Halocene Period The impact of freshwater influxes on ocean circulation Jackie Specht Drainage Event http csdmscoloradoeduwikiMovieLaurentideIceSheet Evidence Strandlines Teller et al 2002 ID: 317595
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Slide1
Global Cooling During the Halocene Period
The impact of freshwater influxes on ocean circulation
Jackie SpechtSlide2
Drainage Event
http://csdms.colorado.edu/wiki/Movie:Laurentide_Ice_SheetSlide3
EvidenceStrandlines (Teller et al., 2002)Sediment dispersal (Barber et al., 1999)
Carbon dating (Barber et al., 1999)Modeling (Teller et al., 2002)Slide4
Impact
http://en.wikipedia.org/wiki/Shutdown_of_thermohaline_circulationSlide5
Impact
http://en.wikipedia.org/wiki/Shutdown_of_thermohaline_circulation; https://www.e-education.psu.edu/earth540/content/c4_p2.htmlSlide6
Current Implicationshttp://www.nasa.gov/topics/earth/features/arctic-seaice-2012.htmlSlide7
ReferencesBarber, D. C., Dyke, A., Hillaire-Marcel, C., Jennings, A. E., Andrews, J. T., Kerwin, M. W., et al. (1999). Forcing of the cold event of 8,200 years ago by catastrophic drainage of
laurentide lakes. Nature, 400, 344. Clark, P. U., Marshall, S. J., Clarke, G. K. C., Hostetler, S. W., Licciardi
, J. M., & Teller, J. T. (2001). Freshwater forcing of abrupt climate change during the last
glaciation
.
Science, 293
, 283.
Hu
, A.,
Meehl
, G. A., Han, W., & Yin, J. (2009). Transient response of the MOC and climate to potential melting of the
greenland
ice sheet in the 21st century.
Geophysical Research Letters, 36
(10)
Teller, J. T.,
Leverington
, D. W., & Mann, J. D. (2002). Freshwater outbursts to the oceans from glacial lake
agassiz
and their role in climate change during the last
deglaciation
.
Quaternary Science Reviews, 21
, 879.