Late Miocene to late Pleistocene temperature trends inferred from precipitation isotopes in hydrated volcanic glass shards in central Alaska and Yukon.

Gerard Otiniano1, Trevor John Porter1, Jeff Benowitz2, Duane G Froese3, Britta J.L. Jensen3, Ilya Bindeman4 and Michael A Phillips5, (1)University of Toronto Mississauga, Department of Geography, Mississauga, ON, Canada, (2)University of Alaska Fairbanks, Geophysical Institute, Fairbanks, AK, United States, (3)University of Alberta, Department of Earth and Atmospheric Sciences, Edmonton, AB, Canada, (4)University of Oregon, Earth Sciences, Eugene, OR, United States, (5)University of Toronto - Mississauga, Biology, Mississauga, ON, Canada