A step-change in the date of sea-ice breakup in western Hudson Bay

Arctic

Volumn 63, Issue 2, 2010, Pages 155-164

  Scott, Julian B T ^a   Marshall, Gareth J ^a  

^a BRITISH ANTARCTIC SURVEY   (United Kingdom)

Author keywords

Breakup; Climate change; Hudson Bay; Polar bear; Sea ice

Indexed keywords

ATMOSPHERIC CIRCULATION; BEAR; CLIMATE CHANGE; ICE BREAKUP; MICROWAVE IMAGERY; SATELLITE DATA; SEA ICE; SEA SURFACE TEMPERATURE; SPATIOTEMPORAL ANALYSIS; WIND DIRECTION;

CANADA; HUDSON BAY;

URSUS MARITIMUS;

EID: 77954257399     PISSN: 00040843     EISSN: None     Source Type: Journal    
DOI: 10.14430/arctic971     Document Type: Article

References (29)

1. Agnew, T. A., and Howell, S. 2002. Comparison of digitized Canadian ice charts and passive microwave sea-ice concentrations, Geoscience and Remote Sensing Symposium, IGARSS 2002, Vol. 1:231-233, doi:10.1109/IGARSS.2002.1024996.
2. -. 2003. The use of operational ice charts for evaluating passive microwave ice concentration data. Atmosphere-Ocean 41(4):317-331.
3. Cavalieri, D. J., Crawford, J., Drinkwater, M., Emery, W. J., Eppler, D. T., Farmer, L. D., Goodberlet, M., et al. 1992. NASA sea ice validation program for the DMSP SSM/I: Final report. NASA Technical Memorandum 104559. Washington, D. C.: National Space and Aeronautics Administration.
4. Cavalieri, D. J., Parkinson, C. L., Gloersen, P., Comiso, J. C., and Zwally, H. J. 1999. Deriving long-term time series of sea ice cover from satellite passive-microwave multisensory data sets. Journal of Geophysical Research 104(C7):15803-15814.
5. Cavalieri, D., Parkinson, C., Gloersen, P., and Zwally, H. J. [1996] 2008. Sea ice concentrations from Nimbus-7 and DMSP SSM/I passive microwave data, [1978-2007]. Boulder, Colorado: National Snow and Ice Data Centre. Digital media. http://nsidc.org/data/nsidc-0051.html.
6. Chapman, W. L., and Walsh, J. E. 2007. Simulations of Arctic temperature and pressure by global coupled models. Journal of Climate 20:609-632.
7. CIS (Canadian Ice Service). 2000. The Canadian Ice Service digital charts database: History of data and procedures used in the preparation of regional ice charts. Ballicater Consulting Ltd. Report 00-02. http://ocean. dmi.dk/GCOS/documents/toolbox/CISDCD-History-and-Procedures.pdf.
8. Climate Prediction Center. 2009. Monthly mean Arctic Oscillation index since January 1950. http://www.cpc.ncep. noaa.gov/products/precip/CWlink/daily- ao-index/monthly.ao.index.b50.current.ascii.table.
9. Dyck, M. G., Soon, W., Baydack, R. K., Legates, D. R., Baliunas, S., Ball, T. F., and Hancock, L. O. 2007. Polar bears of western Hudson Bay and climate change: Are warming spring air temperatures the "ultimate" survival control factor? Ecological Complexity 4:73-84.
10. Environment Canada. 2008. National Climate Data and Information Archive, http://www.climate.weatheroffice.gc.ca/climateData/canada-e.html.
11. ESRI (Environmental Systems Research Institute, Inc.). 2008. ArcGIS.www.esri.com/software/arcgis/.
12. Etkin, D. A. 1991. Break-up in Hudson Bay: Its sensitivity to air temperatures and implications for climate warming. Climatological Bulletin 25:21-34.
13. Etkin, D. A., and Ramseier, R. O. 1993. A comparison of conventional and passive microwave sea-ice datasets for Hudson Bay. Atmosphere-Ocean 31:359-378.
