Biogenic silica data characterize lacustrine sediments and support the palaeoclimatic interpretation of interglacials for the Middle Pleistocene sediment record from the crater...
Seismic reflection studies in the maar lake Laguna Potrok Aike (51°58' S, 70°23' W) revealed an erosional unconformity associated with a sub-aquatic lake-level terrace at a water depth of 30m. Radioca