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Geology

Missouri University of Science and Technology

Doctoral Dissertations

2013

Paleoclimatology<br />Palynology -- Australia -- Western Australia -- Analysis<br />Sediments (Geology) -- Australia -- Western Australia -- Testing<br />Geological cross sections -- Australia -- Testing<br />Saline waters -- Australia -- Western Australia -- Testing<br />Lake acidification -- Australia -- Western Australia -- Testing<br />Morphology -- Testing

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Full-Text Articles in Physical Sciences and Mathematics

Palynology Of Acid-Saline Lakes Of Western Australiabiostratigraphy And Paleoenvironmental Reconstruction, Carlos A. Sanchez Botero Jan 2013

Palynology Of Acid-Saline Lakes Of Western Australiabiostratigraphy And Paleoenvironmental Reconstruction, Carlos A. Sanchez Botero

Doctoral Dissertations

"Lakes are excellent repositories of fossils and sedimentary features that provide clues to past climatic and geologic events. Sediments from four cores drilled in Lake Aerodrome (LA1-09, LA2-09) and Lake Brown (LB1-09, LB2-09), two of the hundreds of ephemeral lakes in southern Western Australia, were analyzed for their palynological contents to understand the geologic and climatic evolution of the depositional basin. Palynofacies assemblages defined by statistical analyses of dispersed organic matter suggested differences in the depositional conditions and probable correlations between Lake Aerodrome cores. Detailed identifications and quantification of organic-walled microfossils yielded two palynomorph assemblages that reflect a climatic turnover: …