The Cryosphere

Overview

publication venue for

• Improving model-satellite comparisons of sea ice melt onset with a satellite simulator 2022
• Impact of freshwater runoff from the southwest Greenland Ice Sheet on fjord productivity since the late 19th century 2022
• Snowfall and snow accumulation during the MOSAiC winter and spring seasons 2022
• Divergence of apparent and intrinsic snow albedo over a season at a sub-alpine site with implications for remote sensing 2022
• Network connectivity between the winter Arctic Oscillation and summer sea ice in CMIP6 models and observations 2022
• Arctic sea ice anomalies during the MOSAiC winter 2019/20 2022
• Relating snowfall observations to Greenland ice sheet mass changes: an atmospheric circulation perspective 2022
• Weakening of the pinning point buttressing Thwaites Glacier, West Antarctica 2022
• An empirical algorithm to map perennial firn aquifers and ice slabs within the Greenland Ice Sheet using satellite L-band microwave radiometry 2022
• Seasonal Sea Ice Prediction with the CICE Model and Positive Impact of CryoSat-2 Ice Thickness Initialization 2021
• Two decades of dynamic change and progressive destabilization on the Thwaites Eastern Ice Shelf 2021
• Impacts of snow data and processing methods on the interpretation of long-term changes in Baffin Bay early spring sea ice thickness 2021
• A seasonal algorithm of the snow-covered area fraction for mountainous terrain 2021
• Holocene sea-ice dynamics in Petermann Fjord in relation to ice tongue stability and Nares Strait ice arch formation 2021
• Measuring the state and temporal evolution of glaciers in Alaska and Yukon using synthetic-aperture-radar-derived (SAR-derived) 3D time series of glacier surface flow 2021
• Energetics of surface melt in West Antarctica 2021
• An empirical algorithm to map perennial firn aquifers, ice slabs, and perched firn aquifers within the Greenland Ice Sheet using satellite L-band microwave radiometry 2021
• Contrasting regional variability of buried meltwater extent over 2 years across the Greenland Ice Sheet 2021
• Faster decline and higher variability in the sea ice thickness of the marginal Arctic seas when accounting for dynamic snow cover 2021
• Simulated Ka- and Ku-band radar altimeter height and freeboard estimation on snow-covered Arctic sea ice 2021
• Heterogeneous CO2 and CH4 content of glacial meltwater from the Greenland Ice Sheet and implications for subglacial carbon processes 2021
• Physical properties of shallow ice cores from Antarctic and sub-Antarctic islands 2021
• Physics-based SNOWPACK model improves representation of near-surface Antarctic snow and firn density 2021
• The 32-year record-high surface melt in 2019/2020 on the northern George VI Ice Shelf, Antarctic Peninsula 2021
• An exploratory modelling study of perennial firn aquifers in the Antarctic Peninsula for the period 1979-2016 2021
• Fractional snow-covered area: scale-independent peak of winter parameterization 2021
• Inter-comparison of snow depth over Arctic sea ice from reanalysis reconstructions and satellite retrieval 2021
• Debris cover and the thinning of Kennicott Glacier, Alaska: in situ measurements, automated ice cliff delineation and distributed melt estimates 2021
• Spectral characterization, radiative forcing and pigment content of coastal Antarctic snow algae: approaches to spectrally discriminate red and green communities and their impact on snowmelt 2021
• Scoring Antarctic surface mass balance in climate models to refine future projections 2020
• Snow cover duration trends observed at sites and predicted by multiple models 2020
• Surface-based Ku- and Ka-band polarimetric radar for sea ice studies 2020
• Reconciling the surface temperature-surface mass balance relationship in models and ice cores in Antarctica over the last 2 centuries 2020
• Geothermal heat flux from measured temperature profiles in deep ice boreholes in Antarctica 2020
• GrSMBMIP: intercomparison of the modelled 1980-2012 surface mass balance over the Greenland Ice Sheet 2020
• Deep ice layer formation in an alpine snowpack: monitoring and modeling 2020
• Impact of coastal East Antarctic ice rises on surface mass balance: insights from observations and modeling 2020
• Frazil ice growth and production during katabatic wind events in the Ross Sea, Antarctica 2020
• Seasonal transition dates can reveal biases in Arctic sea ice simulations 2020
• Snow depth mapping from stereo satellite imagery in mountainous terrain: evaluation using airborne laser-scanning data 2020
• Brief communication: Mapping Greenland's perennial firn aquifers using enhanced-resolution L-band brightness temperature image time series 2020
• Lateral meltwater transfer across an Antarctic ice shelf 2020
• Present-day and future Greenland Ice Sheet precipitation frequency from CloudSat observations and the Community Earth System Model 2020
• Brief Communication: Update on the GPS reflection technique for measuring snow accumulation in Greenland 2020
• An enhancement to sea ice motion and age products at the National Snow and Ice Data Center (NSIDC) 2020
• Brief communication: CESM2 climate forcing (1950-2014) yields realistic Greenland ice sheet surface mass balance 2020
• Going with the floe: tracking CESM Large Ensemble sea ice in the Arctic provides context for ship-based observations 2020
