Research


Publications

– 2022 –

Aksamit, N. O., Scharien, R. K., and Hutchings, J. K. (2022). A quasi-objective single buoy approach for Lagrangian coherent structures and sea ice fracture events, EGUsphere [preprint], https://doi.org/10.5194/egusphere-2022-519.

Nandan, V., Willatt, R., Mallett, R., Stroeve, J., Geldsetzer, T., Scharien, R., et al. (2022). Wind Transport of Snow Impacts Ka- and Ku-band Radar Signatures on Arctic Sea Ice, The Cryosphere Discuss. [preprint], https://doi.org/10.5194/tc-2022-116, in review.

Else, B. G. T., Cranch, A., Sims, R. P., Jones, S., Dalman, L. A., Mundy, C. J., Segal, R. A., Scharien, R. K., and Guha, T. (2022). Variability in sea ice carbonate chemistry: a case study comparing the importance of ikaite precipitation, bottom-ice algae, and currents across an invisible polynya, The Cryosphere, 16, 3685–3701, https://doi.org/10.5194/tc-16-3685-2022, 2022.

Nicolaus, M, Perovich, DK, Spreen, G, et al. (2022). Overview of the MOSAiC expedition: Snow and sea ice. Elementa: Science of the Anthropocene 10(1). DOI: https://doi.org/10.1525/elementa.2021.000046

Creamean, J.M., Barry, K., Hill, T.C.J. et al. (2022). Annual cycle observations of aerosols capable of ice formation in central Arctic clouds. Nat Commun 13, 3537. https://doi.org/10.1038/s41467-022-31182-x

– 2021 –

Rotermund, L. M., Williams, W. J., Klymak, J. M., Wu, Y., Scharien, R. K., and Haas, C. (2021). The effect of sea ice on tidal propagation in the Kitikmeot Sea, Canadian Arctic Archipelago. Journal of Geophysical Research: Oceans, 126, e2020JC016786. doi: 10.1029/2020JC016786

– 2020 –

Scharien, R.K., and Nasonova, S. (2020). Incidence angle dependence of texture statistics from Sentinel-1 HH-polarization images of Arctic sea ice, IEEE Geoscience and Remote Sensing Letters (Early Access), 1-5. doi: 10.1109/LGRS.2020.3039739

Tanaka, Y., and Scharien, R.K. (2020). Potential of melt pond fraction retrieval from high spatial resolution AMSR-E/2 channels, IEEE Geoscience and Remote Sensing Letters (Early Access), 1-5. doi: 10.1109/LGRS.2020.3038888

Howell, S.E.L., Scharien, R.K., Landy, J. and Brady, M. (2020). Spring melt pond fraction in the Canadian Arctic Archipelago predicted from RADARSAT-2, The Cryosphere, 14(12), 4675-4686, doi: 10.5194/tc-14-4675-2020

Segal, R., Scharien, R.K., Duerden, F., and Tam, C.L. (2020). “The best of both worlds” – Connecting remote sensing and Arctic communities for safe sea ice travel”, Arctic (in press).

Segal, R., Scharien, R.K., Cafarella, S., and Tedstone, A. (2020). Characterizing winter landfast sea ice surface roughness in the Canadian Arctic Archipelago using Sentinel-1 synthetic aperture radar and the Multi-angle Imaging SpectroRadiometer, Annals of Glaciology, 1-15. doi:10.1017/aog.2020.48

Nandan, V., Scharien, R.K., Geldsetzer, T., Kwok, R., Yackel, J.J., Mahmud, M., Rösel, A., Tonboe, R., Granskog, M., Willat, R., Stroeve, J., Nomura, D., and Frey, M. (2020). Snow Property Controls on Modeled Ku-Band Altimeter Estimates of First-Year Sea Ice Thickness: Case Studies From the Canadian and Norwegian Arctic, IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 13, 1082-1096, doi: 10.1109/JSTARS.2020.2966432

