Search for dissertations about: "hydrological alterations"
Showing result 1 - 5 of 8 swedish dissertations containing the words hydrological alterations.
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1. Linking landscape variables, hydrology and weathering regime in Taiga and Tundra ecoregions of Northern Sweden
Abstract : High-latitude watersheds have been regarded as a carbon sink with soil carbon accumulating at low temperature. This sink is now believed to turn into a source, acting as positive feedback to climate warming. READ MORE
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2. Arctic Water System Change and its Interactions with Permafrost and Ecosystem Changes
Abstract : Climate change and various changes in the landscape itself, such as permafrost thaw, may trigger and mediate substantial changes in the inland water system of the Arctic. Many climate change responses in the Arctic landscape and ecosystems are then related to alterations in the hydrological system. READ MORE
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3. Silicon cycling in the Baltic Sea : Trends and budget of dissolved silica
Abstract : The dissolved silicon (DSi) has a crucial role for growth of a large group of primary producers – diatoms and, hence, impact on functioning of the aquatic food web. This thesis contributes to an increased understanding of the modifications of the DSi cycling in the Baltic Sea. READ MORE
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4. Towards co-management of Gialova Lagoon : A Natura 2000 coastal wetland in Messinia, Greece
Abstract : The management of Natura 2000 sites is considered as the cornerstone for the conservation and restoration of biodiversity within Europe. However, protected ecosystems provide a plethora of benefits to local societies, and support the local economy. READ MORE
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5. The role of nutrients for stream ecosystem function in Arctic landscapes : drivers of productivity under environmental change
Abstract : Arctic and sub-Arctic freshwaters are currently experiencing substantial ecosystem changes due to the effects of global warming. Global warming effects on these freshwaters include increasing water temperatures, altered hydrological patterns, shifts in riparian vegetation and changes in the export of nutrients and carbon from soils. READ MORE