World's Best Scientists 2026 revealed!

D-Index & Metrics

Environmental Sciences

D-Index
53
Citations
15702
World Ranking
4157
National Ranking
1572

Overview

Andrew M. Sayer is affiliated with the Goddard Space Flight Center in the United States. Their research focuses primarily on Environmental Science and Earth and Planetary Sciences, with a significant emphasis on Global and Planetary Change and Atmospheric Science.

The scientist has contributed substantially to the study of atmospheric chemistry and aerosols, atmospheric aerosols and clouds, atmospheric and environmental gas dynamics, atmospheric ozone and climate, air quality monitoring and forecasting, marine and coastal ecosystems, and air quality and health impacts.

Frequent co-authors in their research include:

  • Alexei Lyapustin
  • R. C. Levy
  • Amir Ibrahim
  • N. Christina Hsu
  • Ralph A. Kahn

Andrew M. Sayer has published in multiple scientific venues with recurrent publications in:

  • Atmospheric Measurement Techniques
  • Atmospheric Chemistry and Physics
  • Zenodo (CERN European Organization for Nuclear Research)
  • Environmental Science & Technology
  • Earth and Space Science

Among recent papers authored or co-authored, the following are notable:

  • "Global Estimates and Long-Term Trends of Fine Particulate Matter Concentrations (1998-2018)," 2020, Environmental Science & Technology
  • "Monthly Global Estimates of Fine Particulate Matter and Their Uncertainty," 2021, Environmental Science & Technology
  • "Validation of GRASP algorithm product from POLDER/PARASOL data and assessment of multi-angular polarimetry potential for aerosol monitoring," 2020, Earth System Science Data
  • "Merging regional and global aerosol optical depth records from major available satellite products," 2020, Atmospheric Chemistry and Physics
  • "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," 2020, Atmospheric Chemistry and Physics

Their work covers topics related to fine particulate matter concentrations, aerosol optical depth, aerosol monitoring through satellite data, and the radiative forcing effects of aerosols in regional climate models.

Best Publications

  • The Collection 6 MODIS aerosol products over land and ocean

    R. C. Levy;S. Mattoo;L. A. Munchak;L. A. Remer

  • Global Estimates of Fine Particulate Matter Using a Combined Geophysical-Statistical Method with Information from Satellites, Models, and Monitors

    Aaron Van Donkelaar;Randall V. Martin;Randall V. Martin;Michael Brauer;N. Christina Hsu

  • Enhanced Deep Blue Aerosol Retrieval Algorithm: The Second Generation

    N. C. Hsu;M.-J. Jeong;C. Bettenhausen;A. M. Sayer;A. M. Sayer

  • Global Estimates and Long-Term Trends of Fine Particulate Matter Concentrations (1998-2018).

    Melanie S Hammer;Melanie S Hammer;Aaron van Donkelaar;Aaron van Donkelaar;Chi Li;Chi Li;Alexei Lyapustin;Alexei Lyapustin

  • MODIS Collection 6 aerosol products: Comparison between Aqua's e-Deep Blue, Dark Target, and "merged" data sets, and usage recommendations

    A. M. Sayer;A. M. Sayer;L. A. Munchak;N. C. Hsu;R. C. Levy

  • Satellite-Based Spatiotemporal Trends in PM2.5 Concentrations: China 2004-2013

    Zongwei Ma;Xuefei Hu;Andrew M. Sayer;Robert Levy

  • Monthly Global Estimates of Fine Particulate Matter and Their Uncertainty.

    Aaron van Donkelaar;Aaron van Donkelaar;Melanie S. Hammer;Liam Bindle;Michael Brauer;Michael Brauer

  • Validation and uncertainty estimates for MODIS Collection 6 “Deep Blue” aerosol data

    A. M. Sayer;A. M. Sayer;N. C. Hsu;C. Bettenhausen;M.-J. Jeong

  • Aerosol indirect effects – general circulation model intercomparison and evaluation with satellite data

    Johannes Quaas;Yi Ming;Surabi Menon;Surabi Menon;T. Takemura

  • Global and regional trends of aerosol optical depth over land and ocean using SeaWiFS measurements from 1997 to 2010

    N. C. Hsu;R. Gautam;R. Gautam;A. M. Sayer;A. M. Sayer;C. Bettenhausen

  • 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

  • VIIRS Deep Blue Aerosol Products Over Land: Extending the EOS Long‐Term Aerosol Data Records

    N. C. Hsu;J. Lee;J. Lee;A. M. Sayer;A. M. Sayer;W. Kim;W. Kim

  • Validation, Stability, and Consistency of MODIS Collection 6.1 and VIIRS Version 1 Deep Blue Aerosol Data Over Land

    Andrew M. Sayer;Andrew M. Sayer;N. Christina Hsu;Jaehwa Lee;Jaehwa Lee;Woogyung V. Kim;Woogyung V. Kim

  • Aerosol remote sensing over land: A comparison of satellite retrievals using different algorithms and instruments

    A.A. Kokhanovsky;F.-M. Breon;A. Cacciari;E. Carboni

  • An Overview of Regional Experiments on Biomass Burning Aerosols and Related Pollutants in Southeast Asia: From BASE-ASIA and the Dongsha Experiment to 7-SEAS

    Neng Huei Lin;Si Chee Tsay;Hal B. Maring;Ming Cheng Yen

  • Validation of GRASP algorithm product from POLDER/PARASOL data and assessment of multi-angular polarimetry potential for aerosol monitoring

    Cheng Chen;Oleg Dubovik;David Fuertes;Pavel Litvinov

  • Merging regional and global aerosol optical depth records from major available satellite products

    Larisa Sogacheva;Thomas Popp;Andrew M. Sayer;Andrew M. Sayer;Oleg Dubovik

  • Global and regional evaluation of over-land spectral aerosol optical depth retrievals from SeaWiFS

    A. M. Sayer;A. M. Sayer;N. C. Hsu;C. Bettenhausen;M.-J. Jeong

  • The inter-comparison of major satellite aerosol retrieval algorithms using simulated intensity and polarization characteristics of reflected light

    Alexander A. Kokhanovsky;J.L. Deuzé;D.J. Diner;O. Dubovik

  • SeaWiFS Ocean Aerosol Retrieval (SOAR): Algorithm, validation, and comparison with other data sets

    A. M. Sayer;A. M. Sayer;N. C. Hsu;C. Bettenhausen;Z. Ahmad;Z. Ahmad

  • Satellite Ocean Aerosol Retrieval (SOAR) Algorithm Extension to S‐NPP VIIRS as Part of the “Deep Blue” Aerosol Project

    A. M. Sayer;A. M. Sayer;N. C. Hsu;J. Lee;J. Lee;C. Bettenhausen

  • 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

    Marc Mallet;Fabien Solmon;Pierre Nabat;Nellie Elguindi

Frequent Co-Authors

N. Christina Hsu
N. Christina Hsu Goddard Space Flight Center
Roy G. Grainger
Roy G. Grainger University of Oxford
Robert C. Levy
Robert C. Levy Goddard Space Flight Center
Brent N. Holben
Brent N. Holben Goddard Space Flight Center
Alexei Lyapustin
Alexei Lyapustin Goddard Space Flight Center
Ralph A. Kahn
Ralph A. Kahn Goddard Space Flight Center
Alexander Smirnov
Alexander Smirnov Goddard Space Flight Center
Randall V. Martin
Randall V. Martin Washington University in St. Louis
Jens Redemann
Jens Redemann University of Oklahoma
Neng-Huei Lin
Neng-Huei Lin National Central University

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