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2019

Bed-type variability and till (dis)continuity beneath Thwaites Glacier, West Antarctica

Muto, A., Alley, R. B., Parizek, B. R. & Anandakrishnan, S., Jan 1 2019, (Accepted/In press) In : Annals of Glaciology.

Research output: Contribution to journalArticle

Open Access
glacier
ice
acoustics
basal flow
shear stress
2 Citations (Scopus)

Characterization of Regional-Scale CO2 Transport Uncertainties in an Ensemble with Flow-Dependent Transport Errors

Chen, H. W., Zhang, F., Lauvaux, T., Davis, K. J., Feng, S., Butler, M. P. & Alley, R. B., Apr 16 2019, In : Geophysical Research Letters. 46, 7, p. 4049-4058 10 p.

Research output: Contribution to journalArticle

atmospheric transport
surface flux
inversions
timescale
summer
4 Citations (Scopus)

Enhanced Firn Densification in High-Accumulation Shear Margins of the NE Greenland Ice Stream

Riverman, K. L., Alley, R. B., Anandakrishnan, S., Christianson, K., Holschuh, N. D., Medley, B., Muto, A. & Peters, L. E., Feb 1 2019, In : Journal of Geophysical Research: Earth Surface. 124, 2, p. 365-382 18 p.

Research output: Contribution to journalArticle

firn
ice stream
Greenland
Ice
densification

Evaluation of ice-stream model sensitivities for parameter estimation

Alley, R. B., Li, W., Parizek, B. R. & Zhang, F., Jun 15 2019, In : Earth and Planetary Science Letters. 516, p. 49-55 7 p.

Research output: Contribution to journalArticle

ice stream
Ice
Parameter estimation
ice
drag
2 Citations (Scopus)

Ice-cliff failure via retrogressive slumping

Parizek, B. R., Christianson, K., Alley, R. B., Voytenko, D., Vaňková, I., Dixon, T. H., Walker, R. T. & Holland, D. M., May 1 2019, In : Geology. 47, 5, p. 449-452 4 p.

Research output: Contribution to journalArticle

Open Access
slumping
cliff
ice
ice retreat
brittle failure
1 Citation (Scopus)

Instruments and methods: A case study of ice core bubbles as strain indicators

Fegyveresi, J. M., Alley, R. B., Voigt, D. E., Fitzpatrick, J. J. & Wilen, L. A., Apr 1 2019, In : Annals of Glaciology. 60, 78, p. 8-19 12 p.

Research output: Contribution to journalArticle

ice core
bubble
ice flow
ice
indicator

Magnetic anisotropy and debris-dependent rheological heterogeneity within stratified basal ice

Hopkins, N. R., Evenson, E. B., Bilardello, D., Alley, R. B., Berti, C. & Kodama, K. P., Oct 1 2019, In : Journal of Glaciology. 65, 253, p. 770-779 10 p.

Research output: Contribution to journalArticle

Open Access
basal ice
magnetic anisotropy
ice flow
ice
glacier
2 Citations (Scopus)

Oxygen-and hydrogen-isotopic ratios of water in precipitation: Beyond paleothermometry

Alley, R. B. & Cuffey, K. M., Feb 26 2019, Stable Isotope Geochemistry. De Gruyter Mouton, Vol. 43. p. 527-553 27 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

isotopic ratio
hydrogen
oxygen
water

Possible Role for Tectonics in the Evolving Stability of the Greenland Ice Sheet

Alley, R. B., Pollard, D., Parizek, B. R., Anandakrishnan, S., Pourpoint, M., Stevens, N. T., MacGregor, J. A., Christianson, K., Muto, A. & Holschuh, N., Jan 2019, In : Journal of Geophysical Research: Earth Surface. 124, 1, p. 97-115 19 p.

Research output: Contribution to journalArticle

Greenland
Ice
tectonics
Tectonics
ice sheet
5 Citations (Scopus)

Relating bed character and subglacial morphology using seismic data from Thwaites Glacier, West Antarctica

Muto, A., Anandakrishnan, S., Alley, R. B., Horgan, H. J., Parizek, B. R., Koellner, S., Christianson, K. & Holschuh, N., Feb 1 2019, In : Earth and Planetary Science Letters. 507, p. 199-206 8 p.

