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Now showing items 1-98 of 98
(Master thesis / Masteroppgave, 2023)
Acid rock drainage (ARD) represents a significant environmental concern arising from the excavation of sulfide-bearing rocks, which, upon exposure to atmospheric conditions, catalyzes sulfide oxidation, leading to the ...
(Master thesis / Masteroppgave, 2023)
(Master thesis / Masteroppgave, 2022)
(Master thesis / Masteroppgave, 2022)
Geochemical and micropalaeontological analyses conducted on two dated sediment cores from the Hvaler estuary (SE Norway) indicate a relationship between the darkening phenomenon of Skagerrak coastal waters and an increase ...
(Master thesis / Masteroppgave, 2021)
Drammensfjorden har vært utsatt for forurensning i lang tid, noe som har resultert i dårlige oksygenforhold på fjordbunnen. Partikler som sedimenteres i slike miljøer vil bevares i lang tid. De siste årene har mikroplast ...
(Master thesis / Masteroppgave, 2021)
Production of alumina from bauxite results in a large amount of bauxite residue. The accumulation of this hazardous material has unfavorable properties for plant growth and the closure of disposal areas is challenging. The ...
(Master thesis / Masteroppgave, 2021)
(Master thesis / Masteroppgave, 2021)
(Master thesis / Masteroppgave, 2021)
(Master thesis / Masteroppgave, 2021)
Microplastic has become a well known term the last decade, but how well known is the issue of microplastic pollution into the marine environment? An attempt on determining the microplastic accumulation in Drammensfjorden ...
(Master thesis / Masteroppgave, 2020)
(Master thesis / Masteroppgave, 2020)
(Master thesis / Masteroppgave, 2020)
Mineralogical and Geotechnical Characterization of Bauxite Residue A case study from NE Brazil Restricted Access
(Master thesis / Masteroppgave, 2020)
(Master thesis / Masteroppgave, 2020)
(Master thesis / Masteroppgave, 2020)
(Master thesis / Masteroppgave, 2019)
The inner Oslofjord has undergone many changes in ecological quality throughout time. The Vestfjorden Avløpsselskap (VEAS) wastewater treatment plant has been involved in these changes with a generally positive effect. ...
(Master thesis / Masteroppgave, 2019)
(Master thesis / Masteroppgave, 2019)
Every year Norwegians produce tons of waste by extracting resources, producing products with short lifespans and disposing after the product end of life. This is not a sustainable model for our society, and many countries ...
(Master thesis / Masteroppgave, 2019)
(Master thesis / Masteroppgave, 2019)
De senere år har flere steder i Norge blitt rammet av masseførende flommer som har gjort stor skade på infrastruktur og bebyggelse. Dette er ikke bare veldig kostbart, men utgjør også en belastning for personer som bor i ...
An assessment of Grindalsmoen Aquifer, Elverum, Norway – Field observations and groundwater modeling
(Master thesis / Masteroppgave, 2019)
The water supply of the city of Elverum depends on the waterworks of Grindalsmoen that is based on groundwater extraction. The background concentration of iron and manganese may in certain places be high. Thus, an in-situ ...
(Master thesis / Masteroppgave, 2019)
Plast i det marine miljøet er av økende bekymring på grunn av dets persistente egenskaper og ukjente effekter på dyreliv og mennesker. Mye plastavfall havner i havet hvert år, og det er forventet at denne mengden skal øke. ...
(Master thesis / Masteroppgave, 2018)
(Master thesis / Masteroppgave, 2018)
(Master thesis / Masteroppgave, 2018)
(Master thesis / Masteroppgave, 2018)
The county of Sogn og Fjordane in Western Norway has a climate and topography which makes it vulnerable for debris avalanches, debris flows, shallow slides and slush flows. The recently established landslide forecasting ...
(Master thesis / Masteroppgave, 2018)
Sulphide-bearing gneisses of southern Norway have been observed to leach acidic waters with ecotoxic levels of metals when exposed to air and moisture following excavation for road and infrastructure projects. Traditionally, ...
(Master thesis / Masteroppgave, 2018)
The threat of mass movements has always existed in Norway, but due to the climate change, an increase in mass movement events is expected. Today, there are over 150.000 people living in areas threatened by mass movements, ...
(Master thesis / Masteroppgave, 2018)
(Master thesis / Masteroppgave, 2018)
(Master thesis / Masteroppgave, 2017)
Våtsnøskred og sørpeskred er to naturfarer som utgjør fare for liv og har store samfunnsøkonomiske konsekvenser i Norge. Begge skredtypene utløses normalt på grunn av at vanninnholdet i snødekket øker, slik at snødekkets ...
