Sökning: "Hanna Bohlin"

Hittade 2 avhandlingar innehållade orden Hanna Bohlin.

1. 1. The influence by point sources on carbon, nitrogen and metals in two sedimentary environments

   Författare :Hanna Bohlin; Nils Holm; Carl-Magnus Mörth; Gunnar Jacks; Stockholms universitet; []
   Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Earth sciences; Geovetenskap;

   Sammanfattning : Sediments in two aquatic environments have been investigated. Both are anthropogenically affected and polluted. The focus has been on stable carbon and nitrogen isotopes, C/N ratios, and heavy metals. The first site is Höggarnsfjärden Bay in the inner parts of the Stockholm Archipelago, Sweden, where a garbage dump releases treated leach water. LÄS MER

3. 2. Ground freeze-thaw, snow and roads in northern Sweden

   Författare :Maria Sarady; Eva Sahlin; Magnus Bohlin; Hanna Ridefelt; Uppsala universitet; []
   Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Ground freeze-thaw; snow depth; roads; northern Sweden; geography; Geography; Geografi;

   Sammanfattning : In this thesis freeze-thaw along roads in northern Sweden is examined. The examinations are put in a context of changing climate and its amplification towards the Arctic region on earth. The research focuses on the impact of a warmer climate on ground freeze-thaw and in exten- sion road maintenance in the region. LÄS MER