Research output: Contribution to journalArticle

Glaciers
glaciers
Ice
Antarctic regions
beds

Temperature-Driven Bubble Migration as Proxy for Internal Bubble Pressures and Bubble Trapping Function in Ice Cores

Dadic, R., Schneebeli, M., Wiese, M., Bertler, N. A. N., Salamatin, A. N., Theile, T. C., Alley, R. B. & Lipenkov, V. Y., Sep 1 2019, In : Journal of Geophysical Research: Atmospheres. 124, 17-18, p. 10264-10282 19 p.

Research output: Contribution to journalArticle

Ice
bubbles
ice core
trapping
bubble
1 Citation (Scopus)

The impact of spatially-variable basal properties on outlet glacier flow

Koellner, S., Parizek, B. R., Alley, R. B., Muto, A. & Holschuh, N., Jun 1 2019, In : Earth and Planetary Science Letters. 515, p. 200-208 9 p.

Research output: Contribution to journalArticle

Open Access
glacier flow
Glaciers
glaciers
grounding line
outlets

The polar regions in a 2°C warmer world

Post, E., Alley, R. B., Christensen, T. R., Macias-Fauria, M., Forbes, B. C., Gooseff, M. N., Iler, A., Kerby, J. T., Laidre, K. L., Mann, M. E., Olofsson, J., Stroeve, J. C., Ulmer, F., Virginia, R. A. & Wang, M., Dec 4 2019, In : Science Advances. 5, 12, eaaw9883.

Research output: Contribution to journalArticle

Open Access
polar regions
heating
land ice
wildlife
biological diversity
1 Citation (Scopus)

The SP19 chronology for the South Pole Ice Core - Part 1: Volcanic matching and annual layer counting

Winski, D. A., Fudge, T. J., Ferris, D. G., Osterberg, E. C., Fegyveresi, J. M., Cole-Dai, J., Thundercloud, Z., Cox, T. S., Kreutz, K. J., Ortman, N., Buizert, C., Epifanio, J., Brook, E. J., Beaudette, R., Severinghaus, J., Sowers, T., Steig, E. J., Kahle, E. C., Jones, T. R., Morris, V. & 11 others, Aydin, M., Nicewonger, M. R., Casey, K. A., Alley, R. B., Waddington, E. D., Iverson, N. A., Dunbar, N. W., Bay, R. C., Souney, J. M., Sigl, M. & McConnell, J. R., Oct 8 2019, In : Climate of the Past. 15, 5, p. 1793-1808 16 p.

Research output: Contribution to journalArticle

Open Access
ice core
chronology
Holocene
accumulation rate
nitrate

Troughs developed in ice-stream shear margins precondition ice shelves for ocean-driven breakup

Alley, K. E., Scambos, T. A., Alley, R. B. & Holschuh, N., Oct 9 2019, In : Science Advances. 5, 10, aax2215.

Research output: Contribution to journalArticle

Open Access
land ice
troughs
margins
oceans
ice
13 Citations (Scopus)

Weather: Advances in weather prediction

Alley, R. B., Emanuel, K. A. & Zhang, F., Jan 25 2019, In : Science. 363, 6425, p. 342-344 3 p.

Research output: Contribution to journalReview article

2018
1 Citation (Scopus)

A continuum model (PSUMEL1) of ice mélange and its role during retreat of the Antarctic Ice Sheet

Pollard, D., Deconto, R. M. & Alley, R. B., Dec 20 2018, In : Geoscientific Model Development. 11, 12, p. 5149-5172 24 p.

Research output: Contribution to journalArticle

Continuum Model
Ice
ice sheet
ice
Antarctica
2 Citations (Scopus)
lithospheric structure
ambient noise
Greenland
Surface waves
surface wave
1 Citation (Scopus)

Surface formation, preservation, and history of low-porosity crusts at the WAIS Divide site, West Antarctica

Fegyveresi, J. M., Alley, R. B., Muto, A., Orsi, A. J. & Spencer, M. K., Jan 26 2018, In : Cryosphere. 12, 1, p. 325-341 17 p.

Research output: Contribution to journalArticle

ice sheet
porosity
crust
history
snow
2017
4 Citations (Scopus)

Characteristics of the sticky spot of Kamb Ice Stream, West Antarctica

Luthra, T., Peters, L. E., Anandakrishnan, S., Alley, R. B., Holschuh, N. & Smith, A. M., Mar 1 2017, In : Journal of Geophysical Research: Earth Surface. 122, 3, p. 641-653 13 p.