(Master thesis / Masteroppgave, 2017)
Natural neutralization of acid mine drainage: A possible remedial measure for the Folldal and Sulitjelma mines? Restricted Access
(Master thesis / Masteroppgave, 2017)
(Master thesis / Masteroppgave, 2017)
Alum- and black shales are lithologies rich in sulphides and trace elements including uranium, and may pose harm to the environment during weathering. Acidification of surface- and groundwater and swelling may occur. During ...
Fate and Transport of PFOS at Gardermoen and Evenes Airports: Measurement and Modeling of Leaching of PFOS from AFFF Contaminated Field Soil Restricted Access
(Master thesis / Masteroppgave, 2017)
(Master thesis / Masteroppgave, 2017)
Steinsprang er en geofare definert ved enkeltblokker av stein som løsner fra bratte fjellsider og som beveger seg nedover fjellsiden enten ved å falle, sprette, rulle eller gli. Steinsprang tar ikke mange liv, men kan ...
(Master thesis / Masteroppgave, 2017)
The thesis quantifies the peak ground acceleration (PGA) required to cause large rock avalanches in the western rangefront of the Southern Alps in New Zealand, which will improve understanding of the hazard posed by ...
An Assessment of Runout Models applied to Rock Fall Events in Norway Restricted Access
(Master thesis / Masteroppgave, 2017)
(Master thesis / Masteroppgave, 2017)
(Master thesis / Masteroppgave, 2017)
Shallow landslides in soils, such as debris flows and debris avalanches, are expected to increase in frequency and intensity in large parts of Norway. The simulation, characterization and statistical analysis of such events ...
(Master thesis / Masteroppgave, 2017)
This thesis deals with the validation of the NGU susceptibility map for debris slides/avalanches and small to medium sized debris flows. The susceptibility model developed by NGU is a nation-wide model, predicting source ...
(Master thesis / Masteroppgave, 2017)
Beregning av dimensjonerende flomverdier (20-1000-årsflommer) er et krav ved bygging av dammer, infrastrukturer og arealplanlegging. Robuste og pålitelige beregninger er viktig for korrekte risikovurderinger og for å ta ...
(Master thesis / Masteroppgave, 2017)
(Master thesis / Masteroppgave, 2016)
Nøyaktig beregning av romlig lokal snøfordeling i høyfjellet gir en betydelig samfunnsgevinst og er av spesiell interesse for vannkraftproduksjon, flom- og skredvarsling. Det stiller krav til utvikling av nye forbedrede ...
(Master thesis / Masteroppgave, 2016)
Norge har et terreng som fører til at landet er disponert for masseførende skred, blant annet sørpeskred. Sørpeskred er definert som en hurtig massebevegelse av vannmettet snø med et vanninnhold over 15%. Disse skredene ...
(Master thesis / Masteroppgave, 2016)
Med utgangspunkt i NVEs 59 registrerte sørpeskred i Noreg i perioden 2010 til 2016 er denne masteroppgåva eit terskelstudie med formål å avdekke tersklar for regional varsling av sørpeskred. Oppgåva har teke føre seg NVEs ...
(Master thesis / Masteroppgave, 2016)
Capping of Contaminated Sediments in a Formerly Anoxic Basin in Inner Oslofjord, Norway: Temporal Processes and Ecological Effects Restricted Access
(Master thesis / Masteroppgave, 2015)
Capping, the placement of uncontaminated (clean) sediments over contaminated sediments, has been practiced in the last three decades as ecologically friendly and cost efficient remediation technique. The polluted, formerly ...
(Master thesis / Masteroppgave, 2015)
Mining activity has been the main support for the economy in Folldal, Hedmark, during more than two centuries due to the extraction of copper, zinc and sulfur that rebounded in the industrial and social development of the ...
(Master thesis / Masteroppgave, 2015)
(Master thesis / Masteroppgave, 2015)
CO2 storage is considered as one of the most promising solutions to overcome global increase in temperature. In order to ensure the safety of the sequestrated CO2, several geophysical monitoring methods are required, among ...
(Master thesis / Masteroppgave, 2015)
(Master thesis / Masteroppgave, 2015)
RAMMS::Rockfall versus Rockyfor3D in rockfall trajectory simulations at the Community of Vik, Norway
(Master thesis / Masteroppgave, 2015)
Assessment of advantages and limitations of rockfall models require in-depth-knowledge in the rockfall field, testing of model with field investigated data, as well as understanding rockfall mechanics. This thesis intends ...
(Master thesis / Masteroppgave, 2015)
Denne oppgaven tar for seg flom- og jordskredhendelser i Valdres, langs Randsfjorden og fylkesveiene i Etnedalen, på Østlandet. Begrepene jordskred og flomskred skaper uklarheter ved utførelse av fare- og risikoanalyser i ...
