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Environmental Sciences

D-Index
84
Citations
57491
World Ranking
770
National Ranking
331

Research.com Recognitions

  • 2019 - Fellow of the American Association for the Advancement of Science (AAAS)

Overview

John R. Townshend is affiliated with the University of Maryland, College Park in the United States. Their research primarily focuses on environmental science, with a significant emphasis on global and planetary change, ecology, ecological modeling, oceanography, and nature and landscape conservation.

Their work encompasses various topics related to land use and ecosystem services, remote sensing in agriculture, conservation, biodiversity, and resource management, species distribution and climate change, coastal wetland ecosystem dynamics, marine and coastal plant biology, and ecology and vegetation dynamics studies.

Among their recent publications are:

  • Evolution of the representation of global vegetation by vegetation continuous fields, 2020, Remote Sensing of Environment
  • Very Rapid Forest Cover Change in Sichuan Province, China: 40 Years of Change Using Images From Declassified Spy Satellites and Landsat, 2021, IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
  • Assessment of Wetland Change on the Delmarva Peninsula from 1984 to 2010, 2020, Journal of Coastal Research
  • Global land change from 1982 to 2016, 2022, FSC® Open Knowledge Repository (FSCOKR)
  • Improved modeling and analysis of the patch size-frequency distribution of forest disturbances in China based on a Landsat forest cover change product, 2020, International Journal of Digital Earth

Frequent co-authors in their research include:

  • Dan-Xia Song
  • Chengquan Huang
  • Tao He
  • Ainong Li
  • Sike Li

Publications by John R. Townshend have appeared in various scholarly venues, such as:

  • Remote Sensing of Environment
  • IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
  • Journal of Coastal Research
  • International Journal of Digital Earth
  • FSC® Open Knowledge Repository (FSCOKR)

John R. Townshend was awarded the status of Fellow of the American Association for the Advancement of Science (AAAS) in 2019.

Best Publications

  • High-Resolution Global Maps of 21st-Century Forest Cover Change

    M.C. Hansen;P.V. Potapov;R. Moore;M. Hancher

  • Habitat fragmentation and its lasting impact on Earth’s ecosystems

    Nick M. Haddad;Lars A. Brudvig;Jean Clobert;Kendi F. Davies

  • Global land cover classification at 1 km spatial resolution using a classification tree approach

    M. C. Hansen;R. S. Defries;J. R. G. Townshend;R. Sohlberg

  • An assessment of support vector machines for land cover classification

    C. Huang;L. S. Davis;J. R. G. Townshend

  • The Moderate Resolution Imaging Spectroradiometer (MODIS): land remote sensing for global change research

    C.O. Justice;E. Vermote;J.R.G. Townshend;R. Defries

  • Global land change from 1982 to 2016.

    Xiao Peng Song;Matthew C. Hansen;Stephen V. Stehman;Peter V. Potapov

  • An overview of MODIS Land data processing and product status

    C.O Justice;J.R.G Townshend;E.F Vermote;E Masuoka

  • African land-cover classification using satellite data.

    Compton J. Tucker;John R.G. Townshend;Thomas E. Goff

  • Analysis of the phenology of global vegetation using meteorological satellite data

    C. O. Justice;J. R. G. Townshend;B. N. Holben;C. J. Tucker

  • NDVI-derived land cover classifications at a global scale

    R. S. Defries;J. R. G. Townshend

  • Global Percent Tree Cover at a Spatial Resolution of 500 Meters: First Results of the MODIS Vegetation Continuous Fields Algorithm

    M. C. Hansen;R. S. DeFries;J. R. G. Townshend;M. Carroll

  • Carbon emissions from tropical deforestation and regrowth based on satellite observations for the 1980s and 1990s.

    Ruth S. DeFries;Richard A. Houghton;Matthew C. Hansen;Christopher B. Field

  • Global, 30-m resolution continuous fields of tree cover: Landsat-based rescaling of MODIS vegetation continuous fields with lidar-based estimates of error

    Joseph O. Sexton;Xiao-Peng Song;Min Feng;Praveen Noojipady

  • Humid tropical forest clearing from 2000 to 2005 quantified by using multitemporal and multiresolution remotely sensed data

    Matthew C. Hansen;Stephen V. Stehman;Peter V. Potapov;Thomas R. Loveland

  • Global land cover classifications at 8 km spatial resolution: The use of training data derived from Landsat imagery in decision tree classifiers

    R. S. De Fries;M. Hansen;J. R. G. Townshend;R. Sohlberg

  • The impact of misregistration on change detection

    J.R.G. Townshend;C.O. Justice;C. Gurney;J. McManus

  • Global land cover classification by remote sensing: present capabilities and future possibilities

    John Townshend;Christopher Justice;Wei Li;Charlotte Gurney

  • Analysis of the dynamics of African vegetation using the normalized difference vegetation index

    J. R. G. Townshend;C. O. Justice

  • Towards an operational MODIS continuous field of percent tree cover algorithm: examples using AVHRR and MODIS data

    M.C Hansen;R.S DeFries;J.R.G Townshend;R Sohlberg

  • A new global 1-km dataset of percentage tree cover derived from remote sensing

    R.S. DeFries;M.C. Hansen;J.R.G. Townshend;A.C. Janetos

Frequent Co-Authors

Chengquan Huang
Chengquan Huang University of Maryland, College Park
Christopher O. Justice
Christopher O. Justice University of Maryland, College Park
Ruth S. DeFries
Ruth S. DeFries Columbia University
Eric Vermote
Eric Vermote Goddard Space Flight Center
Shunlin Liang
Shunlin Liang University of Hong Kong
Compton J. Tucker
Compton J. Tucker Goddard Space Flight Center
Jeffrey G. Masek
Jeffrey G. Masek Goddard Space Flight Center
Joseph JaJa
Joseph JaJa University of Maryland, College Park
Samuel N. Goward
Samuel N. Goward University of Maryland, College Park
Peter Potapov
Peter Potapov University of Maryland, College Park

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