Search for dissertations about: "elements"
Showing result 11 - 15 of 3583 swedish dissertations containing the word elements.
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11. Phytoremediation of soil contaminated with petroleum hydrocarbons and trace elements
Abstract : The rapid urbanization and industrialization has led to an increase of disposal petroleum hydrocarbons (PHC) and trace elements (TE) into the environment. These pollutants are considered as the most toxic contaminants in the world due to their persistence in the environment, and the long range of toxicological effects for living beings. READ MORE
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12. Verbs of Motion with Directional Prepositions and Prefixes in Xenophon's Anabasis
Abstract : The thesis compares different prepositions and verbal prefixes denoting direction in Ancient Greek. The corpus covers passages in Xenophon’s Anabasis where such directional elements are used. READ MORE
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13. Molecular epidemiology of streptococcus agalactiae : mobile elements as genetic markers
Abstract : Streptococcus agalactiae, also designated group B streptococcus (GBS), is a Gram-positive coccus, and it is an important pathogen that causes invasive disease in neonates, pregnant adults, and non-pregnant adults with predisposing conditions. The group II intron GBSi1 is one of the major mobile genetic elements identified in S. agalactiae. READ MORE
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14. Element transport in aquatic ecosystems – Modelling general and element-specific mechanisms
Abstract : Radionuclides are widely used in energy production and medical, military and industrial applications. Thus, understanding the behaviour of radionuclides which have been or may be released into ecosystems is important for human and environmental risk assessment. READ MORE
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15. Lake sediment as environmental archive : natural and anthropogenic influence on the chronology of trace elements
Abstract : The focus of this thesis is the historical pollution of some seldom-monitored trace elements (SMTEs; Ag, Be, Ga, In, Sb and Tl) that have been involuntarily released for several thousands of years but whose usage have increased during the industrial era. Sediment cores from four rural lakes in a south to north transect in central Sweden, and two urban lakes have been used as environmental archives for chronological studies. READ MORE