Research output: Contribution to journalArticle

ice stream
Ice
Antarctic regions
Antarctica
ice
8 Citations (Scopus)

Decoding ice sheet behavior using englacial layer slopes

Holschuh, N., Parizek, B. R., Alley, R. B. & Anandakrishnan, S., Jun 16 2017, In : Geophysical Research Letters. 44, 11, p. 5561-5570 10 p.

Research output: Contribution to journalArticle

decoding
ice sheet
ice
radar
slopes
28 Citations (Scopus)

How much, how fast? A science review and outlook for research on the instability of Antarctica's Thwaites Glacier in the 21st century

Scambos, T. A., Bell, R. E., Alley, R. B., Anandakrishnan, S., Bromwich, D. H., Brunt, K., Christianson, K., Creyts, T., Das, S. B., DeConto, R., Dutrieux, P., Fricker, H. A., Holland, D., MacGregor, J., Medley, B., Nicolas, J. P., Pollard, D., Siegfried, M. R., Smith, A. M., Steig, E. J. & 3 others, Trusel, L. D., Vaughan, D. G. & Yager, P. L., Jun 1 2017, In : Global and Planetary Change. 153, p. 16-34 19 p.

Research output: Contribution to journalReview article

twenty first century
glacier
ice
ice sheet
melt
39 Citations (Scopus)

Impact of climate change on New York City’s coastal flood hazard: Increasing flood heights from the preindustrial to 2300 CE

Garner, A. J., Mann, M. E., Emanuel, K. A., Kopp, R. E., Lin, N., Alley, R. B., Horton, B. P., DeConto, R. M., Donnelly, J. P. & Pollard, D., Nov 7 2017, In : Proceedings of the National Academy of Sciences of the United States of America. 114, 45, p. 11861-11866 6 p.

Research output: Contribution to journalArticle

Climate Change
Oceans and Seas
Cyclonic Storms
Ice Cover
5 Citations (Scopus)

Overestimate of committed warming

Schmidt, G. A., Severinghaus, J., Abe-Ouchi, A., Alley, R. B., Broecker, W., Brook, E., Etheridge, D., Kawamura, K., Keeling, R. F., Leinen, M., Marvel, K. & Stocker, T. F., Jul 12 2017, In : Nature. 547, 7662, p. E16-E17

Research output: Contribution to journalShort survey

2 Citations (Scopus)

Poststagnation Retreat of Kamb Ice Stream's Grounding Zone

Horgan, H. J., Hulbe, C., Alley, R. B., Anandakrishnan, S., Goodsell, B., Taylor-Offord, S. & Vaughan, M. J., Oct 16 2017, In : Geophysical Research Letters. 44, 19, p. 9815-9822 8 p.

Research output: Contribution to journalArticle

ice stream
ice
land ice
deposits
ice flow
3 Citations (Scopus)

Savor the cryosphere

Burkhart, P. A., Alley, R. B., Thompson, L. G., Balog, J. D., Baldauf, P. E. & Baker, G. S., Aug 2017, In : GSA Today. 27, 8, p. 4-11 8 p.

Research output: Contribution to journalArticle

cryosphere
ice
glacier
student
glaciology
2016
5 Citations (Scopus)

A heated mirror for future climate

Alley, R. B., Apr 8 2016, In : Science. 352, 6282, p. 151-152 2 p.

Research output: Contribution to journalReview article

5 Citations (Scopus)

A viscoelastic model of ice stream flow with application to stick-slip motion

Walker, R. T., Parizek, B. R., Alley, R. B. & Nowicki, S. M. J., Jan 26 2016, In : Frontiers in Earth Science. 4, 2.

Research output: Contribution to journalArticle

stick-slip
ice stream
ice flow
streamflow
perturbation
11 Citations (Scopus)

Basal characteristics of the main sticky spot on the ice plain of Whillans Ice Stream, Antarctica

Luthra, T., Anandakrishnan, S., Winberry, J. P., Alley, R. B. & Holschuh, N., Apr 15 2016, In : Earth and Planetary Science Letters. 440, p. 12-19 8 p.

Research output: Contribution to journalArticle

ice stream
Ice
Antarctic regions
plains
ice
10 Citations (Scopus)

Basal conditions at the grounding zone of Whillans Ice Stream, West Antarctica, from ice-penetrating radar

Christianson, K., Jacobel, R. W., Horgan, H. J., Alley, R. B., Anandakrishnan, S., Holland, D. M. & DallaSanta, K. J., Nov 1 2016, In : Journal of Geophysical Research: Earth Surface. 121, 11, p. 1954-1983 30 p.