(Master thesis / Masteroppgave, 2015)
Land use changes increases availability of necessities, but there is also a risk of damaging or depleting natural resources. Groundwater, which is one of the most important natural resources, is dependent on having a balance ...
Spredning av PFOS forurenset grunnvann Restricted Access
(Master thesis / Masteroppgave, 2015)
(Master thesis / Masteroppgave, 2014)
The development and application of a workflow for photogrammetric analysis of landslides.
(Master thesis / Masteroppgave, 2014)
Magma transport in volcanic plumbing systems induces surface deformation, which can be monitored by geodetic techniques, such as GPS and InSAR. These geode- tic signals are commonly analyzed through geodetic models in order ...
(Master thesis / Masteroppgave, 2014)
The aim of the thesis was to examine the potential of synthetic pyroaurite to remove lead(II) from contaminated water. This study was based upon column experiments run in duplicate at room temperature. Heavy metals, many ...
Geotechnical and geophysical investigations for stability assessment; A case study at Hvittingfoss, Southern Norway Restricted Access
(Master thesis / Masteroppgave, 2014)
(Master thesis / Masteroppgave, 2014)
The municipal waterworks in Ånes supplies 380 people. The wells are situated about 60 meters west of Landåselva River in a delta at the north end of Lake Randsfjorden. The waterworks has experienced problems with contamination, ...
(Master thesis / Masteroppgave, 2014)
Shooting range soils contain large amounts of copper (Cu), zinc (Zn), lead (Pb) and antimony (Sb) from spent bullets. They are sources of contamination for soil, groundwater and surface water, and may pose a risk to the ...
(Master thesis / Masteroppgave, 2014)
Per- and poly fluorinated compounds (PFCs) is a large group of chemicals with a strong variation in chemical composition. They have previously been used in extensive amounts which has caused wide spreading in the environment. ...
(Master thesis / Masteroppgave, 2014)
The discharge of contaminated industrial and mining wastes may contain heavy metals. Water contamination by these heavy metals can cause significant environmental and medical issues. Over the years researchers have tried ...
(Master thesis / Masteroppgave, 2014)
Serpentinization of oceanic lithosphere has long been a study object among the geologist. It has a important role in various aspects. Geologically, it changes the density, rheology and seismic velocity of the crust. The ...
(Master thesis / Masteroppgave, 2013)
Chronic liver disease is recently becomes the most sever disease to residents of northern Ethiopia (Shire area) which was started 1980. Pervious health study reviles that this liver disease is not caused by virus and there ...
(Master thesis / Masteroppgave, 2013)
Per- and poly-fluorinated compounds (PFCs) are a large group of anthropogenic chemicals that holds unique surfactant properties. PFCs have been used in a wide range of domestic, commercial and industrial products, and have ...
(Master thesis / Masteroppgave, 2013)
This study has integrated palynofacies and palynological analyses of samples from the Northern Carnarvon Basin (NCB) to ascertain sea level, vegetation and climate variations of the North West Australian shelf during the ...
(Master thesis / Masteroppgave, 2013)
The production of world phosphate rock might reach to its peak before mid-century due to the potential demand for phosphate fertilizer consumption especially in developing countries, and as a result this could eventually ...
(Master thesis / Masteroppgave, 2013)
Sommeren 2007 og 2011 ble flere store jordskred utløst i Arnegårdslia i Nes kommune, Hallingdal, noe som førte til store materielle skader. Målet med denne oppgaven har vært å undersøke jordskredaktiviteten i denne dalsiden ...
(Master thesis / Masteroppgave, 2013)
Skredfarekartlegging i Norge blir i dag i stor grad utført av eksterne selskaper på oppdrag fra Norges vassdrags- og energidirektorat (NVE), noe som fører til varierende tolkning av retningslinjer og detaljnivå. Målet med ...
Quantification of physical vulnerability to landslides : A case study in Buzǎu County, Romania Restricted Access
(Master thesis / Masteroppgave, 2012)
Physical vulnerability is a key parameter in risk estimation. It defines the level of damage given that the hazard is realized, and hence translates hazard levels into risk levels. The quantitative assessment of vulnerability ...
(Master thesis / Masteroppgave, 2012)
The aims of this study were to assess the depositional and ecological developments of Drammensfjorden, SE Norway, under pre-anthropogenic influence and attempt to define recent conditions within the fjord, which may have ...
(Master thesis / Masteroppgave, 2012)
Drinking water supplies are based on ground water resources all over the world. At some localities problems with higher concentrations of iron and manganese found in ground water. These higher concentration of these metals ...
