Essays about: "oligotrophication"
Found 3 essays containing the word oligotrophication.
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1. P-cycling in sub-Arctic lakes – the importance of sediment release and retention
University essay from SLU/Dept. of Aquatic Sciences and AssessmentAbstract : Oligotrophication is generally caused by a decreased nutrient availability, usually due to phosphorous limitation. This is a phenomenon impacting the entire food web and at worst causing cascading alterations within an ecosystem. Lakes of the Northern Hemisphere have lately been documented to be subjected to oligotrophication (e.g. READ MORE
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2. Long-term phosphorus trends in Swedish rivers and streams : widespread and persistent nutrient decline
University essay from SLU/Dept. of Aquatic Sciences and AssessmentAbstract : Phosphorus (P) is often considered the limiting nutrient for freshwater productivity because of its relevant role in regulating algal production and determining community composition. The concern for increasing anthropogenic P inputs registered since the last century has shaped environmental policies around the world to limit the effects of algal bloom (also known as eutrophication) in freshwater ecosystems through the establishment of maximum threshold nutrient concentrations. READ MORE
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3. Påverkar klimatförändringen trofisk fraktionering av C och N mellan växt och konsument i sötvattenekosystem?
University essay from SLU/Dept. of Aquatic Sciences and AssessmentAbstract : Temperaturhöjningen som en följd av klimatförändringen väntas gå fortast och bli störst på Nord- och Sydpolen. När lufttemperaturen stiger, stiger även vattentemperaturer och vegetationsgränser flyttas. Detta skulle kunna vara orsaken till den näringsutarmning som kan ses i många arktiska sjöar. READ MORE
