Search for dissertations about: "fresh-water ecosystems"
Found 5 swedish dissertations containing the words fresh-water ecosystems.
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1. Diversity and Ecosystem Functioning : Redundancy and Resilience in Freshwater Bacterial Communities
Abstract : Bacteria are immensely diverse and hold key-positions in essentially all biogeochemical cycles. In freshwater ecosystems, bacteria degrade and mineralize organic compounds, linking the pool of dissolved organic matter to higher trophic levels. READ MORE
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2. Factors influencing the biogeography of bacteria in fresh waters - a metacommunity approach
Abstract : One of ecology’s primary goals is to comprehend biodiversity and its patterns of distribution over space and time. Since microorganisms play a pivotal role in key ecological processes, the diversity of microbial communities may have important implications for the stability and functioning of Earth’s ecosystems. READ MORE
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3. A multidisciplinary approach: geophysics, hydrochemistry and hydrometeorology for addressing water security in semiarid alluvial fans
Abstract : Water security offers to the local population an adequate quality and quantity of water for health, economy, livelihoods and ecosystems. Hence, achieving basic levels of water security should be a priority in areas where access to fresh water is scarce. READ MORE
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4. Scaling Marine and Water Management
Abstract : This book is concerned with the linkages between legal systems and the complexity of nature. It explores how legal delimitations of ecosystems and diffusion of management across different levels of administration affects priorities and outcomes of natural resource management. READ MORE
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5. Irrigation with saline water using low-cost drip-irrigation systems in sub-Saharan Africa
Abstract : In the scope of future population support, agricultural productivity, in particular in sub-Saharan Africa, has to increase drastically to meet the UN’s millennium development goals of eradicating extreme poverty and hunger by 2015. Water availability in the root-zone limits crop production in large parts of the developing world. READ MORE