World's Best Scientists 2026 revealed!

D-Index & Metrics

Environmental Sciences

D-Index
72
Citations
23394
World Ranking
1477
National Ranking
628

Overview

Ralph Dubayah is affiliated with the University of Maryland, College Park in the United States. Their research primarily focuses on environmental science, with a specific emphasis on remote sensing and LiDAR applications as well as related ecological and environmental modeling fields.

The scientist's publication record encompasses various topics including:

  • Remote Sensing and LiDAR Applications
  • Remote Sensing in Agriculture
  • Forest Ecology and Management
  • Species Distribution and Climate Change
  • Forest Management and Policy
  • Fire Effects on Ecosystems
  • Adaptive Optics and Wavefront Sensing

Dubayah's frequent co-authors include:

  • John Armston
  • Laura Duncanson
  • Hao Tang
  • Temilola Fatoyinbo
  • G. C. Hurtt

They have contributed to multiple peer-reviewed journals and major publication venues such as:

  • Environmental Research Letters
  • Remote Sensing of Environment
  • Zenodo (CERN European Organization for Nuclear Research)
  • Oak Ridge National Laboratory Distributed Active Archive Center for Biogeochemical Dynamics
  • Nature Communications

Selected recent papers illustrating key research contributions include:

  • Mapping global forest canopy height through integration of GEDI and Landsat data, 2020, Remote Sensing of Environment
  • The Global Ecosystem Dynamics Investigation: High-resolution laser ranging of the Earth's forests and topography, 2020, Science of Remote Sensing
  • Aboveground biomass density models for NASA's Global Ecosystem Dynamics Investigation (GEDI) lidar mission, 2022, Remote Sensing of Environment
  • Biomass estimation from simulated GEDI, ICESat-2 and NISAR across environmental gradients in Sonoma County, California, 2020, Remote Sensing of Environment
  • Global canopy height regression and uncertainty estimation from GEDI LIDAR waveforms with deep ensembles, 2021, Remote Sensing of Environment

In addition to journal articles, Dubayah has authored book publications including a contribution to Ghent University titled "Aboveground Woody Biomass Product Validation Good Practices Protocol" published in 2021.

Their scientific work spans various subfields within environmental science such as:

  • Environmental Engineering
  • Ecology
  • Global and Planetary Change
  • Nature and Landscape Conservation
  • Ecological Modeling

Best Publications

  • Estimated carbon dioxide emissions from tropical deforestation improved by carbon-density maps

    A. Baccini;S. J. Goetz;W. S. Walker;N. T. Laporte

  • Mapping global forest canopy height through integration of GEDI and Landsat data

    Peter Potapov;Xinyuan Li;Andres Hernandez-Serna;Alexandra Tyukavina

  • The Global Ecosystem Dynamics Investigation: High-resolution laser ranging of the Earth’s forests and topography

    Ralph Dubayah;James Bryan Blair;Scott Goetz;Lola Fatoyinbo

  • Lidar remote sensing for forestry.

    Ralph O. Dubayah;Jason B. Drake

  • Estimation of tropical forest structural characteristics using large-footprint lidar

    Jason B. Drake;Ralph O. Dubayah;David B. Clark;Robert G. Knox

  • Classification trees: an alternative to traditional land cover classifiers

    M. Hansen;R. Dubayah;R. Defries

  • A meta-analysis of terrestrial aboveground biomass estimation using lidar remote sensing

    S.G. Zolkos;S.J. Goetz;R. Dubayah

  • Topographic solar radiation models for GIS

    Ralph Dubayah;Paul M. Rich

  • Mapping forest structure for wildlife habitat analysis using multi-sensor (LiDAR, SAR/InSAR, ETM+, Quickbird) synergy

    Peter Hyde;Ralph Dubayah;Wayne Walker;J. Bryan Blair

  • Aboveground biomass density models for NASA’s Global Ecosystem Dynamics Investigation (GEDI) lidar mission

    Unknown

  • Laser remote sensing of canopy habitat heterogeneity as a predictor of bird species richness in an eastern temperate forest, USA

    Scott Goetz;Daniel Steinberg;Ralph Dubayah;Bryan Blair

  • Above-ground biomass estimation in closed canopy Neotropical forests using lidar remote sensing: factors affecting the generality of relationships

    Jason B. Drake;Robert G. Knox;Ralph O. Dubayah;David B. Clark

  • Sensitivity of large-footprint lidar to canopy structure and biomass in a neotropical rainforest

    Jason B Drake;Ralph O Dubayah;Robert G Knox;David B Clark

  • Remote sensing of vegetation 3-D structure for biodiversity and habitat: Review and implications for lidar and radar spaceborne missions

    K. M. Bergen;S. J. Goetz;R. O. Dubayah;G. M. Henebry

  • Estimation of tropical forest height and biomass dynamics using lidar remote sensing at La Selva, Costa Rica

    R. O. Dubayah;S. L. Sheldon;D. B. Clark;M. A. Hofton

  • Advances in remote sensing technology and implications for measuring and monitoring forest carbon stocks and change

    Scott Goetz;Ralph Dubayah

  • Modeling lidar waveforms in heterogeneous and discrete canopies

    W. Ni-Meister;D.L.B. Jupp;R. Dubayah

  • Mapping forest structure for wildlife habitat analysis using waveform lidar: Validation of montane ecosystems

    P. Hyde;R. Dubayah;B. Peterson;J.B. Blair

  • Integrating waveform lidar with hyperspectral imagery for inventory of a northern temperate forest

    Jeanne E. Anderson;Lucie C. Plourde;Mary E. Martin;Bobby H. Braswell

  • Evaluation of the snow-covered area data product from MODIS

    Edwin P. Maurer;Joshua D. Rhoads;Ralph O. Dubayah;Dennis P. Lettenmaier

  • Mapping biomass and stress in the Sierra Nevada using lidar and hyperspectral data fusion

    Anu Swatantran;Ralph Dubayah;Dar A Roberts;Michelle Hofton

Frequent Co-Authors

George C. Hurtt
George C. Hurtt University of Maryland, College Park
John Armston
John Armston University of Maryland, College Park
Michelle Hofton
Michelle Hofton University of Maryland, College Park
Scott J. Goetz
Scott J. Goetz Northern Arizona University
James R. Kellner
James R. Kellner Brown University
Marc Simard
Marc Simard California Institute of Technology
Sean P. Healey
Sean P. Healey US Forest Service
David B. Clark
David B. Clark University of Missouri–St. Louis
Chengquan Huang
Chengquan Huang University of Maryland, College Park
Scott B. Luthcke
Scott B. Luthcke National Aeronautics and Space Administration

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Related Online Degrees & Career Pathways

For students interested in Environmental Sciences, expanding skill sets through related online degrees can open diverse career opportunities. A geographic information systems degree is highly relevant, offering expertise in mapping and spatial data analysis that supports environmental planning and resource management.

Public administration skills are also valuable for those aiming to influence environmental policies. Enrolling in one of the best online MPA programs can equip students with leadership and governance knowledge essential for sustainability initiatives and environmental advocacy roles.

Understanding societal impacts on the environment is critical, which makes pursuing the best online sociology bachelor degree beneficial. It helps analyze social behaviors and cultural trends linked to environmental issues.

For educators and professionals focused on environmental education, advanced credentials like online EdD programs no dissertation provide accessible paths to leadership in academic or community settings without the traditional dissertation requirement.

Best Scientists Citing Ralph Dubayah

Trending Scientists