Iodine Monoxide and the Relations to Sea Ice - Congrex
Iodine Monoxide and the Relations to Sea Ice - Congrex
Iodine Monoxide and the Relations to Sea Ice - Congrex
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90°W<br />
Hudson<br />
Bay<br />
(Max. sea ice extent)<br />
3. <strong>Iodine</strong> monoxide above Antarctica<br />
Alert<br />
180°<br />
Arctic<br />
Ocean<br />
Ny-Ålesund<br />
0°<br />
Bremen<br />
Anja.Schoenhardt@iup.physik.uni-bremen.de<br />
Arctic Circle<br />
90°E<br />
(Barrie et al, 1988)<br />
Br<br />
O 3<br />
• BrO up <strong>to</strong> 20 ppt<br />
• IO below <strong>the</strong> detection limit<br />
(Hönninger et al, 2004)<br />
• IO ~3 ppt on two occasions<br />
(Oetjen, 2009, Mahajan pers. comm.)<br />
Update!<br />
• IO dSCD ~10 13 molec/cm²< 1ppt<br />
(Wittrock et al, 2000; Oetjen 2009)<br />
SOLAS-ESA-EGU conference<br />
Frascati, 29 Nov – 2 Dec 2011<br />
28
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