Browsing Faculty of Environmental Sciences and Natural Resource Management (MINA) by Title
Now showing items 261-280 of 1599
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Detection of tire and road wear particles in duck mussels (Anodonta anatina) from a road-near lake in Norway using various analytical techniques
(Master thesis, 2022)Microplastic particles (MP) in the environment are an emerging problem, and the environmental impacts are still to be completely understood. It is known that small plastic particles have been in the environment for a long ... -
Deteksjon av pionertrær i tregrenseøkotonen ved bruk av tredimensjonale punktskyer fra bildematching
(Master thesis, 2019)Tregrenseøkotonen (overgangssonen mellom skog og treløst alpint område) har alltid vært i endring. I en periode med økning i gjennomsnittstemperatur og en endring i arealbruken, er tregrenseøkotonen forventet å etablere ... -
Determinants of domestic cat ocurrence in forests in southeastern Norway
(Master thesis, 2022)Domestic cats can pose a significant threat to local wildlife in urban and rural areas because of their high densities and proficiency as predators. However, few attempts have been made to quantify the impact of domestic ... -
Determinants of habitat utilization patterns of European lobsters (Homarus gammarus) in the Inner Oslo Fjord, Norway
(Master thesis, 2022)Habitat type and structure influences diversity body size, recruitment, population size structure and survival of species in marine communities. There is, however, inadequate empirical evidence on what substitutes ... -
Determinants of scent-marking behavior by Asiatic cheetahs (Acinonyx jubatus venaticus) at camera traps in Iran
(Master thesis, 2021)Scent marking is a common behaviour in large carnivores and serves a multiple of ecological purposes. It functions as a method of communication, either to warn off intruders, attract mates or to mark territory. In surveys ... -
Determination of elements in snow and water samples on Jan Mayen
(Master thesis, 2022)Iceland is considered one of the greatest dust emission sources in the Arctic. Once the dust is deposited, it significantly affects snow and ice albedo. This hastens the glacier melting and leads to new accessible dust ... -
Determination of Ra-226 in Environmental Samples using ICP-QQQ after Cation Exchange-Separation
(Master thesis, 2017-05-11)Målet for denne masteroppgaven var å utvikle en metode for å bestemme innholdet av isotpoen 226Ra i miljøprøver ved bruk av trippel kvadrupol Inductively Coupled Plasma Mass Spectrometer. Det var ønskelig å utvikle en ... -
Determination of trace elements in ground drinking water in Norway
(Master thesis, 2017)Drinking water is essential for life. However, unless standard quality of drinking water is maintained, water can be associated with health risks. The present study was conducted to determine primarily inorganic elements ... -
Determining a critical phosphorus dilution curve for spring wheat
(Master thesis, 2017-04-01)Phosphorus (P) fertilizer is an important input for crop production. Phosphorus deficit limits crop productivity, while excess use creates environmental problems and depletes limited phosphate reserves. Therefore, the use ... -
Development in phytoplankton assemblages, ecological status and purification effect in Teglverksdammen : a study of a pond the first two growth seasons following deculverting of an urban stream system in Oslo, Norway
(Master thesis, 2018)There is growing consensus that deculverting and restoration of buried urban streams may come with a range of ecological and socioeconomic benefits, including; reduced flood risks, improved water quality, facilitation of ... -
Development of water quality in Lake Brønnerødtjern : studied by paleolimnological methods, with special focus on heavy metals
(Master thesis, 2020)Lake Brønnerødtjern is a freshwater lake located in Våler municipality in Viken county, city of Moss. It belongs to the Mossevassdraget water courses which is a part of the Vansjø watershed. This thesis aims to reconstruct ... -
Dewatering of sludge for small scale and decentralized production of biochar
(Master thesis, 2021)Sewage sludge dewatering and drying is one of the major challenges in the current wastewater treatment systems. The current dewatering methods in centralized wastewater treatment plants whether using frame or belt filter ... -
Diel cavity use in wild European lobster (Homarus gammarus): behavior and implications for management
(Master thesis, 2015-08-10)Knowledge and understanding of an animal’s diel activity and temporal and spatial positioning within a habitat is important if we want to understand the pattern behind an animal’s movement and behavior. Information about ... -
Diet and activity pattern of the white-tailed eagle (Haliaeetus albicilla) under the midnight sun
(Master thesis, 2016-09-05)I recorded prey deliveries at two nests of the white-tailed eagle (Haliaeetus albicilla) during the nestling period in May – July in Troms county in northern Norway. A total of 74 prey items were recorded delivered during ... -
Diet and breeding success of great skuas (Catharacta skua) on Bjørnøya, Norway
(Master thesis, 2010-12-27)The last 40 years there has been a marked increase in the number of Great skuas (Catharacta skua) in Norwegian territory, and it seems as if the core distribution area is shifting, from Iceland and Shetland, northwards ... -
Diet and diel pattern in the tawny owl (Strix aluco)
(Master thesis, 2017)Through continuous video monitoring of three tawny owls (Strix aluco) nests in Akershus county in southeast Norway during April and May 2016. I recorded prey deliveries and prey handling. A total of 284 prey items were ... -
Diet and prey handling at a nest of the golden eagle (Aquila chrysaetos) in Oppland County, Norway
(Master thesis, 2016-04-01)The diet and prey handling of a breeding pair of the golden eagle (Aquila chrysaetos) in Oppland County, Norway, was analysed with video monitoring of prey deliveries at the nest during the ten weeks that the nestling ... -
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, ... -
Diet, diel activity and prey handling in the tawny owl (Strix aluco), as revealed by video monitoring of prey deliveries at the nest
(Master thesis, 2016-09-02)Prey deliveries and prey handling at three nests of the tawny owl (Strix aluco) in Akershus county in Norway were video monitored during the nesting period. In total, 712 prey items were recorded, and 619 of these were ... -
Diet, diel activity pattern and prey handling of nesting hawk owls (Surnia ulula) as revealed by video monitoring
(Master thesis, 2018)I used video monitoring to record prey deliveries at four nests of the northern hawk owl (Surnia ulula) in southern Norway. One nest was monitored in May 2014, while the three other nests were monitored in May-July 2017. ...