Search Results - "Pitcher, Lincoln H."
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Arctic‐Boreal Lake Dynamics Revealed Using CubeSat Imagery
Published in Geophysical research letters (28-02-2019)“…Fine‐scale, subseasonal fluctuations in Arctic‐Boreal surface water reflect regional water balance and modulate trace gas emissions to the atmosphere but have…”
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Efficient meltwater drainage through supraglacial streams and rivers on the southwest Greenland ice sheet
Published in Proceedings of the National Academy of Sciences - PNAS (27-01-2015)“…Significance Meltwater runoff from the Greenland ice sheet is a key contributor to global sea level rise and is expected to increase in the future, but it has…”
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3
Seasonal evolution of supraglacial lakes and rivers on the southwest Greenland Ice Sheet
Published in Journal of glaciology (01-08-2021)“…Supraglacial lakes and rivers dominate the storage and transport of meltwater on the southwest Greenland Ice Sheet (GrIS) surface. Despite functioning as…”
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Characterizing Near-Nadir and Low Incidence Ka-Band SAR Backscatter From Wet Surfaces and Diverse Land Covers
Published in IEEE journal of selected topics in applied earth observations and remote sensing (2024)“…The Surface Water and Ocean Topography (SWOT) satellite and AirSWOT airborne instrument are the first imaging radar-altimeters designed with near-nadir and low…”
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5
Meltwater storage in low-density near-surface bare ice in the Greenland ice sheet ablation zone
Published in The cryosphere (21-03-2018)“…We document the density and hydrologic properties of bare, ablating ice in a mid-elevation (1215 m a.s.l.) supraglacial internally drained catchment in the…”
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Airborne observations of arctic-boreal water surface elevations from AirSWOT Ka-Band InSAR and LVIS LiDAR
Published in Environmental research letters (01-10-2020)“…AirSWOT is an experimental airborne Ka-band radar interferometer developed by NASA-JPL as a validation instrument for the forthcoming NASA Surface Water and…”
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A High-Resolution Airborne Color-Infrared Camera Water Mask for the NASA ABoVE Campaign
Published in Remote sensing (Basel, Switzerland) (01-09-2019)“…The airborne AirSWOT instrument suite, consisting of an interferometric Ka-band synthetic aperture radar and color-infrared (CIR) camera, was deployed to…”
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Proglacial river stage derived from georectified time-lapse camera images, Inglefield Land, Northwest Greenland
Published in Frontiers in earth science (Lausanne) (09-06-2023)“…The Greenland Ice Sheet is a leading source of global sea level rise, due to surface meltwater runoff and glacier calving. However, given a scarcity of…”
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Derivation of High Spatial Resolution Albedo from UAV Digital Imagery: Application over the Greenland Ice Sheet
Published in Frontiers in earth science (Lausanne) (23-05-2017)“…Measurements of albedo are a prerequisite for modeling surface melt across the Earth’s cryosphere, yet available satellite products are limited in spatial…”
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Supraglacial Streams and Rivers
Published in Annual review of earth and planetary sciences (30-05-2019)“…Supraglacial meltwater channels that flow on the surfaces of glaciers, ice sheets, and ice shelves connect ice surface climatology with subglacial processes,…”
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Global Characterization of Inland Water Reservoirs Using ICESat‐2 Altimetry and Climate Reanalysis
Published in Geophysical research letters (16-09-2020)“…Accurate, transparent knowledge of global reservoir levels is a prerequisite for effective management of water resources. However, no complete database exists…”
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Temporal variations in river water surface elevation and slope captured by AirSWOT
Published in Remote sensing of environment (01-04-2019)“…The Surface Water and Ocean Topography (SWOT) satellite mission aims to improve the frequency and accuracy of global observations of river water surface…”
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AirSWOT measurements of river water surface elevation and slope: Tanana River, AK
Published in Geophysical research letters (16-01-2017)“…Fluctuations in water surface elevation (WSE) along rivers have important implications for water resources, flood hazards, and biogeochemical cycling. However,…”
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14
Direct measurements of meltwater runoff on the Greenland ice sheet surface
Published in Proceedings of the National Academy of Sciences - PNAS (12-12-2017)“…Meltwater runoff from the Greenland ice sheet surface influences surface mass balance (SMB), ice dynamics, and global sea level rise, but is estimated with…”
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AirSWOT InSAR Mapping of Surface Water Elevations and Hydraulic Gradients Across the Yukon Flats Basin, Alaska
Published in Water resources research (01-02-2019)“…AirSWOT, an experimental airborne Ka‐band interferometric synthetic aperture radar, was developed for hydrologic research and validation of the forthcoming…”
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Development of Ice-Shelf Estuaries Promotes Fractures and Calving
Published in Nature geoscience (01-12-2021)“…As the global climate warms, increased surface meltwater production on ice shelves may trigger ice-shelf collapse and enhance global sea-level rise. The…”
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Direct Observation of Winter Meltwater Drainage From the Greenland Ice Sheet
Published in Geophysical research letters (16-05-2020)“…Meltwater runoff from the Greenland Ice Sheet (GrIS) significantly contributes to sea level rise and is the dominant driver of enhanced mass loss. While most…”
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Characterizing supraglacial meltwater channel hydraulics on the Greenland Ice Sheet from in situ observations
Published in Earth surface processes and landforms (01-11-2016)“…Supraglacial rivers on the Greenland Ice Sheet (GrIS) transport large volumes of surface meltwater toward the ocean, yet have received relatively little direct…”
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CryoSheds: a GIS modeling framework for delineating land-ice watersheds for the Greenland Ice Sheet
Published in GIScience and remote sensing (01-11-2016)“…Choice of watershed delineation technique is an important source of uncertainty for cryo-hydrologic studies of the Greenland Ice Sheet (GrIS), with different…”
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Hourly surface meltwater routing for a Greenlandic supraglacial catchment across hillslopes and through a dense topological channel network
Published in The cryosphere (18-05-2021)“…Recent work has identified complex perennial supraglacial stream and river networks in areas of the Greenland Ice Sheet (GrIS) ablation zone. Current surface…”
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