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rdf:type
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Description
| - Arsen (As) se objevuje v atmosférické depozici v rozpustné i v nerozpustné formě, vázaný zejména na jemné aerosolové částice menší než 2,5 µm. Horizontální depozice (mlha, rosa a námraza) představuje specifický typ atmosférické depozice, který bývá mnohem více kontaminován As než vertikální depozice. Studium porovnává koncentrace As a jeho formy v těchto dvou typech depozice ze zimního období v období 1984-1986 s obdobím 2003-2005 na lokalitě ležící blízko hranic s Polskem. Pro odběry a analýzy vzorků depozice byla použita stejná metoda. Koncentrace As v námrazách 16krát poklesly v průběhu tohoto dvacetiletého období (z 50 µg <1 na 3 µg < 1), zatímco pH vzrostlo o 0,8. Koncentrace As ve sněhu poklesly z 15 µg < 1 v 1984-86 na < 2 µg <1 v 2003-2005. Tento pokles odráží významný pokles průmyslových emisí ve střední Evropě. Vyšší kyselost horizontální depozice (o 1 pH) ve srovnání s vertikální depozicí bylo sledováno ve vzorcích z obou odběrových kampaní. (cs)
- Arsenic occurs in atmospheric deposition both in soluble and insoluble forms, mainly bound to fine aerosol particles (less than 2.5 µm). Interception deposition (i.e. fog, dew and ice accretion) represents a specific type of atmospheric deposition, which has been much more contaminated with As than bulk deposition. This study compares the As amount and its binding forms in bulk and interception deposition in the winters of 1985 and 2004 in the Orlické hory mountains near the Czech-Polish border; sampled and analysed by the same methodology. The As concentrations in ice accretions decreased 16 times over the twenty year period (from 50 to 3 µg l-1), while the pH values increased by 0.8 units. As concentrations in snow decreased from 15 µg l-1 in 1984-1986 to b2 µg L-1 in 2003-2005. This decline mirrored the considerable decrease in industrial emissions in Central Europe. Higher acidity of interception deposition (1 pH unit) in comparison with the bulk deposition was observed in both sampling periods.
- Arsenic occurs in atmospheric deposition both in soluble and insoluble forms, mainly bound to fine aerosol particles (less than 2.5 µm). Interception deposition (i.e. fog, dew and ice accretion) represents a specific type of atmospheric deposition, which has been much more contaminated with As than bulk deposition. This study compares the As amount and its binding forms in bulk and interception deposition in the winters of 1985 and 2004 in the Orlické hory mountains near the Czech-Polish border; sampled and analysed by the same methodology. The As concentrations in ice accretions decreased 16 times over the twenty year period (from 50 to 3 µg l-1), while the pH values increased by 0.8 units. As concentrations in snow decreased from 15 µg l-1 in 1984-1986 to b2 µg L-1 in 2003-2005. This decline mirrored the considerable decrease in industrial emissions in Central Europe. Higher acidity of interception deposition (1 pH unit) in comparison with the bulk deposition was observed in both sampling periods. (en)
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Title
| - Arsenic in atmospheric deposition at the Czech–Polish border: Two sampling campaigns 20 years apart
- Arsenic in atmospheric deposition at the Czech–Polish border: Two sampling campaigns 20 years apart (en)
- Arsen v atmosférické depozici v blízkosti česko-polské hranice: dvě vzorkovací kampaně s odstupem 20 let (cs)
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skos:prefLabel
| - Arsenic in atmospheric deposition at the Czech–Polish border: Two sampling campaigns 20 years apart
- Arsenic in atmospheric deposition at the Czech–Polish border: Two sampling campaigns 20 years apart (en)
- Arsen v atmosférické depozici v blízkosti česko-polské hranice: dvě vzorkovací kampaně s odstupem 20 let (cs)
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skos:notation
| - RIV/00025798:_____/07:00000337!RIV08-MZP-00025798
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http://linked.open.../vavai/riv/strany
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http://linked.open...avai/riv/aktivita
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http://linked.open...avai/riv/aktivity
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http://linked.open...iv/cisloPeriodika
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http://linked.open...vai/riv/dodaniDat
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http://linked.open...aciTvurceVysledku
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http://linked.open.../riv/druhVysledku
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http://linked.open...iv/duvernostUdaju
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http://linked.open...titaPredkladatele
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http://linked.open...dnocenehoVysledku
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http://linked.open...ai/riv/idVysledku
| - RIV/00025798:_____/07:00000337
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http://linked.open...riv/jazykVysledku
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http://linked.open.../riv/klicovaSlova
| - Arsenic, Interception deposition, Black Triangle, Aerosol, Fine particles (en)
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http://linked.open.../riv/klicoveSlovo
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http://linked.open...odStatuVydavatele
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http://linked.open...ontrolniKodProRIV
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http://linked.open...i/riv/nazevZdroje
| - Science of the Total Environment
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http://linked.open...in/vavai/riv/obor
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http://linked.open...ichTvurcuVysledku
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http://linked.open...cetTvurcuVysledku
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http://linked.open...UplatneniVysledku
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http://linked.open...v/svazekPeriodika
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http://linked.open...iv/tvurceVysledku
| - Erbanová, Lucie
- Novák, Martin
- Doušová, Barbora
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http://linked.open...n/vavai/riv/zamer
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issn
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number of pages
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