Towards universal wavelength-specific photodegradation rate constants for methyl mercury in humic waters, exemplified by a boreal lake-wetland gradient

Environmental Science and Technology

Volumn 47, Issue 12, 2013, Pages 6279-6287

  Fernández Gómez, Cristal ^a   Drott, Andreas ^b   Björn, Erik ^c   Díez, Sergi ^a   Bayona, Josep M ^a   Tesfalidet, Solomon ^c   Lindfors, Anders ^d   Skyllberg, Ulf ^b  

^a INSTITUTE OF ENVIRONMENTAL ASSESSMENT AND WATER RESEARCH   (Spain)

^b SWEDISH UNIVERSITY OF AGRICULTURAL SCIENCES   (Sweden)

^c UMEÅ UNIVERSITY   (Sweden)

^d FINNISH METEOROLOGICAL INSTITUTE   (Finland)

Author keywords

[No Author keywords available]

Indexed keywords

COMPLEX FORMATIONS; DISSOLVED NATURAL ORGANIC MATTERS; FIRST-ORDER RATE CONSTANTS; LIGHT ATTENUATION; PHOTODEGRADATION RATE; PHOTOSYNTHETICALLY ACTIVE RADIATION; RIPARIAN WETLAND; TOTAL ORGANIC CARBON;

CHEMICAL SPECIATION; ELECTROMAGNETIC WAVE ATTENUATION; FUNCTIONAL GROUPS; IRON COMPOUNDS; LAKES; PHOTOLYSIS; PHOTONS; WETLANDS;

RATE CONSTANTS;

DISSOLVED ORGANIC MATTER; IRON; METHYLMERCURY; THIOL GROUP;

EXPERIMENTAL STUDY; LIGHT ATTENUATION; OXIDATION; PH; PHOTODEGRADATION; POLLUTION CONTROL; RIPARIAN ZONE; SPECIATION (CHEMISTRY); WATER POLLUTION; WATER QUALITY; WAVELENGTH; WETLAND;

ARTICLE; COMPLEX FORMATION; CONCENTRATION (PARAMETERS); HUMIC SUBSTANCE; LAKE; LIGHT ABSORPTION; PH; PHOTODEGRADATION; PHOTOLYSIS; PHOTON; PHOTOSYNTHETICALLY ACTIVE RADIATION; SPECIES DIFFERENTIATION; SPECTRAL SENSITIVITY; SUNLIGHT; TOTAL ORGANIC CARBON; ULTRAVIOLET RADIATION; WETLAND;

LAKES; METHYLMERCURY COMPOUNDS; PHOTOLYSIS; WATER POLLUTANTS, CHEMICAL; WETLANDS;

HUMAN ECHOVIRUS 1;

EID: 84879215989     PISSN: 0013936X     EISSN: 15205851     Source Type: Journal    
DOI: 10.1021/es400373s     Document Type: Article

References (47)

