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Wim van Leeuwen has been a research scientist and a member of the MODIS land science team, has worked on global spectral vegetation index and albedo products and algorithm development in the US and France. He is an Associate Professor in the School of Natural Resources and the Environment & the School of Geography and Development at the University of Arizona, Tucson. He has more than 20 years of geospatial research and remote sensing science experience and is the director of the Arizona Remote Sensing Center at the University of Arizona. His research interests focus on multi-platform remote sensing data fusion and geospatial product development for resource monitoring, management and decision making. Applied research projects include land surface phenology in response to climate and environmental factors, natural and agricultural land use/cover change and snow/water resources, wildlife habitat characterization, and web-based geospatial applications such as http://droughtview.arizona.edu/Show Less
VOSviewer
Courses
- FSEGField Study in Environmental Geography
- RMUUASResource Mapping Using Unmanned Aircraft Systems
- AGISTIIAdvanced Geographic Information Systems & Tech II
- RSSRemote Sensing Science
- GCNAGeospatial Concepts and Naval Applications
- IGCDAIntroduction to Geospatial Concepts and Defense Applications
- CPWRConservation Planning & Wildland Recreation
- BBiogeography
- RSSPERemote Sensing for the Study of Planet Earth
- GARSGeographic Applications of Remote Sensing
- IRSIntroduction to Remote Sensing
- IGISTIIIntro to Geographic Information Systems & Tech II
- AGISTIAdvanced Geographic Information Systems & Tech I
Grants
- Snowpack Monitoring Research, Modelling Of Snow-Forest Interactions, And Streamflow Forecasting In Northern Arizona's Cragin Watershed
Principal Investigator (PI)
2022
$116.5K
Active - RaBET Development for Rangelands in the Western U.S.
Principal Investigator (PI)
2021
$766.7K
Active - Internships for Desert Southwest CESU 2020-2025
Principal Investigator (PI)
2020
$24.1K
Active - Leadership, Coordination, and Administrative Oversight for the Desert Southwest Cooperative Ecosystem Studies Unit
Principal Investigator (PI)
2019
$78.1K
Active - Monitoring and Modelling the Impact of Forest Change on Snowpack in Northern Arizona
Principal Investigator (PI)
2021
$119.1K
- Producing an Operational RaBET for Rangelands in the Western U.S.
Principal Investigator (PI)
2020
$353.2K
- Studying Snow-Forest Interactions with an Ultra-High Resolution Snowpack Mass and Energy Balance Model
Principal Investigator (PI)
2020
$160.3K
- Assessing Watershed Impacts of the Bighorn Fire
Principal Investigator (PI)
2020
$76.5K
- Maintaining Field and Web-Based Snow Pack Monitoring of the Verde and Salt River Basins
Principal Investigator (PI)
2020
$25.2K
- Developing a Near Real-time Seasonal Streamflow Forecasting System Using State of the Art Gridded Snow and Seasonal and Sub-seasonal Weather Forecasting Data
Principal Investigator (PI)
2019
$108.5K
News
- UA to Train ROTC Students for STEM Work
2016
- The Buzz on Mosquitoes, Metropolises in Southern Arizona
2010
- Van Leeuwen Joins Faculty Studying Impacts of Weather and Wildfire
2005
Publications (106)
Recent
- Canopy Temperature Is Regulated by Ecosystem Structural Traits and Captures the Ecohydrologic Dynamics of a Semiarid Mixed Conifer Forest Site
2022
- A Novel Spectral Index to Identify Cacti in the Sonoran Desert at Multiple Scales Using Multi-Sensor Hyperspectral Data Acquisitions
2022
- Evaluation of vegetation indices and imaging spectroscopy to estimate foliar nitrogen across disparate biomes
2022
- Snowtography quantifies effects of forest cover on net water input to soil at sites with ephemeral or stable seasonal snowpack in Arizona, USA
2022
- Multi-Temporal LiDAR and Hyperspectral Data Fusion for Classification of Semi-Arid Woody Cover Species
2022
- Climate and Socioeconomic Factors Drive Irrigated Agriculture Dynamics in the Lower Colorado River Basin
2021
- Assessing vegetation response to multi-scalar drought across the mojave, sonoran, chihuahuan deserts and apache highlands in the Southwest United States
2021
- Structure from Motion of Multi-Angle RPAS Imagery Complements Larger-Scale Airborne Lidar Data for Cost-Effective Snow Monitoring in Mountain Forests
2020
- Forest cover and topography regulate the thin, ephemeral snowpacks of the semiarid Southwest United States
2020
- Landscape Dynamics in an Iconic Watershed of Northwestern Mexico: Vegetation Condition Insights Using Landsat and PlanetScope Data
2020
- Remotely Sensed Changes in Vegetation Cover Distribution and Groundwater along the Lower Gila River
2020
- Integrating drone imagery with existing rangeland monitoring programs
2020
- Globally Consistent Patterns of Asynchrony in Vegetation Phenology Derived From Optical, Microwave, and Fluorescence Satellite Data
2020
- Hydrologic model parameterization using dynamic Landsat-based vegetative estimates within a semiarid grassland
2019
- Improving Snow Water Equivalent Maps With Machine Learning of Snow Survey and Lidar Measurements
2019
- Mapping saguaro cacti using digital aerial imagery in Saguaro National Park
2018
- Viewing Woody-Plant Encroachment through a Social ndash;Ecological Lens
2018
- Woody Cover Estimates in Oklahoma and Texas Using a Multi-Sensor Calibration and Validation Approach
2018
- Vegetation productivity responses to drought on tribal lands in the four corners region of the Southwest USA
2018
- Beyond greenness: Detecting temporal changes in photosynthetic capacity with hyperspectral reflectance data
2017
- Historical analysis of riparian vegetation change in response to shifting management objectives on the Middle Rio Grande
2017
- Vegetation Productivity Responses to Drought on Tribal Lands in the Four Corners Region of the Southwest U.S.
