative humidity : a comparison between measurements made at three different sites

    Derek E Day;William C Malm

  • Uncertainties in PM2.5 gravimetric and speciation measurements and what we can learn from them.

    William C. Malm;Bret A. Schichtel;Marc L. Pitchford

  • Fossil and contemporary fine particulate carbon fractions at 12 rural and urban sites in the United States

    Bret A. Schichtel;William C. Malm;Graham Bench;Stewart Fallon

  • Reduction in biomass burning aerosol light absorption upon humidification: roles of inorganically-induced hygroscopicity, particle collapse, and photoacoustic heat and mass transfer

    K. A. Lewis;W. P. Arnott;H. Moosmüller;R. K. Chakrabarty

Frequent Co-Authors

Bret A. Schichtel
Bret A. Schichtel National Park Service
Sonia M. Kreidenweis
Sonia M. Kreidenweis Colorado State University
Jeffrey L. Collett
Jeffrey L. Collett Colorado State University
Christian M. Carrico
Christian M. Carrico New Mexico Institute of Mining and Technology
Gavin R. McMeeking
Gavin R. McMeeking Colorado State University
Amy P. Sullivan
Amy P. Sullivan Colorado State University
Taehyoung Lee
Taehyoung Lee Hankuk University of Foreign Studies
Guenter Engling
Guenter Engling Desert Research Institute
Philip K. Hopke
Philip K. Hopke Clarkson University
Judith C. Chow
Judith C. Chow Desert Research Institute

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