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Þungmálmar og brennisteinn í mosa á Íslandi 1990-2010 Áhrif iðjuvera

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NÁTTÚRUFRÆÐISTOFNUN ÍSLANDS 2013<br />

<strong>Þungm<strong>á</strong>lmar</strong> <strong>og</strong> <strong>brennisteinn</strong> <strong>í</strong> <strong>mosa</strong> <strong>á</strong> <strong>Íslandi</strong> <strong>1990</strong>-<strong>2010</strong>: <strong>á</strong>hrif <strong>iðjuvera</strong><br />

EFNISYFIRLIT<br />

1 INNGANGUR 7<br />

2 RANNSÓKNASVÆÐI 8<br />

3 AÐFERÐIR 9<br />

3.1 Söfnun, hreinsun <strong>og</strong> efnagreining sýna 9<br />

3.2 Straumsv<strong>í</strong>k 11<br />

3.3 Grundartangi 11<br />

3.4 Reyðarfjörður 12<br />

3.5 Jarðvarmavirkjanir 13<br />

3.6 Skemmdir <strong>á</strong> <strong>mosa</strong> 13<br />

4 ÚRVINNSLA 14<br />

4.1 Bakgrunnsgildi 14<br />

4.2 Mengunarstuðull 14<br />

4.3 Kortlagning 14<br />

4.4 Tölfræðileg úrvinnsla <strong>og</strong> framsetning gagna 15<br />

5 NIÐURSTÖÐUR 15<br />

5.1 Bakgrunnsgildi 15<br />

5.2 Útbreiðsla efna <strong>á</strong> landsv<strong>í</strong>su <strong>og</strong> breytingar með t<strong>í</strong>ma 16<br />

5.3 <strong>Áhrif</strong> <strong>iðjuvera</strong> <strong>á</strong> styrk efna 36<br />

5.3.1 Samband efnastyrks <strong>og</strong> fjarlægðar fr<strong>á</strong> iðjuverum 36<br />

5.3.2 Styrkur efna <strong>í</strong> n<strong>á</strong>grenni <strong>iðjuvera</strong> <strong>og</strong> helstu breytingar milli <strong>á</strong>ra 38<br />

5.4 Klasagreining 60<br />

5.5 Mosaskemmdir sumarið <strong>2010</strong> 60<br />

6 UMRÆÐA 62<br />

6.1 Arsen, nikkel <strong>og</strong> <strong>brennisteinn</strong> 62<br />

6.2 Króm, kopar, j<strong>á</strong>rn <strong>og</strong> vanad<strong>í</strong>n 65<br />

6.3 Kadm<strong>í</strong>n, kvikasilfur, blý <strong>og</strong> sink 65<br />

6.4 <strong>Áhrif</strong> eldgosa <strong>og</strong> iðnaðarmengunar <strong>á</strong> <strong>mosa</strong> 66<br />

7 LOKAORÐ 67<br />

7.1 Útbreiðsla efna 67<br />

7.2 Breytingar með t<strong>í</strong>ma 67<br />

7.3 Mengun við iðjuver 68<br />

7.4 Skemmdir <strong>á</strong> <strong>mosa</strong> 68<br />

7.5 Ályktanir 68<br />

8 ÞAKKIR 69<br />

9 HEIMILDIR 70<br />

8 VIÐAUKAR 75<br />

1. viðauki. Styrkur þungm<strong>á</strong>lma <strong>og</strong> brennisteins <strong>í</strong> <strong>mosa</strong>. 75<br />

2. viðauki. Ljósmyndir af <strong>mosa</strong>skemmdum. 87<br />

5

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