2017
- Convergence in relationships between leaf traits, spectra and age across diverse canopy environments and two contrasting tropical forests
2017
- Prediction of Soil Moisture Content and Soil Salt Concentration from Hyperspectral Laboratory and Field Data
2016
- Convergence in relations among leaf traits, spectra and age across diverse canopy environments and two contrasting tropical forests
2016
- Productivity and phenological responses of natural vegetation to present and future inter-annual climate variability across semi-arid river basins in Chile
2016
- Low-cost high-resolution global pyrogenic thermal sensing: Critical information for biosphere-atmosphere interactions
2016
- Spatial, temporal, and density-dependent components of habitat quality for a desert owl
2015
- Land Use and Environmental Variability Impacts on the Phenology of Arid Agro-Ecosystems
2015
- Subsurface soil textural control of aboveground productivity in the US Desert Southwest
2015
- Erratum: Spatial, temporal, and density-dependent components of habitat quality for a desert owl (PLoS ONE 10:3 (e0119986) DOI:10.1371/journal.pone.0119986))
2015
- Fractional snow cover estimation in complex alpine-forested environments using an artificial neural network
2015
- Spatial, Temporal, and Density-dependent Components of Ferruginous Pygmy-Owls Habitat Quality
2015
- Correction: Spatial, Temporal, and Density-Dependent Components of Habitat Quality for a Desert Owl
2015
- Quantifying the influence of deep soil moisture on ecosystem albedo: The role of vegetation
2014
- Assessing transmission of crop diseases by insect vectors in a landscape context
2014
- Using remote sensing tools to assess land use transitions in unsustainable arid agro-ecosystems
2014
- Trends and ENSO/AAO Driven Variability in NDVI Derived Productivity and Phenology alongside the Andes Mountains
2013
- Estimating Winter Annual Biomass in the Sonoran and Mojave Deserts with Satellite- and Ground-Based Observations
2013
- Winter Annual Biomass in the Sonoran and Mojave Deserts with Satellite- and Ground-Based Observations
2013
- Hyperspectral Remote Sensing Tools for Quantifying Plant Litter and Invasive Species in Arid Ecosystems
2012
- Fine scale spatial urban land cover factors associated with adult mosquito abundance and risk in Tucson
2012
- Phenological dynamics of irrigated and natural drylands in Central Asia before and after the USSR collapse
2012
- Fine scale spatial urban land cover factors associated with adult mosquito abundance and risk in Tucson, Arizona
2012
- Using MODIS-NDVI for the Modeling of Post-Wildfire Vegetation Response as a Function of Environmental Conditions and Pre-Fire Restoration Treatments.
2012
- Impacts of climate gradients on the vegetation phenology of major land use types in Central Asia (1981 ndash;2008)
2012
- Remotely sensed vegetation phenology and productivity along a climatic gradient: on the value of incorporating the dimension of woody plant cover
2011
- Using MODIS-NDVI for the Modeling of Post-Wildfire Vegetation Response as a Function of Environmental Conditions and Pre-Fire Restoration Treatments
2011
- Benchmarking enhancements to a decision support system for global crop production
2011
- Remotely sensed vegetation phenology of sky islands in the madrean archipelago
2011
- Mapping and monitoring riparian vegetation distribution, structure and composition with regression tree models and post-classification change metrics
2011
- Benchmarking enhancements to a decision support system for global crop production assessments
2011
- Environmental Drivers of NDVI-based Vegetation Dynamics in Central Asia, Special Issue Remote Sensing in Climate Monitoring and Analysis
2011
- Environmental Drivers of NDVI-Based Vegetation Phenology in Central Asia
2011
- Phenological classification of the United States: A geographic framework for extending multi-sensor time-series data
2010
- Remotely sensed vegetation phenology and productivity along a climatic gradient: on the value of incorporating the dimension of woody plant cover.
