Search Results - "Torbick, Nathan"

Monitoring Rice Agriculture across Myanmar Using Time Series Sentinel-1 Assisted by Landsat-8 and PALSAR-2 by Torbick, Nathan, Chowdhury, Diya, Salas, William, Qi, Jiaguo

“…Assessment and monitoring of rice agriculture over large areas has been limited by cloud cover, optical sensor spatial and temporal resolutions, and lack of…”
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Regional Mapping of Plantation Extent Using Multisensor Imagery by Torbick, Nathan, Ledoux, Lindsay, Salas, William, Zhao, Meng

“…Industrial forest plantations are expanding rapidly across Monsoon Asia and monitoring extent is critical for understanding environmental and socioeconomic…”
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High Resolution Modeling of River‐Floodplain‐Reservoir Inundation Dynamics in the Mekong River Basin by Shin, Sanghoon, Pokhrel, Yadu, Yamazaki, Dai, Huang, Xiaodong, Torbick, Nathan, Qi, Jiaguo, Pattanakiat, Sura, Ngo‐Duc, Thanh, Nguyen, Tuan Duc

“…Numerous studies have examined the changes in streamflow in the Mekong River Basin (MRB) using observations and hydrological modeling; however, there is a lack…”
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Assessment of Forest above Ground Biomass Estimation Using Multi-Temporal C-band Sentinel-1 and Polarimetric L-band PALSAR-2 Data by Huang, Xiaodong, Ziniti, Beth, Torbick, Nathan, Ducey, Mark

“…Synthetic Aperture Radar (SAR), as an active sensor transmitting long wavelengths, has the advantages of working day and night and without rain or cloud…”
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Fusion of Moderate Resolution Earth Observations for Operational Crop Type Mapping by Torbick, Nathan, Huang, Xiaodong, Ziniti, Beth, Johnson, David, Masek, Jeff, Reba, Michele

“…Crop type inventory and within season estimates at moderate (<30 m) resolution have been elusive in many regions due to the lack of temporal frequency, clouds,…”
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Crop yield estimation at different growing stages using a synergy of SAR and optical remote sensing data by Kalecinski, Natacha I., Skakun, Sergii, Torbick, Nathan, Huang, Xiaodong, Franch, Belen, Roger, Jean-Claude, Vermote, Eric

“…Crop yield forecasting is an essential component of crop production assessment, impacting people at the global scale down to the level of individual farms…”
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Assessing Conflict Driven Food Security in Rakhine, Myanmar with Multisource Imagery by Huang, Xiaodong, Ziniti, Beth, Torbick, Nathan

“…Recent conflict along the border of Bangladesh and Myanmar has amplified a food security crisis and access to the region remains challenging…”
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Mapping rice greenhouse gas emissions in the Red River Delta, Vietnam by Torbick, Nathan, Salas, William, Chowdhury, Diya, Ingraham, Peter, Trinh, Mai

“…Rice greenhouse gas (GHG) emissions in the Red River Delta, Vietnam, were mapped using multiscale satellite imagery and a processed-based biogeochemical model…”
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Impacts of land use/cover classification accuracy on regional climate simulations by Ge, Jianjun, Qi, Jiaguo, Lofgren, Brent M., Moore, Nathan, Torbick, Nathan, Olson, Jennifer M.

“…Land use/cover change has been recognized as a key component in global change. Various land cover data sets, including historically reconstructed, recently…”
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Comparison between Dense L-Band and C-Band Synthetic Aperture Radar (SAR) Time Series for Crop Area Mapping over a NISAR Calibration-Validation Site by Kraatz, Simon, Torbick, Nathan, Jiao, Xianfeng, Huang, Xiaodong, Robertson, Laura Dingle, Davidson, Andrew, McNairn, Heather, Cosh, Michael H., Siqueira, Paul

“…Crop area mapping is important for tracking agricultural production and supporting food security. Spaceborne approaches using synthetic aperture radar (SAR)…”
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Field-Scale Soil Moisture Retrieval Using PALSAR-2 Polarimetric Decomposition and Machine Learning by Huang, Xiaodong, Ziniti, Beth, Cosh, Michael H., Reba, Michele, Wang, Jinfei, Torbick, Nathan

“…Soil moisture is a key indicator to assess cropland drought and irrigation status as well as forecast production. Compared with the optical data which are…”
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Evaluating Principal Components Analysis for Identifying Optimal Bands Using Wetland Hyperspectral Measurements From the Great Lakes, USA by Torbick, Nathan, Becker, Brian

“…Mapping species composition is a focus of the wetland science community as this information will substantially enhance assessment and monitoring abilities…”
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Rice Inundation Assessment Using Polarimetric UAVSAR Data by Huang, Xiaodong, Runkle, Benjamin R. K., Isbell, Mark, Moreno‐García, Beatriz, McNairn, Heather, Reba, Michele L., Torbick, Nathan

“…Irrigated rice requires intense water management under typical agronomic practices. Cost effective tools to improve the efficiency and assessment of water use…”
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Spatial cluster analysis of population amyotrophic lateral sclerosis risk in Ireland by Bradley, Walter G, Stommel, Elijah W, Shi, Xun, Torbick, Nathan M, Caller, Tracie A, Sabel, Clive E

“…We read with interest the article by Rooney et al.,[1] who reported no significant high-risk clusters of patients with amyotrophic lateral sclerosis (ALS) in…”
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High Resolution Mapping of Peatland Hydroperiod at a High-Latitude Swedish Mire by Torbick, Nathan, Persson, Andreas, Olefeldt, David, Frolking, Steve, Salas, William, Hagen, Stephen, Crill, Patrick, Li, Changsheng

“…Monitoring high latitude wetlands is required to understand feedbacks between terrestrial carbon pools and climate change. Hydrological variability is a key…”
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INVESTIGATING IMPACTS OF LAND-USE LAND COVER CHANGE ON WETLANDS IN THE MUSKEGON RIVER WATERSHED, MICHIGAN, USA by Torbick, Nathan M., Qi, Jiaguo, Roloff, Gary J., Jan Stevenson, R.

“…Estimates indicate that nearly half of the world's wetlands have been destroyed or altered as a result of human activities. However, studies investigating the…”
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Changing Surface Conditions at Kilimanjaro Indicated from Multiscale Imagery by Torbick, Nathan, Ge, Jianjun, Qi, Jiaguo

“…The shrinking glacier atop Kilimanjaro has received much attention as it is one of the few remaining tropical glaciers in the world. Physical drivers ranging…”
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Mapping urban sprawl and impervious surfaces in the northeast United States for the past four decades by Torbick, Nathan, Corbiere, Megan

“…Mapping urban expansion and impervious surfaces (IS) has become a useful tool for supporting watershed assessments. The lack of large-area time-series maps…”
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Assessing invasive plant infestation and disturbance gradients in a freshwater wetland using a GIScience approach by Torbick, Nathan M, Becker, Brian L, Hession, Sarah L, Qi, Jiaguo, Roloff, Gary J, Jan Stevenson, R

“…The assessment of aquatic ecosystems requires information on biological and disturbance gradients in order to evaluate quality. As a result decision makers…”
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A Multiscale Mapping Assessment of Lake Champlain Cyanobacterial Harmful Algal Blooms by Torbick, Nathan, Corbiere, Megan

“…Lake Champlain has bays undergoing chronic cyanobacterial harmful algal blooms that pose a public health threat. Monitoring and assessment tools need to be…”
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