FATE OF MERCURY IN THE ARCTIC Michael Evan ... - COGCI

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Schroeder, W.H. and Munthe, J. (1998) Atmospheric mercury - an overview. Atmospheric Environment 32:809-822. Shotyk, W. (1988) Review of the inorganic geochemistry of peats and peatland waters. Earth-Science Reviews 25(2):95-176. Shotyk, W. (2002). The chronology of anthropogenic, atmospheric Pb deposition recorded by peat cores in 3 minerotrophic peat deposits from Switzerland. Science of the Total Environment 292:19-31 Shotyk, W., Nesbitt, H.W., and Fyfe, W.S. (1992) Natural and anthropogenic enrichments of trace metals in peat profiles. International Journal of Coal Geology 20:49-84. Shotyk, W., Weiss, D., Appleby, P.G., Cheburkin, A.K., Frei, R., Gloor, M., Kramers, J.D., Reese, S., and van der Knaap, W.O. (1998). History of atmospheric lead deposition since 12,370 14 C yr BP recorded in a peat bog profile, Jura Mountains, Switzerland. Science 281:1635-1640. Shotyk, W., Blaser, P., Grünig, A., and Cheburkin, A.K. (2000). A new approach for quantifying cumulative, anthropogenic, atmospheric lead deposition using peat cores from bogs: Pb in eight Swiss peat bog profiles. Science of the Total Environment 249:257-280. Shotyk, W., Weiss, D., Kramers, J.D., Frei, R., Cheburkin, A.K., Gloor, M. and Reese, S. (2001) Geochemistry of the peat bog at Etang de la Gruère, Jura Mountains, Switzerland, and its record of atmospheric Pb and lithogenic trace elements (Sc, Ti, Y, Zr, Hf and REE) since 12,370 14 C yr BP. Geochimica et Cosmochimica Acta 65(14) 2337-2360. Shotyk, W., Weiss, D., Heisterkamp, M., Cheburkin, A.K., and Adams, F.C. (2003) A new peat bog record of atmospheric lead pollution in Switzerland: Pb concentrations, enrichment factors, isotopic composition, and organolead species Environmental Science and Technology 37(2):235-244.. Shotyk, W., Krachler, M., Martinez-Cortizas, A., Cheburkin, A.K., and Emons, H. (2002b) A peat bog record of natural, pre-anthropogenic enrichments of trace elements in atmospheric aerosols since 12,370 14 C yr BP, and their variation with Holocene climate change. Earth and Planetary Science 44
Letters 199:21-37. Steinmann, P. and Shotyk, W. (1997) The pH, redox chemistry, and speciation of Fe and S in pore waters from two contrasting Sphagnum bogs, Jura Mountains, Switzerland. Geochimica et Cosmochimica Acta 61(6):1143-1163. Swaine, D.J. Trace Elements in Coal. Butterworth, London, 1990. Todt, W., Cliff, R.A., Hanser, A., Hofmann, A.W., 1993. Re-calibration of NBS lead standards using a 202 Pb+ 205 Pb double spike. Terra Abstracts 5, Suppl. 1, 396. Valkovic, V. Trace Elements in Coal. CRC Press, Boca Raton, 1983 (2 Vols.). Vile, M.A., Novak, M.J., Brizova, E., Wieder, R.K., and Schell, W.R. (1995) Historical rates of atmospheric Pb deposition using 210 Pb dated peat cores: corroboration, computation, and interpretation. Water, Air, Soil Pollution 79:89-106. Vile MA, Wieder RK, Novak M. (1999) Mobility of Pb in Sphagnum-derived peat. Biogeochemistry 45:35- 52. Wardenaar, E.C.P. (1987). A new hand tool for cutting peat profiles. Canadian Journal of Botany 65:1772- 1773. Wedepohl, K.H. (1995) The composition of the continental crust. Geochimica et Cosmochimica Acta 59:1217-1232. Weiss, D., Shotyk, W., Appleby, P.G., Cheburkin, A.K., and Kramers, J.D. (1999a). Atmospheric Pb deposition since the Industrial Revolution recorded by five Swiss peat profiles: enrichment factors, fluxes, isotopic compositon, and sources Environmental Science and Technology 33:1340-1352. Weiss, D., Shotyk, W., Gloor, M. and Kramers, J.D. (1999b). Herbarium specimens of Sphagnum moss as archives of recent and past atmospheric Pb deposition in Switzerland: isotopic composition and source assessment Atmospheric Environment 33:3751-3763. 45
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Submitted to Atmospheric Environmen
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1. Introduction Mercury in the atmo
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For all flux measurements, heating
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esponse switching valves supplied b
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3.1 RGM flux measurements The resul
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estimating for Alert an average spr
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References 1. Businger J.A. and Onc
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Table captions Table 1. RGM mass ra
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Figure 2. RGM pg m-3 350 300 250 20
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Table 2 DAYHOURMON avg.temp avg.WS