1. Mergler, D.; Anderson, H. A.; Chan, L. H. M.; Mahaffey, K. R.; Murray, M.; Sakamoto, M.; Stern, A. H. Methylmercury exposure and health effects in humans: A worldwide concern Ambio 2007, 36 (1) 3-11
2. Scheulhammer, A. M.; Meyer, M. W.; Sandheinrich, M. B.; Murray, M. W. Effects of environmental methylmercury on the health of wild birds, mammals, and fish Ambio 2007, 36 (1) 12-18
3. Diez, S. Human health effects of methylmercury exposure. In Reviews of Environmental Contamination and Toxicology, Whitacre, D. M., Ed.; 2009; Vol. 198, pp 111-132.
4. Lehnherr, I.; St. Louis, V. L. Importance of ultraviolet radiation in the photodemethylation of methylmercury in freshwater ecosystems Environ. Sci. Technol. 2009, 43 (15) 5692-5698
5. Sellers, P.; Kelly, C. A.; Rudd, J. W. M. Fluxes of methylmercury to the water column of a drainage lake: The relative importance of internal and external sources Limnol. Oceanogr. 2001, 46 (3) 623-631
6. Hammerschmidt, C. R.; Fitzgerald, W. F.; Lamborg, C. H.; Balcom, P. H.; Tseng, C. M. Biogeochemical cycling of methylmercury in lakes and tundra watersheds of Arctic Alaska Environ. Sci. Technol. 2006, 40 (4) 1204-1211
7. Hines, N. A.; Brezonik, P. L. Mercury inputs and outputs at a small lake in northern Minnesota Biogeochemistry 2007, 84 (3) 265-284
8. Watras, C. J.; Morrison, K. A.; Kent, A.; Price, N.; Regnell, O.; Eckley, C.; Hintelmann, H.; Hubacher, T. Sources of methylmercury to a wetland-dominated lake in northern Wisconsin Environ. Sci. Technol. 2005, 39, 4747-4758
9. Tjerngren, I.; Meili, M.; Bjorn, E.; Skyllberg, U. Eight boreal wetlands as sources and sinks for methyl mercury in relation to soil acidity, C/N Ratio, and small-scale flooding Environ. Sci. Technol. 2012, 46 (15) 8052-8060
10. Zepp, R. G.; Hoigne, J.; Bader, H. Nitrate-induced photooxidation of trace organic-chemicals in water Environ. Sci. Technol. 1987, 21 (5) 443-450
11. Zepp, R.; Faust, B. C.; Hoigne, J. Hydroxyl radical formation in aqueous reactions (pH 3-8) of iron(II) with hydrogen peroxide. The photo-Fenton reaction Environ. Sci. Technol. 1992, 26, 313-319
12. Zepp, R. G.; Schlotzhauer, P. F.; Sink, R. M. Photosensitized transformations involving electronic energy transfer in natural waters: Role of humic substances Environ. Sci. Technol. 1985, 19, 74-81
13. Garg, S.; Rose, A. L.; Waite, T. D. Photochemical production of superoxide and hydrogen peroxide from natural organic matter Geochim. Cosmochim. Acta 2011, 75, 4310-4320
14. Grandbois, M.; Latch, D. E.; McNeill, K. Microheterogeneous concentrations of singlet oxygen in natural organic matter isolate solutions Environ. Sci. Technol. 2008, 42 (24) 9184-9190
15. Sandvik, S. L. H.; Bilski, P.; Pakulski, J. D.; Chignell, C. F.; Coffin, R. B. Photogeneration of singlet oxygen and free radicals in dissolved organic matter isolated from the Mississippi and Atchafalaya river plumes Mar. Chem. 2000, 69, 139-152
16. Vaughan, P. P.; Blough, N. V. Photochemical formation of hydroxyl radical by constituents of natural waters Environ. Sci. Technol. 1998, 32, 2947-2953
17. Alegria, A. E.; Ferrer, A.; Sepulveda, E. Photochemistry of water-soluble quinones. Production of a water-derived spin adduct Photochem. Photobiol. 1997, 66 (4) 436-442
18. Polewski, K.; Slawinska, D.; Slawisnki, J.; Pawlak, A. The effect of UV and visible light radiation on natural humic acid EPR spectral and kinetic studies Geoderma 2005, 126, 291-299
19. Hammerschmidt, C. R.; Fitzgerald, W. F. Iron-mediated photochemical decomposition of methylmercury in an Arctic Alaskan lake Environ. Sci. Technol. 2010, 44 (16) 6138-6143
20. Chen, J.; Pehkonen, S. O.; Lin, C. J. Degradation of monomethylmercury chloride by hydroxyl radicals in simulated natural waters Water Res. 2003, 37 (10) 2496-2504
21. Gardfeldt, K.; Sommar, J.; Stromberg, D.; Feng, X. B. Oxidation of atomic mercury by hydroxyl radicals and photoinduced decomposition of methylmercury in the aqueous phase Atmos. Environ. 2001, 35 (17) 3039-3047
22. Suda, I.; Totoki, S.; Takahashi, H. Degradation of methyl and ethyl mercury into inorganic mercury by oxygen free radical-producing systems-involvement of hydroxyl radical Arch. Toxicol. 1991, 65 (2) 129-134
23. Suda, I.; Suda, M.; Hirayama, K. Degradation of methyl and ethyl mercury by singlet oxygen generated from sea-water exposed to sunlight or ultraviolet-light Arch. Toxicol. 1993, 67 (5) 365-368