Research output: Contribution to journalArticle

ice stream
radar
Ice
Electric grounding
Antarctic regions
1 Citation (Scopus)

Constraining attenuation uncertainty in common midpoint radar surveys of ice sheets

Holschuh, N., Christianson, K., Anandakrishnan, S., Alley, R. B. & Jacobel, R. W., Oct 1 2016, In : Journal of Geophysical Research: Earth Surface. 121, 10, p. 1876-1890 15 p.

Research output: Contribution to journalArticle

radar
Ice
ice sheet
ice
Radar
1 Citation (Scopus)

Dealing with ethical issues in MOOC design and delivery: A case study

Luo, H., Millet, A., Alley, R. B. & Zuo, M., Jan 1 2016, Blended Learning: Aligning Theory with Practices - 9th International Conference, ICBL 2016, Proceedings. Shang, J., Wang, A., Kwan, R., Kwok, L. & Cheung, S. K. S. (eds.). Springer Verlag, p. 128-138 11 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 9757).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Students
Fairness
Uniqueness
Design
Ethics
30 Citations (Scopus)

Deglacial temperature history of West Antarctica

Cuffey, K. M., Clow, G. D., Steig, E. J., Buizert, C., Fudge, T. J., Koutnik, M., Waddington, E. D., Alley, R. B. & Severinghaus, J. P., Dec 13 2016, In : Proceedings of the National Academy of Sciences of the United States of America. 113, 50, p. 14249-14254 6 p.

Research output: Contribution to journalArticle

Climate
Ice
Temperature
Ice Cover
Hot Temperature
1 Citation (Scopus)

Earth rotation changes since −500 CE driven by ice mass variations

Hay, C., Mitrovica, J. X., Morrow, E., Kopp, R. E., Huybers, P. & Alley, R. B., Aug 15 2016, In : Earth and Planetary Science Letters. 448, p. 115-121 7 p.

Research output: Contribution to journalArticle

Earth rotation
Ice
Clocks
ice
Earth (planet)
5 Citations (Scopus)
volcanic activity
Greenland
Ice
heat flux
ice sheet
7 Citations (Scopus)

Five millennia of surface temperatures and ice core bubble characteristics from the WAIS Divide deep core, West Antarctica

Fegyveresi, J. M., Alley, R. B., Fitzpatrick, J. J., Cuffey, K. M., McConnell, J. R., Voigt, D. E., Spencer, M. K. & Stevens, N. T., Mar 1 2016, In : Paleoceanography. 31, 3, p. 416-433 18 p.

Research output: Contribution to journalArticle

ice core
ice sheet
bubble
surface temperature
Holocene
34 Citations (Scopus)

Greenland was nearly ice-free for extended periods during the Pleistocene

Schaefer, J. M., Finkel, R. C., Balco, G., Alley, R. B., Caffee, M. W., Briner, J. P., Young, N. E., Gow, A. J. & Schwartz, R., Dec 7 2016, In : Nature. 540, 7632, p. 252-255 4 p.

Research output: Contribution to journalArticle

Greenland
Ice
Ice Cover
Climate
Beryllium
28 Citations (Scopus)

How high will the seas rise?

Oppenheimer, M. & Alley, R. B., Dec 16 2016, In : Science. 354, 6318, p. 1375-1377 3 p.

Research output: Contribution to journalReview article

applied science
coastal protection
coastal zone management
policy development
snowmelt
7 Citations (Scopus)

Interannual arctic sea ice variability and associated winter weather patterns: A regional perspective for 1979-2014

Chen, H. W., Alley, R. B. & Zhang, F., Dec 27 2016, In : Journal of Geophysical Research. 121, 24, p. 14433-14455 23 p.

