dc.contributor.author | Traaen, T. | nb_NO |
dc.contributor.author | Stoddard, J. L. | nb_NO |
dc.contributor.other | Traaen, T. - Project manager | nb_NO |
dc.coverage.spatial | Europe and North America | nb_NO |
dc.date.accessioned | 2014-08-01T10:37:32Z | |
dc.date.available | 2014-08-01T10:37:32Z | |
dc.date.issued | 1995-01 | nb_NO |
dc.identifier | 3201 | nb_NO |
dc.identifier.isbn | 82-577-2699-0 | nb_NO |
dc.identifier.issn | 1894-7948 | nb_NO |
dc.identifier.uri | http://hdl.handle.net/11250/208120 | |
dc.description | Convention on long-range transboundary air pollution | nb_NO |
dc.description.abstract | The importance of nitrate in acidification has been evaluated for 163 sites uncluded in ICP on Waters in 13 countries in Europe and North America. At 63 % of these sites yearly average nitrate concentrations amounted to more than 10 % of the acid non-marine acid anions. This shows that nitrate leakage contributes significantly to acidification at a majority of the ICP sites. High leakage of nitrogen occur only at sites with high nitrogen concentrations in precipitation and high total deposition of nitrogen (wet+dry). 144 ICP sites were classified according to Stoddard's system for stages of nitrogen saturation. Approximately one half of the sites had a high degree of nitorgen saturation (Stage 2 or 3). There was a clear coherence between stage classification and total N deposition | nb_NO |
dc.description.sponsorship | Norwegian State Pollution Control Authorities(SFT) | nb_NO |
dc.publisher | Norsk institutt for vannforskning | nb_NO |
dc.relation.ispartofseries | NIVA-rapport;3201 | nb_NO |
dc.relation.ispartofseries | ICP Waters report | nb_NO |
dc.rights | Navngivelse-IkkeKommersiell-DelPåSammeVilkår 3.0 Norge | nb_NO |
dc.rights.uri | http://creativecommons.org/licenses/by-nc-sa/3.0/no/ | nb_NO |
dc.subject | sur nedbør | nb_NO |
dc.title | An Assessment of Nitrogen Leaching from Watersheds included in ICP on Waters (ICP Waters report) | nb_NO |
dc.type | Research report | nb_NO |
dc.rights.holder | Norsk institutt for vannforskning/Norwegian institute for water research | nb_NO |
dc.subject.nsi | VDP::Matematikk og naturvitenskap: 400 | nb_NO |
dc.source.pagenumber | 39 | nb_NO |
dc.subject.keyword | forsuring | nb_NO |
dc.subject.keyword | nitrogenavrenning | nb_NO |
dc.subject.keyword | nitrogenmetning klassifisering av nitrogenmetning | nb_NO |
dc.subject.keyword | acidification | nb_NO |
dc.subject.keyword | nitrogen | nb_NO |
dc.subject.keyword | runoff | nb_NO |
dc.subject.keyword | nitrogen | nb_NO |
dc.subject.keyword | saturation | nb_NO |
dc.subject.keyword | classification | nb_NO |
dc.subject.keyword | nitrogen | nb_NO |
dc.subject.keyword | saturation | nb_NO |
dc.relation.project | O-86001 | nb_NO |