Kemijska karakterizacija vode Briksdalsbreen ledenjaka, Norveška
Ledenjaci su dinamički, prirodni elementi koji se smatraju najboljim indikatorom klimatskih promjena i zagađenja zbog njihove izoliranosti, osjetljivosti i dugovječnosti. Uzorkovana je otopljena voda Briksdalsbreen ledenjaka (Norveška), dijela najvećeg ledenjaka u kontinentalnoj Europi, da bi se odr...
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Croatian Water
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fthrcak:oai:hrcak.srce.hr:203277 2023-05-15T16:21:57+02:00 Kemijska karakterizacija vode Briksdalsbreen ledenjaka, Norveška Chemical characterization of water from the Briksdalsbreen glacier, Norway Plavšić, Marta Strmečki, Slađana Cuculić, Vlado 2018-06-29 application/pdf https://hrcak.srce.hr/203277 https://hrcak.srce.hr/file/299228 https://hrcak.srce.hr/file/299227 eng hrv eng hrv Croatian Water https://hrcak.srce.hr/203277 info:eu-repo/semantics/openAccess Full-text papers and figures can be used for personal or educational purposes only, free of charge. Authors' and publisher's copyrights must be acknowledged. Hrvatske vode ISSN 1330-1144 (Print) ISSN 1849-0506 (Online) Volume 26 Issue 104 Briksdalsbreen ledenjak voda otopljenog ledenjaka ioni metala organska tvar DOC Briksdalsbreen glacier glacial meltwater metal ions organic matter text info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion 2018 fthrcak 2018-07-11T22:59:07Z Ledenjaci su dinamički, prirodni elementi koji se smatraju najboljim indikatorom klimatskih promjena i zagađenja zbog njihove izoliranosti, osjetljivosti i dugovječnosti. Uzorkovana je otopljena voda Briksdalsbreen ledenjaka (Norveška), dijela najvećeg ledenjaka u kontinentalnoj Europi, da bi se odredile koncentracije i vrste toksičnih metala i organske tvari i procijenio njihov utjecaj na osjetljivi okoliš ledenjaka. Mjerene su površinski aktivne tvari (PAT), kapacitet kompleksiranja za ione bakra (CuCC), katalitički aktivni organski spojevi (CAC), reaktivni sumporni spojevi (RSS), otopljeni/partikulatni tragovi iona metala, te otopljena organska tvar (DOC). Određene su vrlo niske koncentracije DOC (0,21 mg C/L). Sve mjerene koncentracije, uključujući tragove metala (Cd, Cu, Zn, Pb, Ni i Co) su niske. Bakrovi ioni su prisutni kao otopljeni organski kompleksi koji su određeni kao CuCC (60,9 nM; sa prividnom konstantom kompleksiranja log K = 9,6). Cd je prisutan pretežito u otopljenoj fazi, dok su Zn, Pb, Ni i Co prisutni pretežito u partikulatnom obliku. Glaciers are dynamic, natural elements that are considered the best indicator of climate change and pollution due to their isolation, sensitivity and longevity. Dissolved water from the Briksdalsbreen glacier (Norway), a part of a larger glacier in the continental Europe, was sampled to determine the concentrations and types of toxic metals and organic matter and assess their impact on the sensitive glacial environment. Surface-active substances (SAS), complexing capacity of copper ions (CuCC), catalytically active organic compounds (CAC), reactive sulfur compounds (RSC), dissolved/particulate trace metals and dissolved organic matter (DOC) were measured. The determined DOC concentrations were very low (0.21 mg C/L). All measured concentrations, including trace metals (Cd, Cu, Zn, Pb, Ni and Co) were very low. Copper ions were present as dissolved organic complexes that were determined as CuCC (60.9 nM; with apparent complexing constant log K = 9.6). Cd was predominantly present in the dissolved phase, whereas Zn, Pb, Ni and Co were predominantly present in the particulate form. Article in Journal/Newspaper glacier Hrčak - Portal of scientific journals of Croatia Norway |
institution |
Open Polar |
collection |
Hrčak - Portal of scientific journals of Croatia |
op_collection_id |
fthrcak |
language |
English Croatian |
topic |
Briksdalsbreen ledenjak voda otopljenog ledenjaka ioni metala organska tvar DOC Briksdalsbreen glacier glacial meltwater metal ions organic matter |