14. Fetterer, F., Knowles, K., Meier, W., and Savoie, M. [2002] 2008. Sea ice index. Boulder, Colorado: National Snow and Ice Data Center. Digital media, http://nsidc.org/data/docs/noaa/g02135-seaice-index/index.html.
15. Folland, C. K., Knight J., Linderholm, H. W., Fereday, D., Ineson, S., and Hurrell, J. W. 2009. The summer North Atlantic Oscillation: Past, present and future. Journal of Climate 22:1082-1103.
16. Gagnon, A. S., and Gough, W. A. 2005. Trends in the dates of ice freeze-up and breakup over Hudson Bay, Canada. Arctic 58(4):370-382.
17. Gillett, N. P., Allan, R. J., and Ansell, T. J. 2005. Detection of external influence on sea level pressure with a multimodel ensemble. Geophysical Research Letters 32, L19714, doi:10.1029/2005GL023640. (Pubitemid 41694268)
18. Hurrell, J. W., Kushnir, Y., Ottersen, G., and Visbeck, M. 2003. An overview of the North Atlantic Oscillation. In: Hurrell, J. W., Kushnir, Y., Ottersen, G., and Visbeck, M., eds. The North Atlantic Oscillation: Climatic significance and environmental impact. Geophysical Monograph 134. Washington, D. C.: American Geophysical Union. 1-35.
19. Kirchner, I., Stenchnikov, G. L., Graf, H.-F., Robock, A., and Antuña, J. C. 1999. Climate model simulation of winter warming and summer cooling following the 1991 Mount Pinatubo volcanic eruption. Journal of Geophysical Research 104(D16):19039-19055.
20. Lund, R., and Reeves, J. 2002. Detection of undocumented changepoints: A revision of the two-phase regression model. Journal of Climate 15:2547-2554, doi:10.1175/1520-0442 (2002) 015<2547:DOUCAR>2.0.CO;2.
21. Mesquita, M. D. S., Kvamstø, N. G., Sorteberg, A., and Atkinson, D. E. 2008. Climatological properties of summertime extratropical storm tracks in the Northern Hemisphere. Tellus 60A: 557-569, doi:10.1111/j.l600-0870.2008. 00305.x.
22. Ogi, M., Yamazaki, K., and Tachibana, Y. 2004. The summertime annular mode in the Northern Hemisphere and its linkage to the winter mode. Journal of Geophysical Research 109, D20114, doi: 10.1029/2004JD004514. (Pubitemid 40098448)
23. Picard, G., and Fily, M. 2006. Surface melting observations in Antarctica by microwave radiometers: Correcting 26-year time series from changes in acquisition hours. Remote Sensing of Environment 104:325-336.
24. Regehr, E. V., Lunn, N. J., Amstrup, S. C., and Stirling, I. 2007. Effects of earlier sea ice breakup on survival and population size of polar bears in western Hudson Bay. The Journal of Wildlife Management 71(8):2673-2683.
25. Shokr, M., and Markus, T. 2006. Comparison of NASA Team 2 and AES-York ice concentration algorithms against operational ice charts from the Canadian Ice Service. IEEE Transactions on Geoscience and Remote Sensing 44(8):2164-2175.
26. Stirling, I., and Parkinson, C. L. 2006. 1Possible effects of climate warming on selected populations of polar bears (Ursus maritimus) in the Canadian Arctic. Arctic 59(3):261-275.
27. Stirling, I., Lunn, N. J., and Iacozza, J. 1999. Long-term trends in the population ecology of polar bears in western Hudson Bay in relation to climatic change. Arctic 52(3):294-306.
28. Uppala, S. M., Kallberg, P. W., Simmons, A. J., Andrae, U., Bechtold, V. D., Fiorino, M., Gibson, J. K., et al. 2005. The ERA-40 re-analysis. Quarterly Journal of the Royal Meteorological Society 131:2961-3012.
29. Vincent, L. A. 1998. A technique for the identification of inhomogeneities in Canadian temperature series. Journal of Climate 11:1094-1104.