2026 Thomas W. Gillespie: Environmental Sciences Researcher – H-Index, Publications & Awards

Discipline name	D-Index	World Ranking	Current World Ranking	National Ranking	Current National Ranking	Publications	Citations
Environmental Sciences	46	6105	5858	2211	2048	125	7788

Overview

Thomas W. Gillespie is affiliated with the University of California, Los Angeles in the United States. Their research primarily focuses on Environmental Science, with a particular emphasis on Global and Planetary Change, Ecology, Ecological Modeling, Nature and Landscape Conservation, and Social Psychology as subfields.

Their work covers a range of topics including Species Distribution and Climate Change, Ecology and Vegetation Dynamics Studies, Conservation, Biodiversity, and Resource Management, Remote Sensing in Agriculture, Land Use and Ecosystem Services, Fire Effects on Ecosystems, and Wildlife Ecology and Conservation.

Notable recent papers by Gillespie include:

The global abundance of tree palms, 2020, published in Global Ecology and Biogeography
From local spectral species to global spectral communities: A benchmark for ecosystem diversity estimate by remote sensing, 2020, published in Ecological Informatics
The season for large fires in Southern California is projected to lengthen in a changing climate, 2022, published in Communications Earth & Environment
Trends in active restoration of tropical dry forest: Methods, metrics, and outcomes, 2020, published in Forest Ecology and Management
Global tropical dry forest extent and cover: A comparative study of bioclimatic definitions using two climatic data sets, 2021, published in PLoS ONE

Their frequent publication venues reflect their areas of expertise and include Ecological Informatics, Forest Ecology and Management, bioRxiv (Cold Spring Harbor Laboratory), Global Ecology and Biogeography, and Communications Earth & Environment.

Thomas W. Gillespie has collaborated extensively with a number of researchers. Frequent co-authors include Monica Dimson, Lucas Berio Fortini, Jonathan P. Ocón, Janet Franklin, and Duccio Rocchini.

Best Publications

Recent Third Pole’s Rapid Warming Accompanies Cryospheric Melt and Water Cycle Intensification and Interactions between Monsoon and Environment: Multidisciplinary Approach with Observations, Modeling, and Analysis

Tandong Yao;Yongkang Xue;Deliang Chen;Fahu Chen

1122
Citations
An estimate of the number of tropical tree species

J. W. Ferry Slik;Víctor Arroyo-Rodríguez;Shin-Ichiro Aiba;Patricia Alvarez-Loayza

440
Citations
Remotely sensed spectral heterogeneity as a proxy of species diversity: Recent advances and open challenges

Duccio Rocchini;Niko Balkenhol;Gregory A. Carter;Giles M. Foody

423
Citations
Diversity, composition, and structure of tropical dry forests in Central America

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317
Citations
Urban tree planting programs, function or fashion? Los Angeles and urban tree planting campaigns

Stephanie Pincetl;Thomas Gillespie;Diane E. Pataki;Sassan Saatchi

231
Citations
Mental Health in Sumatra After the Tsunami

Elizabeth Frankenberg;Jed Friedman;Thomas Gillespie;Nicholas Ingwersen

196
Citations
PREDICTING WOODY‐PLANT SPECIES RICHNESS IN TROPICAL DRY FORESTS: A CASE STUDY FROM SOUTH FLORIDA, USA

Thomas W. Gillespie

160
Citations
Assessment and prediction of natural hazards from satellite imagery

Thomas W. Gillespie;Jasmine Chu;Elizabeth Frankenberg;Duncan Thomas

160
Citations
Phylogenetic classification of the world's tropical forests

J. W.Ferry Slik;Janet Franklin;Víctor Arroyo-Rodríguez;Richard Field

158
Citations
Coastal blue space and depression in older adults

Seraphim Dempsey;Mel T. Devine;Tom Gillespie;Seán Lyons

153
Citations
A comparison of the economic benefits of urban green spaces estimated with NDVI and with high-resolution land cover data

Wei Li;Jean-Daniel M. Saphores;Thomas W. Gillespie

146
Citations
Mortality, The Family and The Indian Ocean Tsunami*

Elizabeth Frankenberg;Thomas Gillespie;Samuel Preston;Bondan Sikoki

134
Citations
Understanding preferences for tree attributes: the relative effects of socio-economic and local environmental factors

Meghan L. Avolio;Diane E. Pataki;Stephanie Pincetl;Thomas W. Gillespie

133
Citations
Potential of remote sensing to predict species invasions A modelling perspective

Duccio Rocchini;Veronica Andreo;Michael Förster;Carol Ximena Garzon-Lopez

123
Citations
Monitoring changes of NDVI in protected areas of southern California

Thomas W. Gillespie;Stacey Ostermann-Kelm;Chunyu Dong;Katherine S. Willis

119
Citations
The global abundance of tree palms

Robert Muscarella;Robert Muscarella;Thaise Emilio;Thaise Emilio;Oliver L. Phillips;Simon L. Lewis;Simon L. Lewis

114
Citations
Tree diversity in southern California's urban forest: the interacting roles of social and environmental variables

Meghan Avolio;Diane E. Pataki;Thomas Gillespie;G. Darrel Jenerette

114
Citations
Climate tolerances and trait choices shape continental patterns of urban tree biodiversity

G. Darrel Jenerette;Lorraine W. Clarke;Meghan L. Avolio;Diane E. Pataki

113
Citations
Studying Displacement After a Disaster Using Large-Scale Survey Methods: Sumatra After the 2004 Tsunami

Clark Gray;Elizabeth Frankenberg;Thomas Gillespie;Cecep Sumantri

99
Citations
The rarest and least protected forests in biodiversity hotspots

Thomas W. Gillespie;Boris Lipkin;Lauren Sullivan;David R. Benowitz

98
Citations
A trait‐based ecology of the Los Angeles urban forest

D. E. Pataki;H. R. McCarthy;T. Gillespie;G. D. Jenerette

84
Citations
Assesment and Prediction of Natural Hazards from Satellite Imagery

Thomas Gillespie;Jasmine Chu;Elizabeth Frankenberg;Duncan Thomas

0
Citations

Frequent Co-Authors

Stephanie Pincetl University of California, Los Angeles

Diane E. Pataki Arizona State University

Sassan Saatchi California Institute of Technology

Elizabeth Frankenberg University of North Carolina at Chapel Hill

Duncan Thomas Duke University

Gunnar Keppel University of South Australia

G. Darrel Jenerette University of California, Riverside

Duccio Rocchini University of Bologna

Glen M. MacDonald University of California, Los Angeles

Gregory S. Okin University of California, Los Angeles

External Links

Personal website of Thomas W. Gillespie

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