spellingShingle |
Briksdalsbreen ledenjak voda otopljenog ledenjaka ioni metala organska tvar DOC Briksdalsbreen glacier glacial meltwater metal ions organic matter Plavšić, Marta Strmečki, Slađana Cuculić, Vlado Kemijska karakterizacija vode Briksdalsbreen ledenjaka, Norveška |
topic_facet |
Briksdalsbreen ledenjak voda otopljenog ledenjaka ioni metala organska tvar DOC Briksdalsbreen glacier glacial meltwater metal ions organic matter |
description |
Ledenjaci su dinamički, prirodni elementi koji se smatraju najboljim indikatorom klimatskih promjena i zagađenja zbog njihove izoliranosti, osjetljivosti i dugovječnosti. Uzorkovana je otopljena voda Briksdalsbreen ledenjaka (Norveška), dijela najvećeg ledenjaka u kontinentalnoj Europi, da bi se odredile koncentracije i vrste toksičnih metala i organske tvari i procijenio njihov utjecaj na osjetljivi okoliš ledenjaka. Mjerene su površinski aktivne tvari (PAT), kapacitet kompleksiranja za ione bakra (CuCC), katalitički aktivni organski spojevi (CAC), reaktivni sumporni spojevi (RSS), otopljeni/partikulatni tragovi iona metala, te otopljena organska tvar (DOC). Određene su vrlo niske koncentracije DOC (0,21 mg C/L). Sve mjerene koncentracije, uključujući tragove metala (Cd, Cu, Zn, Pb, Ni i Co) su niske. Bakrovi ioni su prisutni kao otopljeni organski kompleksi koji su određeni kao CuCC (60,9 nM; sa prividnom konstantom kompleksiranja log K = 9,6). Cd je prisutan pretežito u otopljenoj fazi, dok su Zn, Pb, Ni i Co prisutni pretežito u partikulatnom obliku. Glaciers are dynamic, natural elements that are considered the best indicator of climate change and pollution due to their isolation, sensitivity and longevity. Dissolved water from the Briksdalsbreen glacier (Norway), a part of a larger glacier in the continental Europe, was sampled to determine the concentrations and types of toxic metals and organic matter and assess their impact on the sensitive glacial environment. Surface-active substances (SAS), complexing capacity of copper ions (CuCC), catalytically active organic compounds (CAC), reactive sulfur compounds (RSC), dissolved/particulate trace metals and dissolved organic matter (DOC) were measured. The determined DOC concentrations were very low (0.21 mg C/L). All measured concentrations, including trace metals (Cd, Cu, Zn, Pb, Ni and Co) were very low. Copper ions were present as dissolved organic complexes that were determined as CuCC (60.9 nM; with apparent complexing constant log K = 9.6). Cd was predominantly present in the dissolved phase, whereas Zn, Pb, Ni and Co were predominantly present in the particulate form. |
format |
Article in Journal/Newspaper |
author |
Plavšić, Marta Strmečki, Slađana Cuculić, Vlado |
author_facet |
Plavšić, Marta Strmečki, Slađana Cuculić, Vlado |
author_sort |
Plavšić, Marta |
title |
Kemijska karakterizacija vode Briksdalsbreen ledenjaka, Norveška |
title_short |
Kemijska karakterizacija vode Briksdalsbreen ledenjaka, Norveška |
title_full |
Kemijska karakterizacija vode Briksdalsbreen ledenjaka, Norveška |
title_fullStr |
Kemijska karakterizacija vode Briksdalsbreen ledenjaka, Norveška |
title_full_unstemmed |
Kemijska karakterizacija vode Briksdalsbreen ledenjaka, Norveška |
title_sort |
kemijska karakterizacija vode briksdalsbreen ledenjaka, norveška |
publisher |
Croatian Water |
publishDate |
2018 |
url |
https://hrcak.srce.hr/203277 https://hrcak.srce.hr/file/299228 https://hrcak.srce.hr/file/299227 |
geographic |
Norway |
geographic_facet |
Norway |
genre |
glacier |
genre_facet |
glacier |
op_source |
Hrvatske vode ISSN 1330-1144 (Print) ISSN 1849-0506 (Online) Volume 26 Issue 104 |
op_relation |
https://hrcak.srce.hr/203277 |
op_rights |
info:eu-repo/semantics/openAccess Full-text papers and figures can be used for personal or educational purposes only, free of charge. Authors' and publisher's copyrights must be acknowledged. |
_version_ |
1766009920584417280 |