• How useful is snow accumulation in reconstructing surface air temperature in Antarctica? A study combining ice core records and climate models 2020
• The seasonal evolution of albedo across glaciers and the surrounding landscape of Taylor Valley, Antarctica 2020
• Influence of sea-ice anomalies on Antarctic precipitation using source attribution in the Community Earth System Model 2020
• Relating regional and point measurements of accumulation in southwest Greenland 2020
• Comparison of modeled snow properties in Afghanistan, Pakistan, and Tajikistan 2020
• Glacial sedimentation, fluxes and erosion rates associated with ice retreat in Petermann Fjord and Nares Strait, north-west Greenland 2020
• Brief communication: Conventional assumptions involving the speed of radar waves in snow introduce systematic underestimates to sea ice thickness and seasonal growth rate estimates 2020
• Surface mass balance downscaling through elevation classes in an Earth system model: application to the Greenland ice sheet 2019
• Buoyant forces promote tidewater glacier iceberg calving through large basal stress concentrations 2019
• Development of physically based liquid water schemes for Greenland firn-densification models 2019
• Automatically delineating the calving front of Jakobshavn Isbrae from multitemporal TerraSAR-X images: a deep learning approach 2019
• Regional grid refinement in an Earth system model: impacts on the simulated Greenland surface mass balance 2019
• The evolution of snow bedforms in the Colorado Front Range and the processes that shape them 2019
• Benchmark seasonal prediction skill estimates based on regional indices 2019
• Firn data compilation reveals widespread decrease of firn air content in western Greenland 2019
• Extracting recent short-term glacier velocity evolution over southern Alaska and the Yukon from a large collection of Landsat data 2019
• Estimation of the Antarctic surface mass balance using the regional climate model MAR (1979-2015) and identification of dominant processes 2019
• Definition differences and internal variability affect the simulated Arctic sea ice melt season 2019
• Estimating snow depth over Arctic sea ice from calibrated dual-frequency radar freeboards 2018
• Dual-satellite (Sentinel-2 and Landsat 8) remote sensing of supraglacial lakes in Greenland 2018
• Seasonal mass variations show timing and magnitude of meltwater storage in the Greenland Ice Sheet 2018
• Investigation of a wind-packing event in Queen Maud Land, Antarctica 2018
• Seasonal monitoring of melt and accumulation within the deep percolation zone of the Greenland Ice Sheet and comparison with simulations of regional climate modeling 2018
• Warm winter, thin ice? 2018
• Observations and simulations of the seasonal evolution of snowpack cold content and its relation to snowmelt and the snowpack energy budget 2018
• Using machine learning for real-time estimates of snow water equivalent in the watersheds of Afghanistan 2018
• Brief communication: Unabated wastage of the Juneau and Stikine icefields (southeast Alaska) in the early 21st century 2018
• Modelling the climate and surface mass balance of polar ice sheets using RACMO2-Part 2: Antarctica (1979-2016) 2018
• Modelling the climate and surface mass balance of polar ice sheets using RACMO2-Part 1: Greenland (1958-2016) 2018
• Greenland iceberg melt variability from high-resolution satellite observations 2018
• Increased West Antarctic and unchanged East Antarctic ice discharge over the last 7 years 2018
• Decadal changes of surface elevation over permafrost area estimated using reflected GPS signals 2018
• The Arctic sea ice cover of 2016: a year of record-low highs and higher-than-expected lows 2018
• Hydrologic flow path development varies by aspect during spring snowmelt in complex subalpine terrain 2018
• Snowmelt response to simulated warming across a large elevation gradient, southern Sierra Nevada, California 2017
• Blowing snow detection from ground-based ceilometers: application to East Antarctica 2017
• GPS-derived estimates of surface mass balance and ocean-induced basal melt for Pine Island Glacier ice shelf, Antarctica 2017
• Basin-scale heterogeneity in Antarctic precipitation and its impact on surface mass variability 2017
• Investigating the local-scale influence of sea ice on Greenland surface melt 2017
• Distributed snow and rock temperature modelling in steep rock walls using Alpine3D 2017
• Surface energy budget responses to radiative forcing at Summit, Greenland 2017
• Brief communication: Observations of a glacier outburst flood from Lhotse Glacier, Everest area, Nepal 2017
• The past, present, and future viscous heat dissipation available for Greenland subglacial conduit formation 2017
• Snow fracture in relation to slab avalanche release: critical state for the onset of crack propagation 2017
• Rapid wastage of the Hazen Plateau ice caps, northeastern Ellesmere Island, Nunavut, Canada 2017
• Fram Strait sea ice export variability and September Arctic sea ice extent over the last 80 years 2017
• Active subglacial lakes and channelized water flow beneath the Kamb Ice Stream 2016
• Simulating ice layer formation under the presence of preferential flow in layered snowpacks 2016
• Ice core evidence for a 20th century increase in surface mass balance in coastal Dronning Maud Land, East Antarctica 2016
