World's Best Scientists 2026 revealed!

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Environmental Sciences

D-Index
53
Citations
10023
World Ranking
4265
National Ranking
1601

Overview

Steven G. Howell is affiliated with the University of Hawaii at Manoa in the United States. Their research primarily spans the fields of Earth and Planetary Sciences and Environmental Science, with a focus on Atmospheric Science, Global and Planetary Change, and sub-disciplines relating to health and environmental modeling.

Their main topics of work include:

  • Atmospheric chemistry and aerosols
  • Atmospheric aerosols and clouds
  • Atmospheric Ozone and Climate
  • Atmospheric and Environmental Gas Dynamics
  • Infection Control and Ventilation
  • Air Quality and Health Impacts
  • Inhalation and Respiratory Drug Delivery

Howell has published extensively in several scientific venues. The most frequent publication venues include:

  • Atmospheric chemistry and physics
  • Atmospheric measurement techniques
  • Aerosol Science and Technology
  • bioRxiv (Cold Spring Harbor Laboratory)

Their recent papers demonstrate a focus on aerosol measurement and atmospheric processes, such as:

  • "Modeling the smoky troposphere of the southeast Atlantic: a comparison to ORACLES airborne observations from September of 2016" (2020) published in Atmospheric chemistry and physics
  • "Above-cloud aerosol optical depth from airborne observations in the southeast Atlantic" (2020) published in Atmospheric chemistry and physics
  • "Modeled and observed properties related to the direct aerosol radiative effect of biomass burning aerosol over the southeastern Atlantic" (2022) published in Atmospheric chemistry and physics
  • "Undersizing of aged African biomass burning aerosol by an ultra-high-sensitivity aerosol spectrometer" (2021) published in Atmospheric measurement techniques
  • "Observations of supermicron-sized aerosols originating from biomass burning in southern Central Africa" (2021) published in Atmospheric chemistry and physics

Their collaborative work involves frequent coauthors including Steffen Freitag, Amie Dobracki, S. P. Burton, Michal Segal-Rozenhaimer, and Kristina Pistone. These collaborations have contributed to a significant output of research advancing knowledge within the domain of atmospheric and environmental sciences.

Best Publications

  • Indian Ocean Experiment: An integrated analysis of the climate forcing and effects of the great Indo-Asian haze

    V. Ramanathan;P. J. Crutzen;J. Lelieveld;A. P. Mitra

  • Attribution of aerosol light absorption to black carbon, brown carbon, and dust in China – interpretations of atmospheric measurements during EAST-AIRE

    M. Yang;S. G. Howell;J. Zhuang;B. J. Huebert

  • Size distributions and mixtures of dust and black carbon aerosol in Asian outflow: Physiochemistry and optical properties

    A. D. Clarke;Y. Shinozuka;V. N. Kapustin;S. Howell

  • ACE-Asia intercomparison of a thermal-optical method for the determination of particle-phase organic and elemental carbon.

    J. J. Schauer;B. T. Mader;J. T. DeMinter;G. Heidemann

  • Biomass burning and pollution aerosol over North America: Organic components and their influence on spectral optical properties and humidification response

    A. Clarke;C. McNaughton;V. Kapustin;Y. Shinozuka

  • Multi-decadal aerosol variations from 1980 to 2009: a perspective from observations and a global model

    Mian Chin;T. Diehl;T. Diehl;Q. Tan;Q. Tan;J. M. Prospero

  • Variability of aerosol optical properties derived from in situ aircraft measurements during ACE-Asia

    Theodore L. Anderson;Sarah J. Masonis;David S. Covert;Norman C. Ahlquist

  • Results from the DC-8 Inlet Characterization Experiment (DICE): Airborne Versus Surface Sampling of Mineral Dust and Sea Salt Aerosols

