Search for dissertations about: "fragile sites"

Showing result 1 - 5 of 7 swedish dissertations containing the words fragile sites.

  2. 1. Nitrate stable isotopes and major ions in snow and ice from Svalbard

    Author : Carmen Paulina Vega Riquelme; V. A. Pohjola; R. Pettersson; E. Isaksson; C. E. Bøggild; Kumiko Goto-Azuma; Uppsala universitet; []
    Keywords : nitrate stable isotopes; nitrate; NOx proxies; ice cores; percolation; ion relocation; Svalbard; stabila isotoper av nitrat; nitrat; indikator för kväveoxider; iskärnor; perkolation; joniska omlokalisering; Svalbard; Earth Science with specialization in Physical Geography; Geovetenskap med inriktning mot naturgeografi;

    Abstract : Increasing atmospheric reactive nitrogen (Nr), as consequence of human activities, has generated accumulation of nitrate (NO3-) in Arctic regions. The Arctic has fragile nitrogen limited ecosystems that can be altered by increases of dry or wet deposition of Nr. READ MORE

  4. 2. Green Retailing : A socio-material analysis

    Author : Christian Fuentes; Institutionen för tjänstevetenskap; []
    Keywords : SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; consumer culture; consumption; retail; Green marketing; nature; socio-material practice; ethnographic method; Business and IT;

    Abstract : The marketing and consumption of green products has grown significantly in recent years. As mediators between producers and consumers, retailing sites play an important role for the distribution of green products. It is through stores and other retail sites that green products are marketed and made available to consumers. READ MORE

  5. 3. Glassy Materials: Fundamental Aspects and Ionic Conduction

    Author : Aleksandar Matic; Chalmers tekniska högskola; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES;

    Abstract : Materials of very different categories, ranging from polymers to metals, can form glasses. The disordered structure of glassy materials often provide unique properties to the system and glasses are commonly used in various technological applications. READ MORE

  6. 4. A novel method using DNA binding fluorochromes as indirect probes to study linker histone-chromatin interactions in situ

    Author : Helena Loborg; Pierre Åman; Linköpings universitet; []
    Keywords : MEDICINE; MEDICIN;

    Abstract : Over the years, a variety of methods have been used to study chromatin structure. These techniques have provided valuable information about nuclear framework, chromatin organisation, and the proteins that are involved in the formation and maintenance of chromatin. READ MORE

  7. 5. Organohalogen environmental pollutants in Baltic fish : chemical characterization and toxicological evaluation with a focus on bone disturbances

    Author : Natalia Stern; Karolinska Institutet; Karolinska Institutet; []
    Keywords : ;

    Abstract : The present study was initiated due to concern about toxicological consequences associated with the exposure to persistent organic pollutants (POPs) via the consumption of Baltic fish. In Sweden, fish from the Baltic Sea is a major dietary source of POPs but also an important source of essential nutrients. READ MORE