24. Zhang, T.; Hsu-Kim, H. Photolytic degradation of methylmercury enhanced by binding to natural organic ligands Nat. Geosci. 2010, 3 (7) 473-476
25. Black, F. J.; Poulin, B. A.; Flegal, A. R. Factors controlling the abiotic photo-degradation of monomethylmercury in surface waters Geochim. Cosmochim. Acta 2012, 84, 492-507
26. Morris, D. P.; Zagarese, H.; Williamson, C. E.; Balseiro, E. G.; Hargreaves, B. R.; Modenutti, B.; Moeller, R.; Queimalinos, C. The attentuation of solar UV radiation in lakes and the role of dissolved organic carbon Limnol. Oceanogr. 1995, 40 (8) 1381-1391
27. Williamson, C. E.; Stemberger, R. S.; Morris, D. P.; Frost, T. M.; Paulsen, S. G. Ultraviolet radiation in North American lakes: Attenuation estimates from DOC measurements and implications for plankton communities Limnol. Oceanogr. 1996, 41 (5) 1024-1034
28. Miller, C. L.; Southworth, G.; Brooks, S.; Liang, L.; Gu, B. Kinetic controls on the complexation between mercury and dissolved organic matter in a contaminated environment Environ. Sci. Technol. 2009, 43, 8548-8553
29. Miller, S. M. Cleaving C-Hg bonds: Two thiolates are better than one Nat. Chem. Biol. 2007, 3 (9) 537-538
30. Latch, D. E.; McNeill, K. Microheterogeneity of singlet oxygen distributions in irradiated humic acid solutions Science 2006, 311 (5768) 1743-1747
31. Lehnherr, I.; St Louis, V. L.; Emmerton, C. A.; Barker, J. D.; Kirk, J. L. Methylmercury cycling in high arctic wetland ponds: Sources and sinks Environ. Sci. Technol. 2012, 46 (19) 10514-10522
32. Sellers, P.; Kelly, C. A.; Rudd, J. W. M.; MacHutchon, A. R. Photodegradation of methylmercury in lakes Nature 1996, 380 (6576) 694-697
33. Tjerngren, I.; Karlsson, T.; Bjorn, E.; Skyllberg, U. Potential Hg methylation and MeHg demethylation rates related to the nutrient status of different boreal wetlands Biogeochemistry 2012, 108 (1-3) 335-350
34. Qian, J.; Skyllberg, U.; Frech, W.; Bleam, W. F.; Bloom, P. R.; Petit, P. E. Bonding of methyl mercury to reduced sulfur groups in soil and stream organic matter as determined by X-ray absorption spectroscopy and binding affinity studies Geochim. Cosmochim. Acta 2002, 66 (22) 3873-3885
35. Zibordi, G.; Hooker, S. B.; Mueller, J.; Lazin, G. Characterization of the immersion factor for a series of in-water optical radiometers J. Atmos. Oceanic Technol. 2004, 21 (3) 501-514
36. Lindfors, A.; Heikkila, A.; Kaurola, J.; Koskela, T.; Lakkala, K. Reconstruction of solar spectral surface UV irradiances using radiative transfer simulations Photochem. Photobiol. 2009, 85 (5) 1233-1239
37. Lambertsson, L.; Bjorn, E. Validation of a simplified field-adapted procedure for routine determinations of methyl mercury at trace levels in natural water samples using species-specific isotope dilution mass spectrometry Anal. Bioanal. Chem. 2004, 380 (7-8) 871-875
38. Qvarnstrom, J.; Frech, W. Mercury species transformations during sample pre-treatment of biological tissues studied by HPLC-ICP-MS J. Anal. At. Spectrom 2002, 17 (11) 1486-1491
39. Amyot, M.; Lean, D.; Mierle, G. Photochemical formation of volatile mercury in high Arctic lakes Environ. Toxicol. Chem. 1997, 16 (10) 2054-2063
40. Bertilsson, S.; Tranvik, L. J. Photochemical transformation of dissolved organic matter in lakes Limnol. Oceanogr. 2000, 45 (4) 753-762
41. Kirk, J. T. O. Light and Photosynthesis in Aquatic Ecosystems, 2 nd ed.; Cambridge University Press: Cambridge, U.K., 1994.
42. Senesi, N.; Schnitzer, M. Effects of pH, reaction time, chemical reduction and irradiation on ESR spectra of fulvic acid Soil Sci. 1977, 123 (4) 224-234
43. Scott, D. T.; McKnight, D. M.; Blunt-Harris, E. L.; Kolesar, S. E.; Lovely, D. R. Quinone moieties act as electron acceptors in the reduction of humic substances by humics-reducing microorganisms Environ. Sci. Technol. 1998, 32, 2984-2989
44. Taylor, J. R. An Introduction to Error Analysis; University Science Books: Sausalito, CA, 1982.
45. White, E. M.; Vaughan, P. P.; Zepp, R. G. Role of the photo-Fenton reaction in the production of hydroxyl radicals and photobleaching of colored organic matter in a coastal river of the southeast United States Aquat. Sci. 2003, 65, 402-414
46. Southworth, B. A.; Voelker, B. M. Hydroxyl radical production via the photo-Fenton reaction in presence of fulvic acid Environ. Sci. Technol. 2003, 37, 1130-1136
47. Karlsson, T.; Persson, P. Complexes with aquatic organic matter suppress hydrolysis and precipitation of Fe(III) Chem. Geol. 2012, 322, 19-27