– 2019 –

Moon, W., Nandan, V., Scharien, R.K., Wilkinson, J., Barret, A., Lawrence, I., Segal, R., Stroeve, J., Mahmud, M., Duke, P., Yackel, J., and Else, B. (2019). Physical length scales of wind-blown snow redistribution and accumulation on relatively smooth Arctic first-year sea ice, Environmental Research Letters, 14(10), 104003, doi: 10.1088/1748-9326/ab3b8d

Cafarella, S., Scharien, R.K., Geldsetzer, T., Howell, S.E.L., Haas, C., Segal, B., and Nasonova, S. (2019). Estimation of level and deformed first-year sea ice surface roughness in the Canadian Arctic Archipelago from C- and L-band synthetic aperture radar, Canadian Journal of Remote Sensing, 45(3-4), 457-475. doi: 10.1080/07038992.2019.1647102

Marshall, S., Scott, K.A., and Scharien, R.K. (2019). Passive microwave melt onset retrieval based on a variable threshold: assessment in the Canadian Arctic Archipelago, Remote Sensing, 11(11), 1304. doi: 10.3390/rs11111304

Landy, J.C., Tsamados, M., and Scharien, R.K. (2019). A facet-based numerical model for simulating SAR altimeter echoes from heterogeneous sea ice surfaces, IEEE Transactions on Geoscience and Remote Sensing, 57(7), 4164-4180. doi: 10.1109/TGRS.2018.2889763

Yackel, J., Geldsetzer, T., Mahmud, M., Nandan, V., Howell, S.E.L., and Scharien, R.K. (2019). Snow Thickness Estimation on First-Year Sea Ice from Late Winter Spaceborne Scatterometer Backscatter Variance, Remote Sensing, 11(4), 417. doi: 10.3390/rs11040417

– 2018 –

Nasonova, S., Scharien, R.K., Geldsetzer, T., Howell, S.E.L., Power, D. (2018). Optimal compact polarimetric parameters and texture features for discriminating sea ice types during winter and advanced melt, Canadian Journal of Remote Sensing, 44(4), 390-411, doi: 10.1080/07038992.2018.1527683

Ramjan, S., Geldsetzer, T., Scharien, R., Yackel, J. (2018). Predicting Melt Pond Fraction on Landfast Snow Covered First Year Sea Ice from Winter C-Band SAR Backscatter Utilizing Linear, Polarimetric and Texture Parameters. Remote Sensing, 10(10), 1603. doi: doi.org/10.3390/rs10101603

Mahmud, M.M., Geldsetzer, T., Howell, S.E.L, Yackel, J.J., Nandan, V., and Scharien, R.K. (2018). Incidence angle dependence of HH-polarized C- and L-band wintertime backscatter over Arctic sea ice. IEEE Transactions on Geoscience and Remote Sensing, 99, 1-13. doi: 10.1109/TGRS.2018.2841343

Howell, S.E.L., Komarov, A.S., Dabboor, M., Montpetit, B., Brady, M., Scharien, R.K., Mahmud, M., Nandan, V., Geldsetzer, T., and Yackel, J.J. (2018). Comparing L-and C-band synthetic aperture radar estimates of sea ice motion over different ice regimes. Remote Sensing of Environment, 204, 380-391. doi:10.1016/j.rse.2017.10.017

Yackel, J.J., Nandan, V., Mahmud, M., Scharien, R.K., Kang, J.W., and Geldsetzer, T. (2018). A spectral mixture analysis approach to quantify Arctic first-year sea ice melt pond fraction using QuickBird and MODIS reflectance data. Remote Sensing of Environment, 204, 704-716. doi:10.1016/j.rse.2017.09.030

Nasonova, S., Scharien, R.K., Haas, C., and Howell S.E.L. (2018). Linking regional winter sea ice thickness and surface roughness to spring melt pond fraction on landfast Arctic sea ice. Remote Sensing, 10(1), 37. doi:10.3390/rs10010037

– 2017 –

Scharien, R. K., Segal, R., Nasonova, S., Nandan, V., Howell, S. E. L., and Haas, C. (2017). Winter Sentinel-1 backscatter as a predictor of spring Arctic sea ice melt pond fraction. Geophysical Research Letters, 44. doi:10.1002/2017GL075547

