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Ground Subsidence in Arctic Tundra Unlikely to Trigger Abrupt Thaw
… patterns. Existing data and new measurements of ground ice content informed simulations of a small catchment near … This study addressed one of the biggest uncertainties about how carbon-rich regions of the Arctic will respond to … as part of the Next-Generation Ecosystem Experiments (NGEE Arctic) project. …
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Coupled land surface-subsurface hydrogeophysical inverse modeling to estimate soil organic carbon content and explore associated hydrological and thermal dynamics in an Arctic tundra ecosystem
… inverse modeling to estimate soil organic carbon content and explore associated hydrological and thermal … and moisture within the shallow permafrost (here at about 0.6 m depth), the approach was unable to estimate … estimate SOC and associated hydro-thermal dynamics at the NGEE site. Image with caption …
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A rock physics investigation of unconsolidated saline permafrost: P-wave properties from laboratory ultrasonic measurements
… be under threat in a warming world. Therefore, knowledge about the distributions and properties of saline permafrost … unique series of field and laboratory studies conducted by NGEE Arctic researchers, Shan Dou and her colleagues at LBNL … allow researchers to examine the relationship between ice content and P-wave properties, and subsequently gain …
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Integration and Model Evaluation
… FOR INTEGRATED MODEL EVALUATION As part of the NGEE Arctic goal to improve model representations of Arctic … footprints. Predictions of landscape-scale LAI and canopy N content will be evaluated against ground and airborne … scales. The models will be used to generate hypotheses about the ecosystem processes that will determine future …