Search for dissertations about: "temporal trend"
Showing result 1 - 5 of 82 swedish dissertations containing the words temporal trend.
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1. Analysis of Perfluoroalkyl Acids in Swedish Biota : Temporal trends, tissue distribution and toxicity
Abstract : Perfluorinated alkyl acids (PFAS) are ubiquitous environmental contaminants. They are found in high concentrations in top predators worldwide, with perfluorooctane sulfonate (PFOS) as the predominant compound. READ MORE
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2. Changes of evapotranspiration and water cycle in China during the past decades
Abstract : Evapotranspiration is the second largest quantity in the water cycle and an important indicator for climate changes. Accurate estimations and better understanding of evapotranspiration are required in hydrologic studies and water resources modelling under stationary and changing climate conditions. READ MORE
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3. Validation and time series analysis of global stratospheric data sets
Abstract : The depletion of ozone from the stratosphere and the impact of global warming have been identified as phenomena caused as a result of anthropogenic activity. Scientists are thus trying to find quicker and more reliable ways to analyse these environmental problems. READ MORE
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4. Confronting new challenges in chemical assessment : emerging contaminants and climate change
Abstract : Both chemical-specific (e.g. physical-chemical properties) and environmental (e.g. READ MORE
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5. Tracing and apportioning sources of dioxins using multivariate pattern recognition techniques
Abstract : High levels of polychlorinated dibenzo-p-dioxins and polychlorinated dibenzofurans (PCDD/Fs) in edible fish in the Baltic Sea have raised health concerns in the Baltic region and the rest of Europe. Thus, there are urgent needs to characterize sources in order to formulate effective mitigation strategies. READ MORE