000 02004nam  2200325za 4500
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008170509s2017    oncabd  ob   f000 0 eng d
040 |aCaOODSP|beng
043 |an-cn---|an-us---
0861 |aM183-2/8181E-PDF
1001 |aLewis, C. F. M.
24510|aLinking subglacial meltwater through the eastern Great Lakes, Ontario and New York (at the time of the Atlantic Heinrich 1 event) with a meltwater flood in the Gulf of Mexico about 13.5 ka (16.2 cal ka) |h[electronic resource] / |cC.F.M. Lewis and B.J. Todd.
260 |a[Ottawa] : |bNatural Resources Canada, |c2017.
300 |a1 p. : |bcol. charts, ill. (mostly col.), maps (mostly col.)
4901 |aGeological Survey of Canada, open file ; |v8181
500 |aCaption title.
504 |aIncludes bibliographical references.
520 |a"The events and flows described in this Open File fit a scenario in which Laurentide Ice Sheet instability, associated with the H1 event of iceberg discharge to the North Atlantic Ocean, facilitated regional subglacial meltwater flows, first southward, then west-southwestward, leading to rapid transport of meltwater through the eastern Great Lake basins, then southward via the Mississippi River valley to the Gulf of Mexico about 13.6-13.4 (16.4-16.1 cal) ka. The meltwater flows discharged to the Gulf of Mexico where they have been detected by highly negative delta-18O composition of foraminiferal tests”--Summary provided by publisher.
69207|2gccst|aGlaciers
69207|2gccst|aFloods
69207|2gccst|aGeomorphology
69207|2gccst|aSurficial geology
7001 |aTodd, Brian Jeremy.
7101 |aCanada. |bNatural Resources Canada.
7102 |aGeological Survey of Canada.
830#0|aOpen file (Geological Survey of Canada)|v8181|w(CaOODSP)9.506878
85640|qPDF|s16.44 MB|uhttps://publications.gc.ca/collections/collection_2017/rncan-nrcan/M183-2/M183-2-8181-eng.pdf