Research output: Contribution to journalArticle

Sea ice
sea ice
weather
winter
Arctic region
8 Citations (Scopus)
stick-slip
Stick-slip
ice stream
Ice
effective stress
35 Citations (Scopus)

Sensitivity of Pine Island Glacier to observed ocean forcing

Christianson, K., Bushuk, M., Dutrieux, P., Parizek, B. R., Joughin, I. R., Alley, R. B., Shean, D. E., Abrahamsen, E. P., Anandakrishnan, S., Heywood, K. J., Kim, T. W., Lee, S. H., Nicholls, K., Stanton, T., Truffer, M., Webber, B. G. M., Jenkins, A., Jacobs, S., Bindschadler, R. & Holland, D. M., Oct 28 2016, In : Geophysical Research Letters. 43, 20, p. 10,817-10,825

Research output: Contribution to journalArticle

glaciers
oceans
glacier
ice
ice flow
15 Citations (Scopus)

Subglacial bathymetry and sediment distribution beneath Pine Island Glacier ice shelf modeled using aerogravity and in situ geophysical data: New results

Muto, A., Peters, L. E., Gohl, K., Sasgen, I., Alley, R. B., Anandakrishnan, S. & Riverman, K. L., Jan 1 2016, In : Earth and Planetary Science Letters. 433, p. 63-75 13 p.

Research output: Contribution to journalArticle

land ice
Glaciers
Bathymetry
glaciers
bathymeters
21 Citations (Scopus)

The robustness of midlatitude weather pattern changes due to arctic sea ice loss

Chen, H. W., Zhang, F. & Alley, R. B., Jan 1 2016, In : Journal of Climate. 29, 21, p. 7831-7849 19 p.

Research output: Contribution to journalArticle

sea ice
weather
anomaly
ice cover
loss
13 Citations (Scopus)

Windblown Pliocene diatoms and East Antarctic Ice Sheet retreat

Scherer, R. P., DeConto, R. M., Pollard, D. & Alley, R. B., Sep 20 2016, In : Nature communications. 7, 12957.

Research output: Contribution to journalArticle

Ice Cover
Diatoms
Ice
algae
ice
2015
8 Citations (Scopus)

Differentiating bubble-free layers from Melt layers in ice cores using noble gases

Orsi, A. J., Kawamura, K., Fegyveresi, J. M., Headly, M. A., Alley, R. B. & Severinghaus, J. P., Jun 1 2015, In : Journal of Glaciology. 61, 227, p. 585-594 10 p.

Research output: Contribution to journalArticle

noble gas
ice core
bubble
melt
gas
17 Citations (Scopus)

Dynamic perennial firn aquifer on an Arctic glacier

Christianson, K., Kohler, J., Alley, R. B., Nuth, C. & Van Pelt, W. J. J., Mar 16 2015, In : Geophysical Research Letters. 42, 5, p. 1418-1426 9 p.

Research output: Contribution to journalArticle

glaciers
firn
aquifers
glacier
aquifer
6 Citations (Scopus)

Glacier velocity variability due to rain-induced sliding and cavity formation

Horgan, H. J., Anderson, B., Alley, R. B., Chamberlain, C. J., Dykes, R., Kehrl, L. M. & Townend, J., Dec 15 2015, In : Earth and Planetary Science Letters. 432, p. 273-282 10 p.

Research output: Contribution to journalArticle

Glaciers
glaciers
rain
sliding
Rain
15 Citations (Scopus)

Increasing temperature forcing reduces the Greenland Ice Sheet’s response time scale

Applegate, P. J., Parizek, B. R., Nicholas, R. E., Alley, R. B. & Keller, K., Oct 1 2015, In : Climate Dynamics. 45, 7-8, p. 2001-2011 11 p.

Research output: Contribution to journalArticle

ice sheet
timescale
temperature
temperature anomaly
sea level
20 Citations (Scopus)

Observing and modeling the influence of layering on bubble trapping in polar firn

Mitchell, L. E., Buizert, C., Brook, E. J., Breton, D. J., Fegyveresi, J., Baggenstos, D., Orsi, A., Severinghaus, J., Alley, R. B., Albert, M., Rhodes, R. H., McConnell, J. R., Sigl, M., Maselli, O., Gregory, S. & Ahn, J., Jan 1 2015, In : Journal of Geophysical Research. 120, 6, p. 2558-2574 17 p.

Research output: Contribution to journalArticle

firn
Ice
bubbles
trapping
bubble
45 Citations (Scopus)

Oceanic forcing of ice-sheet retreat: West Antarctica and more

Alley, R. B., Anandakrishnan, S., Christianson, K., Horgan, H. J., Muto, A., Parizek, B. R., Pollard, D. & Walker, R. T., May 30 2015, In : Annual Review of Earth and Planetary Sciences. 43, p. 207-231 25 p.

Research output: Contribution to journalArticle

Antarctic regions
ice sheet
ice
thresholds
Greenland