Evidence for Sub-Ice Sheet ‘Floods’ and Miocene Diatomite from beneath the Kamb Ice Stream, West Antarctica

David M Harwood1, Linda Balfoort2, Gavin B Dunbar2, Sebastian Naeher3 and Huw Joseph Horgan2, (1)University of Nebraska Lincoln, Department of Earth and Atmospheric Sciences, Lincoln, NE, United States, (2)Victoria University of Wellington, Antarctic Research Centre, Wellington, New Zealand, (3)GNS Science, Lower Hutt, New Zealand