Browsing NILU by Title
Now showing items 2473-2492 of 3581
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Passive prøvetakere (Sorpsjon av forurensningsgasser i luft). Del 1: En litteratursammenfatning. Del 2: Forsøk med NILUs filterholder m/impregnert filter som passiv prøvetaker.
(NILU TR;10/91, Research report, 1991)Det er gitt en oversikt (litteratursammenfatning) over anvendbarhet av og erfaring med passive prøvetakere (diffusjons- og permeasjonsprøvetakere). I andre del er samlet data fra forsøk med NILUs egen filterholder anvendt ... -
Passive sampling of SO2 and NO2 ambient air concentrations in Cairo.
(NILU OR;16/2001, Research report, 2001)A screening study was undertaken in greater Cairo to check and verify the ambient air pollution monitoring network operated by EIMP/EEAA. The passive samplers were installed in field to measure ground level concentrations ... -
Passive sampling of SO2 and NO2 ambient air concentrations in Zambia April 1999.
(NILU OR; 43/99, Research report, 1999)As part of a second screening study to develop a plan for ambient air pollution monitoring in Zambia (Guerreiro, 1999), 34 SO2 and 17 NO2 passive samplers were placed inside the cities of Lusaka and Ndola, in Maamba and ... -
Passive sampling of SO2 and NO2 ambient air concentrations in Zambia September 1998.
(NILU OR; 63/98, Research report, 1998)As part of a screening study to develop a plan for ambient air pollution monitoring in Zambia, 20 SO2 and 10 NO2 passive samplers were placed inside Lusaka, Ndola and around industries in the Copperbelt area. The passive ... -
Passive sampling of SO2 and NO2 in ambient air in Dakar. Preliminary study, June 2005.
(NILU OR;46/2005, Research report, 2005)The Norwegian Institute for Air Research (NILU) is supporting the Conseil Exécutif des Transports Urbains de Dakar (CETUD) in establishing a Central Laboratory with an Air Quality Management System for Dakar. During the ... -
Passive sampling of SO2 and NO2 in ambient air in Ho Chi Minh City. November 2002.
(NILU OR; 15/2003, Research report, 2003)As part of a screening study passive sampling of SO2 and NO2 was performed at 20 selected sites in Ho Chi Minh City. The main conclusion was that the two-week average concentrations of NO2 and SO2 measured at 20 sites in ... -
Past and Future Grand Challenges in Marine Ecosystem Ecology
(Peer reviewed; Journal article, 2020) -
Patterns in the spectral composition of sunlight and biologically meaningful spectral photon ratios as affected by atmospheric factors
(Peer reviewed; Journal article, 2020)Plants rely on spectral cues present in their surroundings, generated by the constantly changing light environment, to guide their growth and reproduction. Photoreceptors mediate the capture of information by plants from ... -
PC/GIS-basert verktøy for korrosjonskostnader, tilstandsanalyse og vedlikeholdsplan for utvendige bygninger.
(NILU OR;16/98, Research report, 1998)Totale kostnader for utvendig vedlikehold av bygninger er beregnet med AirQUIS CorrCost for 3 byer, Oslo, Lillehammer og Voss. Det er også foretatt beregninger for den kommunale bygningsmassen, i Oslo for Oslo kommunale ... -
PCM-FORUNDERSØKELSE. EN OVERSIKT OVER METODER FOR PRØVETAKING OG ANALYSE AV PCB I LUFT OG NEDBØR.
(NILU TN;14/75, Research report, 1975) -
Pelagic vs coastal - Key drivers of pollutant levels in Barents Sea polar bears with contrasted space-use strategies
(Peer reviewed; Journal article, 2019) -
Per- and polyfluoroalkyl substances (PFAS) in surface sediments of the North-east Atlantic Ocean: A non-natural PFAS background
(Peer reviewed; Journal article, 2024)The extreme persistence and environmental mobility of per- and polyfluoroalkyl substances (PFAS) make their presence ubiquitous in the marine environment. Target analysis of 20 most common PFAS revealed the presence of ... -
Per- and polyfluoroalkyl substances in plasma and feathers of nestling birds of prey from northern Norway
(Journal article; Peer reviewed, 2017) -
Perfluorinated alkylated substances (PFAS), brominated flame retardants (BFR) and chlorinated paraffins (CP) in the Norwegian Environment Screening 2013.
(NILU OR;31/2013, Research report, 2013)NILU carried out the screening 2013, This report describes the results, comparing and discussing them with other findings in both Norway and other regions. -
Perfluorinated substances and telomeres in an Arctic seabird: Cross-sectional and longitudinal approaches
(Journal article; Peer reviewed, 2017)Telomeres are non-coding DNA repeats located at the termini of eukaryotic chromosomes, regulated by dynamic processes balancing shortening and maintenance. Despite a mechanism to slow-down telomere shortening, cell division ... -
Perfluorocyclobutane (PFC-318, c-C4F8) in the global atmosphere
(Journal article; Peer reviewed, 2019)We reconstruct atmospheric abundances of the potent greenhouse gas c-C4F8 (perfluorocyclobutane, perfluorocarbon PFC-318) from measurements of in situ, archived, firn, and aircraft air samples with precisions of ∼1 %–2 % ... -
Performance assessment of a low-cost PM2.5 Sensor for a near four-month period in Oslo, Norway
(Journal article; Peer reviewed, 2019)The very low-cost Nova particulate matter (PM) sensor SDS011 has recently drawn attention for its use for measuring PM mass concentration, which is frequently used as an indicator of air quality. However, this sensor has ... -
Performance comparison of the MODIS and the VIIRS 1.38 μm cirrus cloud channels using libRadtran and CALIOP data
(Journal article; Peer reviewed, 2018) -
Permafrost Region Greenhouse Gas Budgets Suggest a Weak CO2 Sink and CH4 and N2O Sources, But Magnitudes Differ Between Top-Down and Bottom-Up Methods
(Peer reviewed; Journal article, 2024)Large stocks of soil carbon (C) and nitrogen (N) in northern permafrost soils are vulnerable to remobilization under climate change. However, there are large uncertainties in present-day greenhouse gas (GHG) budgets. We ... -
Peroxy acetyl nitrate intercalibration. Final report. STEP EV4V-CT90-0222.
(NILU OR; 23/94, Research report, 1994)PAN (peroxy acetyl nitrate) solutions were distributed from Norway to participants in Greece, Italy, Spain, France, Germany, the Netherlands, Great Britain and Sweden. After calibration by ion chromatography and other ...