    Cameron S. McNaughton;Antony D. Clarke;Steven G. Howell;Mitchell Pinkerton

  • An overview of the ORACLES (ObseRvations of Aerosols above CLouds and their intEractionS) project: aerosol–cloud–radiation interactions in the southeast Atlantic basin

    Jens Redemann;Robert Wood;Paquita Zuidema;Sarah J. Doherty

  • Aerosol direct radiative effects over the northwest Atlantic, northwest Pacific, and North Indian Oceans: estimates based on in-situ chemical and optical measurements and chemical transport modeling

    T. S. Bates;T. L. Anderson;T. Baynard;Tami C Bond

  • Evolution of Asian aerosols during transpacific transport in INTEX-B

    E. J. Dunlea;P. F. DeCarlo;P. F. DeCarlo;P. F. DeCarlo;A. C. Aiken;A. C. Aiken;J. R. Kimmel

  • Sampling methods used for the collection of particle-phase organic and elemental carbon during ACE-Asia

    B. T. Mader;J. J. Schauer;J. H. Seinfeld;R. C. Flagan

  • South East Pacific atmospheric composition and variability sampled along 20° S during VOCALS-REx

    G. Allen;H. Coe;A. Clarke;C. Bretherton

  • Intercomparison of biomass burning aerosol optical properties from in situ and remote-sensing instruments in ORACLES-2016

    Kristina Pistone;Jens Redemann;Sarah Doherty;Paquita Zuidema

  • Sulfate, nitrate, methanesulfonate, chloride, ammonium, and sodium measurements from ship, island, and aircraft during the Atlantic Stratocumulus Transition Experiment/Marine Aerosol Gas Exchange

    Barry J. Huebert;Liangzhong Zhuang;Steven Howell;Kevin Noone

  • INDOEX aerosol: A comparison and summary of chemical, microphysical, and optical properties observed from land, ship, and aircraft

    A. D. Clarke;S. Howell;P. K. Quinn;T. S. Bates

  • Organic matter and non-refractory aerosol over the remote Southeast Pacific: oceanic and combustion sources

    L. M. Shank;S. Howell;A. D. Clarke;S. Freitag

  • Free troposphere as a major source of CCN for the equatorial pacific boundary layer: long-range transport and teleconnections

    A. D. Clarke;S. Freitag;R. M. C. Simpson;J. G. Hudson

  • Environmental snapshots from ACE-Asia

    Ralph Kahn;Jim Anderson;Theodore L. Anderson;Tim Bates

  • An intercomparison of lidar‐derived aerosol optical properties with airborne measurements near Tokyo during ACE‐Asia

    Toshiyuki Murayama;Sarah J. Masonis;Jens Redemann;Theodore L. Anderson

  • Biomass burning aerosol as a modulator of the droplet number in the southeast Atlantic region

    Mary Kacarab;K. Lee Thornhill;Amie Dobracki;Amie Dobracki;Steven G. Howell

  • Time-dependent entrainment of smoke presents an observational challenge for assessing aerosol–cloud interactions over the southeast Atlantic Ocean

    Michael S. Diamond;Amie Dobracki;Steffen Freitag;Jennifer D. Small Griswold

Frequent Co-Authors

Antony D. Clarke
Antony D. Clarke University of Hawaii at Manoa
Yohei Shinozuka
Yohei Shinozuka Bay Area Environmental Research Institute
Barry J. Huebert
Barry J. Huebert University of Hawaii at Manoa
Vladimir N. Kapustin
Vladimir N. Kapustin University of Hawaii at Manoa
Jens Redemann
Jens Redemann University of Oklahoma
Byron Blomquist
Byron Blomquist University of Colorado Boulder
Timothy H. Bertram
Timothy H. Bertram University of Wisconsin–Madison
Rodney J. Weber
Rodney J. Weber Georgia Institute of Technology
Athanasios Nenes
Athanasios Nenes École Polytechnique Fédérale de Lausanne
Paquita Zuidema
Paquita Zuidema University of Miami

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