(Master thesis / Masteroppgave, 2012)
Water scarcity is a striking issue all over the world because of increased water utilization resulting from growing population. Prevention and sustainable usage of ground water is the keen concern of every government these ...
(Master thesis / Masteroppgave, 2012)
Understanding the controlling factors and elucidating the requirements and conditions necessary for carbon dioxide (CO2) storage by mineral trapping (or carbonation) is of paramount interest for any technical application ...
(Master thesis / Masteroppgave, 2012)
On 10th of June 2011 a high amount of precipitation fell on southern Norway, the result of this precipitation in a combination with increased snowmelt cause a flood, the aspects of the flooding will not be discussed here ...
(Master thesis / Masteroppgave, 2012)
Debris flows pose serious hazards in the mountainous area of central southern Norway. On 10th June 2011, a great number of debris flows occurred in Gudbrandsdalen valley. The intense precipitation triggered most of the ...
(Master thesis / Masteroppgave, 2012)
Det er kjent at ozon har skadelig effekt på både mennesker og vegetasjon, i tillegg til å ha en negativ effekt på klimaet gjennom et direkte strålingspådriv. I tillegg har nyere studier vist at ozon også har en inndirekte ...
(Master thesis / Masteroppgave, 2011)
Norway is a country that is frequently exposed to extreme weather events (EWEs).Norway experienced EWEs every year. The characteristic of extreme weather events is that they occur infrequently and normally result in ...
(Master thesis / Masteroppgave, 2011)
(Master thesis / Masteroppgave, 2011)
I senere tid har nedbørsestimater ved bruk av satellitter (SPE – Satellite Precipitation Estimates) blitt vanlig i bruk tilknyttet forskning relatert til f.eks. hydrologi. Dette er data i høy oppløsning, som registreres ...
(Master thesis / Masteroppgave, 2011)
Abstract
The influence of acetate ion on the calcite precipitation kinetics has been studied using a continuously stirred mixed flow reactor supplied with calcium carbonate supersaturated solution seeded by Iceland spar ...
(Master thesis / Masteroppgave, 2011)
This thesis contains modelling study of groundwater flow in the Chikwawa district, lower Shire Area in the southern regions of Malawi, in order to test out the working hypothesis that deeper groundwater circulation and ...
(Master thesis / Masteroppgave, 2011)
The consequence of dam failure is one of the major hazard to human life as well as to infrastructure. Huge flood waves produced by a failure of dam may have enough capability to destruct some stronger structures like power ...
(Master thesis / Masteroppgave, 2011)
The Svelvik ridge was approved by local authorities as a CO2 field lab in 2008 and the appraisal phase for this project was completed in the summer of 2010. This operation gave a valuable insight of the subsurface and ...
(Master thesis / Masteroppgave, 2011)
Det finnes mye skredutsatt infrastruktur i Norge, og det er et behov for kartlegging av skredbaner ved lokaliteter hvor man kjenner til at det regelmessig går skred. Dette både for bedre å kunne vurdere snøskredfaren i ...
Simulation of heavy metal leaching from cement-stabilized polluted sediments : geochemical modelling
(Master thesis / Masteroppgave, 2010)
A lot of concern has been raised by individuals and organizations regarding the menace associated with heavy metal contamination of marine sediments in Norway. This has necessitated the remediation of heavy metal contaminated ...
(Master thesis / Masteroppgave, 2010)
The aim of this study was to assess the temporal development of the environment in Bunnefjord, the innermost part of Oslofjord (SE Norway), define its reference conditions, and link the results to other studies. A 55 cm ...
(Master thesis / Masteroppgave, 2010)
This thesis provides an assessment of the application of terrestrial LiDAR for rock mass characterisation and support design in drill and blast tunnels. The study includes establishing an appropriate work-flow for data ...
(Master thesis / Masteroppgave, 2009)
The Helgoland mud area in the German Bight is one of few sediment depocenters in the North Sea. It is therefore a suitable site to study long-term effects of anthropogenic pollution and/or natural environmental change. The ...
(Master thesis / Masteroppgave, 2008)
ABSTRACT
The Brumunddal sandstone is located some 150 km north of Oslo in the county of Hedemark in Southeastern Norway. Groundwater is a major resource of water both for consumption and agricultural use in Brumunddal. ...
(Master thesis / Masteroppgave, 2005)
Bhutans geologi er preget av Himalaya-regionens karakteristiske skyveforkastninger og høye relieff. Den røffe topografien styrer de klimatiske. Bhutan har tropisk klima i sør og kaldere klima i nord. Kraftig forvitring av ...