Search for dissertations about: "paleocene"
Showing result 1 - 5 of 7 swedish dissertations containing the word paleocene.
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1. Changes in ocean geochemistry across the K-Pg boundary interval
Abstract : The Cretaceous - Paleogene boundary (K-Pg, 66 Ma) was a time interval with dramatic changes in the Earth’s climate and the ocean environment. It was characterized by severe disruptions of marine biogeochemical cycles due to a meteorite impact during a time of active volcanism. READ MORE
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2. Mid-Cretaceous ostracoda of Algeria and a review of Maastrichtian-Paleocene ostracoda of the South Atlantic
Abstract : .... READ MORE
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3. Paleomagnetic studies of Jurassic to Tertiary rocks in Jamaica and Cuba
Abstract : Paleomagnetic studies have been performed on Jurassic to Tertiary rocks in Cuba and Jamaica. Samples of predominantly volcanic and sedimentary rocks were collected at 73 sites and the study included 792 samples. READ MORE
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4. The flux of extraterrestrial spinels to Earth associated with He-3 anomalies in Cenozoic and Ordovician sediments
Abstract : The main goal of this thesis is to reconstruct the flux of extraterrestrial matter to Earth in specific time intervals of our past in order to add an astronomical dimension to the understanding of Earth's history. To accomplish this, extraterrestrial chrome-spinel grains have been extracted and analysed. READ MORE
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5. Cenozoic landscape evolution in northern Sweden : Geomorphological interpretation within a GIS-framework
Abstract : The large-scale bedrock landscape in northern Sweden has a complex evolution history of planation, uplift, transgression, burial, weathering, and erosion. The aim of this thesis is to examine the long-term development of the area. Terms for base-level surfaces in the area are defined. READ MORE