• Mapping and assessing variability in the Antarctic marginal ice zone, pack ice and coastal polynyas in two sea ice algorithms with implications on breeding success of snow petrels 2016
• Case study of spatial and temporal variability of snow cover, grain size, albedo and radiative forcing in the Sierra Nevada and Rocky Mountain snowpack derived from imaging spectroscopy 2016
• Estimating supraglacial lake depth in West Greenland using Landsat 8 and comparison with other multispectral methods 2016
• Extraordinary runoff from the Greenland ice sheet in 2012 amplified by hypsometry and depleted firn retention 2016
• MABEL photon-counting laser altimetry data in Alaska for ICESat-2 simulations and development 2016
• Modeling debris-covered glaciers: response to steady debris deposition 2016
• The darkening of the Greenland ice sheet: trends, drivers, and projections (1981-2100) 2016
• The modelled surface mass balance of the Antarctic Peninsula at 5.5km horizontal resolution 2016
• Changing surface-atmosphere energy exchange and refreezing capacity of the lower accumulation area, West Greenland 2015
• Configuration of the Northern Antarctic Peninsula Ice Sheet at LGM based on a new synthesis of seabed imagery 2015
• Improving Arctic sea ice edge forecasts by assimilating high horizontal resolution sea ice concentration data into the US Navy's ice forecast systems 2015
• Recent changes in north-west Greenland climate documented by NEEM shallow ice core data and simulations, and implications for past-temperature reconstructions 2015
• Spatial patterns in glacier characteristics and area changes from 1962 to 2006 in the Kanchenjunga-Sikkim area, eastern Himalaya 2015
• Using records from submarine, aircraft and satellites to evaluate climate model simulations of Arctic sea ice thickness (vol 8, pg 1839, 2014) 2015
• Verification of the multi-layer SNOWPACK model with different water transport schemes 2015
• A spurious jump in the satellite record: has Antarctic sea ice expansion been overestimated? 2014
• Constraining the recent mass balance of Pine Island and Thwaites glaciers, West Antarctica, with airborne observations of snow accumulation 2014
• Detailed ice loss pattern in the northern Antarctic Peninsula: widespread decline driven by ice front retreats 2014
• Drifting snow measurements on the Greenland Ice Sheet and their application for model evaluation 2014
• Empirical estimation of present-day Antarctic glacial isostatic adjustment and ice mass change 2014
• High-resolution modelling of the seasonal evolution of surface water storage on the Greenland Ice Sheet 2014
• How much snow falls on the Antarctic ice sheet? 2014
• MODIS observed increase in duration and spatial extent of sediment plumes in Greenland fjords 2014
• Modeling bulk density and snow water equivalent using daily snow depth observations 2014
• Solving Richards Equation for snow improves snowpack meltwater runoff estimations in detailed multi-layer snowpack model 2014
• The effect of changing sea ice on the physical vulnerability of Arctic coasts 2014
• Updated cloud physics in a regional atmospheric climate model improves the modelled surface energy balance of Antarctica 2014
• Using records from submarine, aircraft and satellites to evaluate climate model simulations of Arctic sea ice thickness 2014
• "Expansion of meltwater lakes on the Greenland Ice Sheet" 2013
• Constraining GRACE-derived cryosphere-attributed signal to irregularly shaped ice-covered areas 2013
• Estimating the Greenland ice sheet surface mass balance contribution to future sea level rise using the regional atmospheric climate model MAR 2013
• New estimates of Arctic and Antarctic sea ice extent during September 1964 from recovered Nimbus I satellite imagery 2013
• Satellite-derived volume loss rates and glacier speeds for the Cordillera Darwin Icefield, Chile 2013
• Seasonal controls on snow distribution and aerial ablation at the snow-patch and landscape scales, McMurdo Dry Valleys, Antarctica 2013
• Variations in snow and firn chemistry along US ITASE traverses and the effect of surface glazing 2013
• A simple approach to providing a more consistent Arctic sea ice extent time series from the 1950s to present 2012
• Borehole temperatures reveal details of 20th century warming at Bruce Plateau, Antarctic Peninsula 2012
• Drifting snow climate of the Greenland ice sheet: a study with a regional climate model 2012
• Greenland ice sheet albedo feedback: thermodynamics and atmospheric drivers 2012
• Monte Carlo ice flow modeling projects a new stable configuration for Columbia Glacier, Alaska, c. 2020 2012
• Sensitivity of Greenland Ice Sheet surface mass balance to surface albedo parameterization: a study with a regional climate model 2012
• Warming of waters in an East Greenland fjord prior to glacier retreat: mechanisms and connection to large-scale atmospheric conditions 2011
• Modelling snowdrift sublimation on an Antarctic ice shelf 2010
• Testing longwave radiation parameterizations under clear and overcast skies at Storglaciaren, Sweden 2009
• The emergence of surface-based Arctic amplification 2009
• Diagnosing the extreme surface melt event over southwestern Greenland in 2007 2008

Research

keywords

• 0405 Oceanography, 0406 Physical Geography and Environmental Geoscience