Search Results - "ALFREDSEN, K"

From flood paths to floodways, an efficient method to map, identify and evaluate suitable floodways: A case study from Trondheim, Norway by Skrede, T.I., Tørudstad, V., Pons, V., Alfredsen, K., Muthanna, T.M.

“…Due to climate change and rapid urbanisation, many Norwegian cities and urban areas suffer from pluvial flooding caused by intense rainfall exceeding the…”
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Regional Statistical and Precipitation–Runoff Modelling for Ecological Applications: Prediction of Hourly Streamflow in Regulated Rivers and Ungauged Basins by Hailegeorgis, Teklu T., Alfredsen, K.

“…Prediction of natural streamflow in regulated rivers for derivation of ecologically relevant streamflow metrics (ERSFMs) and prediction in ungauged basins…”
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Water consumption from hydropower plants – review of published estimates and an assessment of the concept by Bakken, T. H, Killingtveit, Ã, Engeland, K, Alfredsen, K, Harby, A

“…Since the report from IPCC on renewable energy (IPCC, 2012) was published; more studies on water consumption from hydropower have become available. The newly…”
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Perspectives on the environmental implications of sustainable hydro-power: comparing countries, problems and approaches by Alfredsen, K., Helland, I. P., Martins, E. G., Power, M.

“…Perspectives on the Environmental Implications of Sustainable Hydropower gathers scientific papers from three of the worlds most important hydropower producers…”
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Improving real-time inflow forecasting into hydropower reservoirs through a complementary modelling framework by Gragne, A. S, Sharma, A, Mehrotra, R, Alfredsen, K

“…Accuracy of reservoir inflow forecasts is instrumental for maximizing the value of water resources and benefits gained through hydropower generation. Improving…”
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Survival of Atlantic Salmon (Salmo salar) Eggs During Dewatering in a River Subjected to Hydropeaking by Casas‐Mulet, R, Saltveit, S. J, Alfredsen, K

“…Hydropeaking in regulated rivers is likely to become more frequent with increasing demands for renewable energy. Sudden fluctuations affect surface and…”
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Can model-based data products replace gauge data as input to the hydrological model? by Sivasubramaniam, K., Alfredsen, K., Rinde, T., Sæther, B.

“…Hydrological models require accurate and representative meteorological inputs for better prediction of discharge and hence, the efficient management of water…”
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Sensitivity of lake ice regimes to climate change in the Nordic region by Gebre, S, Boissy, T, Alfredsen, K

“…A one-dimensional process-based multi-year lake ice model, MyLake, was used to simulate lake ice phenology and annual maximum lake ice thickness for the Nordic…”
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A synoptic history of the development, production and environmental oversight of hydropower in Brazil, Canada, and Norway by Alfredsen, K., Amundsen, P.-A., Hahn, L., Harrison, P. M., Helland, I. P., Martins, E. G., Twardek, W. M., Power, M.

“…Sustainable global energy production is back-stopped by hydropower which is responsible for a significant share of the green energy produced worldwide…”
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Modelling climate change effects on Atlantic salmon: Implications for mitigation in regulated rivers by Sundt-Hansen, L.E., Hedger, R.D., Ugedal, O., Diserud, O.H., Finstad, A.G., Sauterleute, J.F., Tøfte, L., Alfredsen, K., Forseth, T.

“…Climate change is expected to alter future temperature and discharge regimes of rivers. These regimes have a strong influence on the life history of most…”
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Hydraulic-habitat modelling for setting environmental river flow needs for salmonids by DUNBAR, M. J., ALFREDSEN, K., HARBY, A.

“…There is an increasing demand for tools to assist in the management of environmental flows in rivers. Changes in river discharge act on biota through a…”
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Development of an inflow‐controlled environmental flow regime for a norwegian river by Alfredsen, K, Harby, A, Linnansaari, T, Ugedal, O

“…Hydropower produces 99% of the electricity in Norway, and a large number of rivers are regulated. Currently, static minimum flow regimes are used as a…”
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Nordic hydrological frontier in the 21st century by Marttila, H., Laudon, H., Tallaksen, L. M., Jaramillo, F., Alfredsen, K., Ronkanen, A.-K., Kronvang, B., Lotsari, E., Kämäri, M., Ala-Aho, P., Nousu, J., Silander, J., Koivusalo, H., Kløve, B.

“…The 21st century has brought new challenges and opportunities and has also increased demands on the Nordic hydrological community. Our hydrological science…”
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Survival of eggs of Atlantic salmon (Salmo salar) in a drawdown zone of a regulated river influenced by groundwater by Casas-Mulet, R, Alfredsen, K, Brabrand, Å, Saltveit, S. J

“…Groundwater may create refuges for Atlantic salmon egg survival during low flows in regulated rivers and thus play an important role for survival during…”
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Modelling of environmental flow options for optimal Atlantic salmon, Salmo salar, embryo survival during hydropeaking by Casas-Mulet, R., Alfredsen, K., Killingtveit, Å.

“…Recent findings on the causes of Atlantic salmon embryo mortality during winter in a hydropeaking river suggest that long duration drawdowns during very cold…”
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Are Reservoirs Water Consumers or Water Collectors? Reflections on the Water Footprint Concept Applied on Reservoirs by Bakken, T. H., Kjosavik, F., Killingtveit, Å., Alfredsen, K.

“…IPCC Special Report on Renewable Energy Sources (2011) revealed potentially very high water consumption rates from hydropower production compared to other…”
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Performance of a One‐Dimensional Hydraulic Model for the Calculation of Stranding Areas in Hydropeaking Rivers by Casas‐Mulet, R, Alfredsen, K, Boissy, T, Sundt, H, Rüther, N

“…Fish stranding is a critical issue in rivers with peaking operations. The ability to accurately predict potential stranding areas can become a decisive factor…”
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Hydropower operations in groundwater-influenced rivers: implications for Atlantic salmon, Salmo salar, early life stage development and survival by Casas-Mulet, R., Alfredsen, K., Brabrand, Å., Saltveit, S. J.

“…During their early life stages (egg maturation, hatching, alevin development), between late autumn and early spring, young Atlantic salmon are exposed to…”
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synopsis of 'hydropeaking' studies on the response of juvenile Atlantic salmon to experimental flow alteration by Scruton, D. A, Pennell, C, Ollerhead, L. M. N, Alfredsen, K, Stickler, M, Harby, A, Robertson, M, Clarke, K. D, LeDrew, L. J

“…In insular Newfoundland, Canada, studies were conducted from 1999 to 2003 on the effects of 'simulated' hydropeaking power generation on juvenile Atlantic…”
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Optimising Atlantic salmon smolt survival by use of hydropower simulation modelling in a regulated river by Fjeldstad, H.-P., Alfredsen, K., Boissy, T.

“…Studies on downstream passage of diadromous fishes in northern Europe are rare, and in Norway, the problem is strongly linked to demands for efficient…”
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