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Fate of Mercury in the Arctic Paper
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FIGURE 1. Schematic diagram of the
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mass flow controller to 10 L/min an
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FIGURE 3. Trends in Hg 0 (upper plo
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FIGURE 6. Trends in several Hg spec
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FIGURE 7. Spatial patterns in month
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(51) Ebinghaus, R.; Kock, H. H.; Te
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The fate of elemental mercury in Ar
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Ozone was measured with an UV absor
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demonstrating that BrO and ClO with
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In the model the removal of GEM lea
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15. Kemp, K. and Wåhlin, P. Applic
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GEM, ng/m 3 Fig 3. GEM against ozon
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Fig. 6 Comparison of measured surfa
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Introduction The perennial oxidatio
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Ariya et al. (11) have shown recent
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Table 1 lists the binding energies
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and a classical densities of states
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The third point demonstrated in Fig
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7. Lamborg, C. H.; Fitzgerald, W.;
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Figure 1. k rec / cm 3 molecule -1
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Asian Chemistry Letters vol. XX, No
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496 M E Goodsite et al. In the pres
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498 M E Goodsite et al. Figure 1 Th
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500 M E Goodsite et al. observed a
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502 M E Goodsite et al. Table 1 14C
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512 M E Goodsite et al. Figure 4 Hg
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514 M E Goodsite et al. Koenig B, L
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130 F. Roos-Barraclough et al. / Th
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132 F. Roos-Barraclough et al. / Th
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Page 256 and 257: Fate of Mercury in the Arctic Paper
Page 258 and 259: ABSTRACT Mercury concentrations are
Page 260 and 261: INTRODUCTION Atmospheric pollution
Page 262 and 263: and the relative importance of natu
Page 264 and 265: corresponding to the alkaline igneo
Page 266 and 267: edges cut off the slices were dried
Page 268 and 269: Age dating using 14 C Plant macrofo
Page 270 and 271: espectively (Naucke et al., 1993).
Page 272 and 273: 200 was in the range 1 to 3 :g/m 2
Page 274 and 275: unpublished data for these paramete
Page 276 and 277: leachable fraction, and 32.1 µg/g
Page 278 and 279: indicator of the concentration of a
Page 280 and 281: caused by the introduction of gasol
Page 282 and 283: porewaters reveals the influence of
Page 284 and 285: For example, Hg may become adsorbed
Page 286 and 287: of the GL profile. Comparison with
Page 288 and 289: further improve our knowledge of pr
Page 290 and 291: which are derived from them. In con
Page 292 and 293: ACKNOWLEDGEMENTS We are grateful to
Page 294 and 295: Bindler, R. (2003) Estimating the n
Page 296 and 297: of Southern Denmark. Goodsite, M.E.
Page 298 and 299: MacKenzie AB, Farmer JG, Sugden CL.
Page 302 and 303: Table 1. AMS 14 C dating of plant m
Page 304 and 305: Table 3. Pb isotope data of leachat
Page 306 and 307: esidual fractions of the “B” co
Page 309 and 310: Depth (cm) Depth (cm) a b 0 -10 -20
Page 311 and 312: Hg accumulation rate (µg/m2/yr) 10
Page 313 and 314: Depth (cm) a Pb/Zr = UCC Depth (cm)
Page 315 and 316: Depth (cm) a Depth (cm) b 0 -10 -20
Page 317 and 318: Depth (cm) Depth (cm) a b 0 -10 -20
Page 319 and 320: Saturday, 28 December 2002 (Revised
Page 321 and 322: INTRODUCTION Recent research utiliz
Page 323 and 324: In addition, the coring system incl
Page 325 and 326: and testing prior to the Carey Isla
Page 327 and 328: ACKNOWLEDGEMENTS Development of thi
Page 329 and 330: Fig. 5. The stainless steel (AISI 3
Page 331 and 332: Fig. 2. 13
Page 333 and 334: Fig. 4. 15
Page 335: Fig. 6. 17
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