Scharien, R.K., Segal, R., Yackel, J.J., Howell, S.E.L., and Nasonova, S. (2017). Linking winter and spring thermodynamic sea-ice states at critical scales using an object-based image analysis of Sentinel-1. Annals of Glaciology, 1-15. doi:10.1017/aog.2017.43

Nandan, V., Geldsetzer, T., Yackel, J., Mahmud, M., Scharien, R., Howell, S., King, J., Ricker, R. and Else, B. (2017). Effect of snow salinity on CryoSat-2 Arctic first-year sea ice freeboard measurements. Geophysical Research Letters, 44(20), 419–10,426. doi:10.1002/2017GL074506

Nandan, V., Scharien, R.K., Geldsetzer, T., Mahmud, M., Yackel, J.J., Islam, T., Gill, J.P.S., Fuller, M.C., Gunn, G., and Duguay, C. (2017). Geophysical and atmospheric controls on Ku-, X- and C-band backscatter evolution from a saline snow cover on first-year sea ice from late-winter to pre-early melt. Remote Sensing of Environment, 198, 425-441. doi:10.1016/j.rse.2017.06.029

– 2016 –

Firoozy, N., Komarov, A., Mojabi, P., Barber, D.G., Landy, J., and Scharien, R.K. (2016). Retrieval of Young Snow-Covered Sea Ice Temperature and Salinity Evolution through Radar Cross Section Inversion. IEEE Journal of Oceanic Engineering, 41(2), 326-338. doi:10.1109/JOE.2015.2458212

– 2015 –

Firoozy, N., Komarov, A., Mojabi, P., Barber, D.G., Landy, J., and Scharien, R.K. (2015). Inversion-based sensitivity analysis of snow-covered sea ice electromagnetic profiles. IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 8(7), 3643-3655. doi:10.1109/JSTARS.2015.2399651

Geldsetzer T., Arkett, M., Zagon, T., Charbonneau, F., Yackel, J.J., and Scharien, R.K. (2015). All season compact polarimetry SAR observations of sea ice. Canadian Journal of Remote Sensing, 41(5), 485-504. doi:10.1080/07038992.2015.1120661

Istomina, L., Heygster, G., Huntemann, M., Schwarz, P., Birnbaum, G., Scharien, R.K., et al. (2015). Melt pond fraction and spectral sea ice albedo retrieval from MERIS data – Part 1: Validation against in situ, aerial, and ship cruise data. The Cryosphere, 9, 1551-1566. doi:10.5194/tc-9-1551-2015

– 2014 –

Scharien, R. K., Landy, J., and Barber, D.G. (2014). First-year sea ice melt pond fraction estimation from dual-polarisation C-band SAR – Part 1: In situ observations. The Cryosphere, 8, 2147-2162. doi:10.5194/tc-8-2147-2014. doi:10.5194/tc-8-2147-2014

Scharien, R. K., Hochheim, K., Landy, J., and Barber, D.G. (2014). First-year sea ice melt pond fraction estimation from dual-polarisation C-band SAR – Part 2: Scaling in situ to Radarsat-2. The Cryosphere, 8, 2163-2176. doi:10.5194/tc-8-2163-2014. doi:10.5194/tc-8-2163-2014

Asplin, M. G, Scharien, R.K., Else, B., Howell, S., Barber, D.G., Papakyriakou, T., and Prinsenberg, S. (2014). Implications of fractured Arctic perennial ice cover on thermodynamic and dynamic sea ice processes. J. Geophys. Res. Oceans, 119, 2327–2343. doi:10.1002/2013JC009557

Gupta, M., Barber, D.G., Isleifson, D., and Scharien, R.K. (2014). Detection and classification of surface roughness in an Arctic marginal sea ice zone. Hydrological Processes, 28(3), 599-609. doi:10.1002/hyp.9593

Gupta, M., Scharien, R.K., and Barber, D.G. (2014). Microwave emission and scattering from ocean surface waves in the southern Beaufort Sea. International Journal of Oceanography, Article ID 872342, 12 pages. doi:10.1155/2014/872342