Browsing NIVA Open Access Archive by Title
Now showing items 5054-5073 of 8166
-
Preliminary proposals for classification of marine environmental quality respecting micropollutants in water, sediments and selected organisms
(NIVA-rapport;2738, Research report, 1992)A compilation of water quality criteria and information about "background levels" of micropollutants (selected metals, organochlorines, polycyclic aromatic hydrocarbons) have been used as basis for proposals of marine ... -
Prenatal exposure to persistent organic pollutants in Northern Tanzania and their distribution between breast milk, maternal blood, placenta and cord blood
(Journal article; Peer reviewed, 2019)Human exposure to persistent organic pollutants (POPs) begins during pregnancy and may cause adverse health effects in the fetus or later in life. The present study aimed to assess prenatal POPs exposure to Tanzanian infants ... -
Prestvannet i Troms. Vurdering av tilgroing 2005
(NIVA-rapport;5131, Research report, 2006)Hensikten med prosjektet har vært å kartlegge vegetasjonsutbredelsen i innsjøen og vurdere om det har skjedd en tilgroing. Tilgroingssituasjonen i Prestvannet er preget av flyteøyene, som for en stor del ser ut til å stamme ... -
Preying on seals pushes killer whales from Norway above pollution effects thresholds
(Peer reviewed; Journal article, 2020)Killer whales (Orcinus orca) are at risk from high levels of biomagnifying pollutants, such as polychlorinated biphenyls (PCBs) and mercury (Hg). Previous toxicological risk assessments for the Norwegian killer whale ... -
Primary hepatocytes from Arctic char (Salvelinus alpinus) as a relevant Arctic in vitro model for screening contaminants and environmental extracts
(Journal article; Peer reviewed, 2017)Contaminants find their way to the Arctic through long-range atmospheric transport, transport via ocean currents, and through increased anthropogenic activity. Some of the typical pollutants reaching the Arctic (PAHs, PCBs) ... -
Primære og sekundære effekter av tildekking av forurenset sediment i undervannsvegetasjonDelrapport fra aktivitet 6d,Beslutningsgrunnlag og tiltaksplan for forurensede sedimenter i Gunneklevfjorden
(NIVA-rapport;6923, Research report, 2015)Forsøk med tilsetting av aktivt kull i pulver- og i granulert form har vært gjennomført i en undervannseng i Gunneklevfjorden, for å forsøke å kvantifisere effekter på vekst eller tetthet av planter (sekundære effekter). ... -
Primærfelling med ulike fellingskjemikalier VA 9/79
(NIVA-rapport;1186, Research report, 1980)Rapporten angir nødvendige doseringsmengder og renseeffekter for fellingskjemikalie-kombinasjonene jernklorid, jernklorid + kalk, aluminiumsulfat og kalk + sjøvann, for å oppnå felles renseresultat på 0,20-0,30 mg P/1 i ... -
PRIMÆRRENS (Prosjekt 9). Utnyttelse av kjemisk forbehandling ved finsilanlegg – Case Bergen
(NIVA-rapport;4910-2004, Research report, 2004)Med delfinansiering fra SFTs PRIMÆRRENS-program har det blitt gjennomført forsøk med dosering av fellingskjemikalier i fullskala på finsilanlegget (silåpning 0,35 mm) ved Holen RA i Bergen med sikte på å klare primærrensekravet ... -
Principles of environmental baseline surveys and monitoring og the recipient for effluents from seawater flue gas scrubbers. Revision 2
(NIVA-rapport;3673, Research report, 1997)The report gives a general overview of the basic principless and elements in the environment monitoring of the marine/estuarine ecosystem receiving effluents from seawater flue gas cleaning installations (ABB SWFGD). The ... -
Prioriteringsverktøy for vurdering av forurensingsbelastning fra urenset tunnelvaskevann
(Journal article; Peer reviewed, 2018)Vegtunneler må vaskes for å bevare tunnelens utstyr, sikt- og lysforhold. Vannet som produseres ved vask, tunnelvaskevann, slippes ut av tunnelen enten via grøfter eller drenssystem. Studier har vist at tunnelvaskevann ... -
Prioritisation of water pollutants: the EU Project SOLUTIONS proposes a methodological framework for the integration of mixture risk assessments into prioritisation procedures under the European Water Framework Directive
(Journal article; Peer reviewed, 2019)Current prioritisation procedures under the EU Water Framework Directive (WFD) do not account for risks from chemical mixtures. SOLUTIONS proposes a multiple-lines-of-evidence approach to tackle the problem effectively. ... -
Priority substances and emerging contaminants in selected Norwegian rivers – The River Monitoring Programme 2017
(NIVA-rapport;7318, Research report, 2018)Riverine inputs and direct discharges to Norwegian coastal waters in 2017 have been estimated in accordance with the OSPAR Commission’s principles. This report focuses on EU Water Framework Directive priority substances ... -
Priority substances and emerging contaminants in selected Norwegian rivers – The River Monitoring Programme 2018
(NIVA-rapport;7450, Research report, 2019)Riverine inputs and direct discharges to Norwegian coastal waters in 2018 have been estimated in accordance with the OSPAR Commission’s principles. This report focuses on EU Water Framework Directive priority substances ... -
Priority substances and emerging contaminants in selected Norwegian rivers – The River Monitoring Programme 2019
(NIVA-rapport;7572, Research report, 2021)Riverine inputs and direct discharges to Norwegian coastal waters in 2019 have been estimated in accordance with the OSPAR Commission’s principles. This report focuses on EU Water Framework Directive priority substances ... -
Proactive avoidance behaviour and pace-of-life syndrome in Atlantic salmon
(Journal article; Peer reviewed, 2019)Individuals in a fish population differ in key life-history traits such as growth rate and body size. This raises the question of whether such traits cluster along a fast-slow growth continuum according to a pace-of-life ... -
Probabilistic risk assessment of pesticides under future agricultural and climate scenarios using a bayesian network
(Peer reviewed; Journal article, 2022)The use of Bayesian networks (BN) for environmental risk assessment has increased in recent years as they offer a more transparent way to characterize risk and evaluate uncertainty than the traditional risk assessment ... -
Probing the Rare Biosphere of the North-West Mediterranean Sea: An Experiment with High Sequencing Effort
(Journal article; Peer reviewed, 2016)High-throughput sequencing (HTS) techniques have suggested the existence of a wealth of species with very low relative abundance: the rare biosphere. We attempted to exhaustively map this rare biosphere in two water samples ... -
Problemanalyse: Avfall fra skip på norske strender
(NIVA-rapport;1820, Research report, 1986)Norsk institutt for vannforskning (NIVA) er blitt engasjert av Statens forurensningstilsyn (SFT) for å undersøke omfanget av forsøppling langs norske strender, og i hvilken grad skip er hovedkilden til slikt søppel. For å ... -
Problemer med slam og dyr i distribusjonsnett for vann. Temarapport nr.2
(NIVA-rapport;0727, Research report, 1974)Rapporten omhandler problemer med dannelse av slam i vannledninger, hovedsakelig drikkevannsledninger, men også ledninger for inntaksvann til kraftverk og for bruksvann til industrien. Årsakene til slamdannelse blir belyst. -
Problemer med vegetasjon i tjern på Maihaugen, De Sandvigske Samlinger
(NIVA-rapport;0139, Research report, 1965)