Blar i Master’s theses (MINA) på utgivelsesdato
Viser treff 121-140 av 668
-
Frå fast-food til lokale matopplevingar : ein studie av lokalmat-satsinga til Hurtigruten
(Master thesis, 2018)Opplevingsturisme er i kraftig vekst og turistar i Noreg etterspør i aukande grad lokale mat- og drikkeopplevingar. Tilbodet er likevel mangelfullt. Denne kvalitative casestudien undersøkjer korleis Hurtigruten har gjennomført ... -
Acid mine drainage from Folldal mine tailings : geochemical characterization and simulation
(Master thesis, 2018)The mining of certain minerals, such as copper and zinc is commonly connected with acid mine drainage (AMD) problems that can have serious impact on human health and cause ecological destruction. The Folldal mining area ... -
Effects from environmental factors and individual characters on activity and depth use in a Northern pike (Esox lucius) population subjected to recreational fishing : an acoustic telemetry study
(Master thesis, 2018)Northern pike (Esox lucius) is a common top- predator in freshwater systems all over the Northern Hemisphere. For centuries it has been a popular target for recreational anglers. In many freshwater ecosystems, recreational ... -
Geokjemiske undersøkelser av tilgrensende områder ved gruvene i Folldal
(Master thesis, 2018)Anthropogenic activities such as mining has led to an increase in and occurrence of heavy metals on the surface of earth. Mining has been an important part of the Norwegian industry for a long time. In the mines in Folldal, ... -
Mycorrhizal inoculation methods on Lutz spruce seedlings for afforestation of treeless landscape in Iceland
(Master thesis, 2018)Seedling mortality is a great problem in afforestation in Iceland and is most severe in a treeless landscape. It is not uncommon for new afforestation areas to have 30 – 40 % mortality in seedlings in the first five years. ... -
Potential for treatment of household wastewater by using waste seashells as a biofilter media
(Master thesis, 2018)In Norway, approximately 17% of the population is served by decentralized wastewater treatment systems. In these systems, a septic tank only is used, especially in those areas where sea is the final recipient of the treated ... -
Utnyttelse av fiskeslam fra oppdrettsnæringen i agronomisk planteproduksjon
(Master thesis, 2018)Hvert år går store mengder nitrogen og fosfor tapt i fiskeslam fra oppdrettsnæringen i Norge. Nitrogengjødslingseffekten i fiskeslam som var etterbehandlet med ulike metoder ble studert i et vekstforsøk med bygg (Hordeum ... -
Responses in fish and macroinvertebrates to channelization and restoration in two Arctic rivers
(Master thesis, 2018)The two rivers Salangselva and Kvernmoelva in Troms county, were both channelized and erosion secured during the 1980s. This stimulated agricultural activity in adjacent properties in the following years. In parallel, a ... -
Resistance mechanisms towards the ectoparasitic mite Varroa destructor in two naturally-surviving honey bee populations (Apis mellifera) from Scandinavia
(Master thesis, 2018)The invasion of the ectoparasitic mite Varroa destructor has caused massive problems for the apicultural industry in Europe and North America. The varroa mite has also contributed to the extinction of most wild and feral ... -
Diet, diel activity and prey handling in the tawny owl (Strix aluco)
(Master thesis, 2018)I recorded prey deliveries and prey handling using video monitoring at three tawny owl (Strix aluco) nests from late april to late may in 2017, in Akershus county in southeast Norway. I registered a total of 455 prey items, ... -
Evaluering av en kompakt enhet for primær og sekundær rensing av gråvann
(Master thesis, 2019)Vann er en forutsetning for alt liv på jorden. Det er også en begrenset ressurs. Teknologi som muliggjør redusert vannforbruk, samt løsninger for gjenbruk av vann, er derfor et svært aktuelt tema. Dersom avløpsvannet fra ... -
The fate of nitrogen in an Acrisol in Zambia under different management practices
(Master thesis, 2019)A 10-day 15N tracer experiment, using 15N-NO3 and 15N-NH4, was conducted on an Acrisol in Mkushi, Zambia, in a rain-fed maize field. The addition of the 15N label, as either 15N-NO3 or 15N-NH4, was equivalent to 0.1g/m2 ... -
Change in arthropod communities following a mass death incident of reindeer at Hardangervidda
(Master thesis, 2019)Decomposition of dead material is a vital part of ecology, and an important process in every ecosystem. Dead animals are likely to play a major part in sustaining species that specialize on scavenging. The highly nutrient ... -
Genetic differentiation and demographics of brown trout (Salmo trutta) in tributaries of a sub-arctic watercourse affected by fragmentation and stocking
(Master thesis, 2019)The Pasvik river in north-eastern Norway harbours the only piscivorous brown trout (Salmo trutta) population in Finnmark County. Throughout the river, seven hydroelectric power dams were constructed between 1951 and 1978. ... -
Reiseliv og lokal forvaltning : eit samanlikningsstudie av Besseggen og Galdhøpiggen
(Master thesis, 2019)Denne oppgåva er eit komparativt studie mellom to reiselivsdestinasjonar som ligg i tilknyting til Jotunheimen nasjonalpark: Besseggen-området i Vågå kommune og Galdhøpigg-området i Lom kommune. Problemstillinga som er ... -
Long-term experimental warming in an alpine heath : decrease in cover of the most abundant bryophytes
(Master thesis, 2019)Alpine ecosystems have shown to be sensitive to climate warming. Bryophytes are particularly important in alpine ecosystems and are known to support ecosystem services such as water regulation, nitrogen fixation and carbon ... -
Krekling (Empetrum nigrum) sin påverknad på mortalitet og rekruttering på tre i tregrenseøkotonen
(Master thesis, 2019)Klimaet er i endring, noko som vil påverka veksten, samansetninga og utbreiinga til vegetasjonen. Mange studiar har synt at det er i tregrenseøkotonen slike endringar vil vera tydelegast. Ulike studiar syner at krekling ... -
Slagg fra prosessindustrien : nyttiggjøring som filtermateriale for deponisigevann
(Master thesis, 2019)Sigevann fra avfallsdeponier kan være en stor kilde til spredning av miljøgifter som videre kan forurense jord, vann og luft. I denne hovedoppgaven vil slagg fra prosessindustrien bli brukt som et filtermateriale for å ... -
"I prinsippet så er jo det friluftsliv" : en kvalitativ undersøkelse om bruken av begrepet friluftsliv i naturbasert reiseliv
(Master thesis, 2019)Denne masteroppgaven tar for seg bruken, og fraværet av bruken av begrepet friluftsliv i markedsføringen av naturbasert reiseliv. Seks bedrifter er intervjuet for å se på hvordan begrepet friluftsliv blir forstått fra et ... -
Spatial variation in benthic macroinvertebrate community structures in tributaries of Verdal river : effects of biotic and abiotic environmental factors and restoration measures
(Master thesis, 2019)Rivers and streams are one of the most degraded ecosystems in the world, including Norway. Human activities have long impacted rivers and streams, both directly, and indirectly, and this ultimately affects the streams ...