Browsing NIVA-rapporter by Title
Now showing items 6845-6864 of 6994
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Vurderinger av miljømessige konsekvenser av brufyllinger i Bolsøysund
(NIVA-rapport;1976, Research report, 1987)Analyse av miljømålinger og hydrofysiske beregninger utført i Bolsøysund og Fannefjorden viste at ingen av de alternative brufyllingene totalt sett ville medføre noen endringer i den tidevannsgenererte utskiftingen i ... -
Vurderinger av reguleringene i Osensjøen og Søre Osa
(NIVA-rapport;1283, Research report, 1981)Fysisk/kjemiske, botaniske og zoologiske faktorer er undersøkt i Osensjøen, Søre Osa og Østre Æra i perioden 1977-1980. Nye reguleringer av vassdraget vil bl.a. medføre redusert vannføring i Søre Osa og direkte tunneltransport ... -
Vurderinger av tildekking av forurensede sedimenter, innkapsling av vraket, mudring og tiltakskostnader knyttet til vraket av U-864
(NIVA-rapport;5278, Research report, 2006)NIVA ble av Kystverket våren 2006 forespurt om å gjennomføre en vurdering av tildekking av de mest forurensede sedimentene rundt vraket av U-864 som potensiell tiltaksmetode, mulig innkapsling eller forsegling av vrakdelene, ... -
Vurderinger av utslippsløsninger for avløpsvann fra Fitjar Laks A/S til Kobbavika og Hellandsfjorden
(NIVA-rapport;3379, Research report, 1996)I rapporten er det gjort målinger og beregninger for å finne en strategi for utslipp av avløpsvann til Kobbavika slik at overslag til overflaten forhindres. For å forhindre opptrenging om vinteren når tetthetssjiktningen ... -
Vurderinger og beregninger av vannforsyning og avløpsforhold for alternativ hovedflyplass - Østlandet
(NIVA-rapport;0331, Research report, 1971) -
Vurderinger vedrørende utslipp av suspendert stoff fra Rekefjord Stone
(NIVA-rapport;7791-2022, Research report, 2022)Rekefjord Stone har utslipp av suspenderte partikler til resipienten i Rekefjorden. Effekter av slike partikler på fisk, skalldyr og bunnmiljøet i fjorden er vurdert. Vurderingen er basert på data fra to feltinnsamlinger, ... -
Vurderingssystem for vannkvalitet i innsjøer og elver
(NIVA-rapport;1667, Research report, 1983)Statusrapport for arbeidet med å utvikle et operasjonelt system for forenklede beskrivelser av generell vannkvalitet og brukerspesifikke kriterier for vannkvalitet. Beskrivelsen av generell vannkvalitet er basert på at ... -
Vurderingssystem for vannkvalitet og bruksformer for vann. Fremdriftsrapport
(NIVA-rapport;1250, Research report, 1980)Fremdriftsrapport i arbeidet med å utvikle et operasjonelt system for forenklede beskrivelser av vannkvalitet og bruksformer for vann. Systemet skal overføre vannfaglige beskrivelser til aggregerte klasser. Systemet er ... -
Værøy havn. Overvåking under mudring 29.11.2006-25.02.2007
(NIVA-rapport;5447, Research report, 2007)Kystverket Nordland ønsker å øke dybden i Røssnesvågen og Sørlandsvågen på Værøy. Ved mudring av forurensede masser skal miljøforholdene overvåkes for å sikre at kravene i utslippstillatelsen fra Fylkesmannen i Nordland ... -
Water and ion movement through a minicatchment at Risdalsheia, Norway (RAIN project)
(NIVA-rapport;2117, Research report, 1988)At Risdalsheia (Southernmost Norway) the relation between flow paths and streamwater chemistry through a small headwater catchment was investigated. The importance of these pathways for the interaction between soil solution ... -
Water Column Monitoring 2004. Summary Report
(NIVA-rapport;4993, Research report, 2005)This report presents results from the Water Column Monitoring 2004, carried out in collaboration between NIVA and RF-Akvamiljø, with sub-contractors. The objective of the survey was to assess the extent to which discharges ... -
Water Column Monitoring 2009
(NIVA-rapport;5882, Research report, 2010)The report presents results from the Water Column Monitoring 2009, performed in collaboration between NIVA and IRIS, with sub-contractors. The objective of the survey was to assess the extent to which produced water ... -
Water Column Monitoring 2011
(NIVA-rapport;6237, Research report, 2011)The report presents results from the Water Column Monitoring survey 2011, performed in collaboration by NIVA and IRIS. The objective of the survey was to assess the extent to which produced water (PW) discharged from ... -
Water Column Monitoring 2014: Determining the biological effects of an offshore platform on local fish populations
(NIVA-rapport;6735, Research report, 2015)The biological effects of an offshore oil platform on local fish populations were assessed as part of the Water Column Monitoring (WCM) programme for 2014. The Njord A platform was chosen as the study location, which was ... -
Water Column Monitoring Research and development programme: Determining the residency of wild fish around offshore installations
(NIVA-rapport;7809-2023, Research report, 2023)In order to link effects with exposure, recent WCM programmes have discovered the need to determine the residency of fish, caught from within the safety zone of offshore installations. The method of using baited tags to ... -
Water exchange and circulation of the Arabian Gulf - Preliminary study of suitability for seawater scrubber discharges
(NIVA-rapport;4282, Research report, 2000)This report assesses the water exchange in the Arabian Gulf in relation to water demands for Flue Gas Desulfurization (FGD) plants based on available information from literature. The assessments are made for the whole ... -
Water Master Planning Co-operation Palestinian Water Authority (PWA) Strengthening of PWA's Planning Capacity
(NIVA-rapport;3921, Research report, 1998)Palestine is confronting important water allocation and sector development issues. This report was prepared as an input to the process of strengthening of Palestine's water and wastewater master planning capacity. It ... -
Water Pollution abatement programme, The Czech republic Pollution abatement analysis and strengthening of water resources management, Odra River Catchment, phase II
(NIVA-rapport;3307, Research report, 1995)Odra river is extremely polluted by organic matter, nitrates, ammonia, phosphorus, bacteria, particles, heavy metals and other micro pollutants from municipalities, industries and agriculture. The poor water quality severely ... -
Water Pollution Abatement Programme, The Czech Repuhlic Project 3.4 Environmental Improvement of Areas Polluted by Metal Ore Mining
(NIVA-rapport;3350, Research report, 1995)The report discusses water pollution from mining in the Zlate Hory area in tbe Czech Republic. The Zlate Hory Mining District is tbe largest mineral deposit of base metals in this country , and tbe results obtained in this ... -
Water pollution abatement programme. The Czech Republic. Project 4.2. Assessing critical loads of acidity to surface waters in The Czech Rebublic. Critical loads of acidity to surface waters, north-eastern Bohemia and northern Moravia, The Czech Republic
(NIVA-rapport;3404, Research report, 1996)Critical loads of acidity to surface waters and their exceedances were estimated for north-eastern Bohemia and Moravia in The Czech Republic. 13 400 km² or 17 % of the area of the country has been surveyed. Varying critical ...