2010
- Phenological Characterization of Desert Sky Island Vegetation Communities with Remotely Sensed and Climate Time Series Data
2010
- Feasibility of Invasive Grass Detection in a Desertscrub Community Using Hyperspectral Field Measurements and Landsat TM Imagery
2010
- Evaluating Post-wildfire Vegetation Regeneration as a Response to Multiple Environmental Determinants
2010
- Evaluating post wildfire vegetation dynamics as a response to multiple environmental determinants.
2010
- Fusion of High Resolution Aerial Multispectral and LiDAR Data: Land Cover in the Context of Urban Mosquito Habitat
2010
- Monitoring post-wildfire vegetation response with remotely sensed time-series data in Spain, USA and Israel.
2010
- An assessment of remotely sensed land surface phenology for detecting spatio-temporal landscape change patterns: Arizona and its National Parks
2009
- Discrimination of invaded and native species sites in a semi-desert grassland using MODIS multi-temporal data
2009
- Intercomparison, interpretation, and assessment of spring phenology in North America estimated from remote sensing for 1982 to 2006
2009
- An Assessment of Land Surface Phenology for Detecting Spatio-Temporal Landscape Change Patterns: Arizona and its National Parks
2009
- MODIS Vegetation Indices
2008
- Monitoring the Effects of Forest Restoration Treatments on Post-Fire Vegetation Recovery with MODIS Multitemporal Data
2008
- Visible, Near-IR, and Shortwave IR Spectral Characteristics of Terrestrial Surfaces
2008
- Benchmarking: The end of the process
2007
- Phenological characterization of a sky island: insights into vegetation patterns across space and time
2007
- Satellite-derived vegetation dynamics applied to post-fire vulnerability assessment in eastern Spain
2007
- Our changing biological and climate calendar, or, what is phenology and why should we care?
2007
- Spectral Vegetation Indices and Uncertainty: Insights from a Users' Perspective
2006
- Vegetation Index greenness global data set White Paper for NASA ESDR/CDR (April 2006)
2006
- Integrated crop production observations and information system
2006
- Spectral vegetation indices and uncertainty: Insights from a user's perspective
2006
- Multi-sensor NDVI data continuity: Uncertainties and implications for vegetation monitoring applications
2006
- Intercomparison, interpretation, and assessment of spring phenology in North America estimated from remote sensing for 1982-2006
2006
- Biophysical characterization and management effects on semiarid rangeland observed from Landsat ETM+ data
2005
- Benchmark the performance of a decision support system
2005
- Assimilating NASA data into a crop production estimation system: Risk management
2005
- Assimilating NASA Data into a Crop Production Estimation System: Risk Management.
2005
- Phenology and trend indicators derived from spatially dynamic bi-weekly satellite imagery to support ecosystem monitoring
2005
- Deriving land surface biophysical parameters from satellite data for soil carbon sequenstration
2004
- Assimilation of NASA Earth Science Results and Data in National Decision Support Systems
2003
- Land surface albedo from the synergistic use of polar (EPS) and geo-stationary (MSG) observing systems: An assessment of physical uncertainties
2002
- Uncertainties in albedo derived from geostationary and polar orbiting satellite data
2001
- Assessment of the MODIS vegetation index compositing algorithm using quality assurance flags and sun/view angles
2000
- Global-scale analysis of vegetation indices for moderate resolution monitoring of terrestrial vegetation
1999
- MODIS vegetation index compositing approach: A prototype with AVHRR data
1999
- Vegetation change monitoring with spectral indices: The importance of view and sun angle standardized data
1999
- Terrestrial biosphere analysis of SeaWiFS data over the Amazon region with MODIS and GLI prototype vegetation indices
1998
- The Moderate Resolution Imaging Spectroradiometer (MODIS): Land remote sensing for global change research
1998
- Vegetation detection through smoke-filled AVIRIS images: An assessment using MODIS band passes
1998
- Evaluation of the MODIS vegetation index compositing algorithm using SeaWiFS data
1998
- Deconvolution of remotely sensed spectral mixtures for retrieval of LAI, fAPAR and soil brightness
1997
- A comparison of vegetation indices over a global set of TM images for EOS-MODIS
1997
- Use of vegetation indices in forested regions: Issues of linearity and saturation
1997
- Quality assurance of global vegetation index compositing algorithm using AVHRR data
1997
- Effects of standing litter on the biophysical interpretation of plant canopies with spectral indices
1996
- Comparison of vegetation index compositing scenarios: BRDF versus maximum VI approaches
1996
- Radiative transfer in shrub savanna sites in Niger: preliminary results from HAPEX-Sahel. 3. Optical dynamics and vegetation index sensitivity to biomass and plant cover
1994
- Radiative transfer in shrub savanna sites in Niger: preliminary results from HAPEX-Sahel. 1. Modelling surface reflectance using a geometric-optical approach
1994
- Biophysical interpretation of a spectral mixture model based on a radiative transfer model and observational data
1994
- Normalization of multidirectional red and NIR reflectances with the SAVI
1991
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