Essays about: "Sötvatten"

Showing result 21 - 25 of 43 essays containing the word Sötvatten.

1. 21. Epiteliocystis på laxfisk : potentiella bakteriella agens och sjukdomens betydelse för laxnäringen

   University essay from SLU/Dept. of Biomedical Sciences and Veterinary Public Health

   Author : Linda Nyqvist; [2019]
   Keywords : epiteliocystis; lax; laxodling; PGI; proliferativ gälinflammation; candidatus Piscichlamydia salmonis; candidatus Clavochlamydia salmonicola; Candidatus Branchiomonas cisticola;

   Abstract : Laxodling är en betydelsefull industri för ett flertal länder och därför är det viktigt att öka kunskapen om de sjukdomar som förekommer på den odlade fisken. Epiteliocystis är ett tillstånd som setts på många olika fiskarter världen över, däribland lax. READ MORE

3. 22. Organic nitrogen and carbon in Swedish rivers : increasing trends from 1987-2017

   University essay from Lunds universitet/Institutionen för naturgeografi och ekosystemvetenskap

   Author : Maya Ahlgren; [2018]
   Keywords : total organic nitrogen; total organic carbon; eutrophication; Sweden; dissolved organic carbon; brownification; Pearson’s correlation; Baltic Sea; Earth and Environmental Sciences;

   Abstract : In the past decades, increased organic carbon concentrations have been reported from freshwaters across the Northern Hemisphere. However, there is little knowledge regarding whether or not these changes are linked to increasing concentrations of organic nitrogen. READ MORE

4. 23. Hybrid Renewable Energy System for Controlled Environment Agriculture

   University essay from KTH/Energiteknik

   Author : Victor Garcia Tapia; [2018]
   Keywords : ;

   Abstract : With the expected impact of climate change and the projected population growth, the availability of sweet water and arable land will become increasingly scarce and the production from traditional agriculture processes will become insufficient to sustain the population. Controlled environmental agriculture (CEA) greenhouses represent a possible approach to deal with the challenges in the agricultural sector. READ MORE

5. 24. Assessment of freshwater ecosystem services : with a case study in river Arbogaån

   University essay from SLU/Dept. Of Aquatic Resources

   Author : Emelie Möllersten; [2018]
   Keywords : ecosystem services; freshwater; climate change; flooding; assessment;

   Abstract : Humans are dependent on a large variety of services that come from the eco-systems around us. Some of these ecosystem services are provided by rivers and lakes and include for example drinking water, water for irrigation and industry, flood control, climate regulation, and recreation. READ MORE

6. 25. Interaction Effect of Filler Material on Fungal Biomass Activity for Heavy Metal Biosorption in Stormwater

   University essay from Högskolan i Borås/Akademin för textil, teknik och ekonomi

   Author : Robert Peterson; [2018]
   Keywords : Heavy metals; Biosorption; Fungal biomass; Serial optimisation;

   Abstract : In the wake of ever more occurring and evident consequences brought by climate change such as droughts and an increasing world population, a responsible use and handling of freshwater has never been as important as before. Stormwater is more than often not treated and simply released back in nature with any kind of pollution it has collected on its way, one of which being heavy metals. READ MORE