TY - Abstract A1 - Engle, M A A1 - Gustin, M S A1 - Lindberg, S E A1 - Gertler, A W T1 - Exacerbation of atmospheric mercury emissions from substrates by atmospheric oxidants. Y1 - 2003// N1 - R829800 JF - EOS TRANSACTIONS, AMERICAN GEOPHYSICAL UNION VL - 84 IS - 46 ER - TY - CHAP A1 - Gustin, M S A1 - Lindberg, S E T1 - Terrestrial Hg fluxes: is the next exchange up, down, or neither? Y1 - 2005// N1 - R829800 VL - 11 SP - 241 EP - 259 PB - Springer ER - TY - CHAP A1 - Zhang, H T1 - Photochemical redox reactions of mercury. Y1 - 2006// N1 - R829800 SP - 37 EP - 79 ER - TY - THES A1 - Engle, M A T1 - The influence of the tropospheric ozone, hydrothermal systems and fires on atmospheric mercury emissions from natural sources. Y1 - 2006/09/ N1 - R829800 SP - 146 ER - TY - THES A1 - Fay, L T1 - Identifying the sources of mercury in deciduous, wetland and evergreen plants. Y1 - 2006// N1 - R829800 SP - 97 ER - TY - THES A1 - Giglini, A D T1 - Reactive gaseous mercury concentrations and mercury flux from natural, anthropogenic, and background settings in northwestern Nevada. Y1 - 2003// N1 - R829800 SP - 99 ER - TY - THES A1 - Kuiken, T T1 - Mercury air/surface exchange over terrestrial background surfaces of the eastern USA and its policy implications. Y1 - 2007/08/ N1 - R829800 SP - 249 ER - TY - THES A1 - Milhollen, A G T1 - Mercury accumulation and exchange associated with grass, forb and tree Species. Y1 - 2005// N1 - R829800 SP - 92 ER - TY - THES A1 - Nacht, D T1 - Measurement of reactive gaseous mercury and mercury flux from substrates in California and Nevada. Y1 - 2005/12/ N1 - R829800 SP - 91 ER - TY - THES A1 - Xin, M T1 - Interactions of atmospheric elemental mercury with natural, synthetic, and anthropogenically derived substrates. Y1 - 2007// N1 - R829800 SP - 150 ER - TY - JOUR A1 - Engle, M A A1 - Gustin, M S A1 - Lindberg, S E A1 - Gerler, A W T1 - Investigation of the effect of tropospheric oxidants on Hg emissions from substrates. Y1 - 2004// N1 - R829800 JF - MATERIALS AND GEOENVIRONMENT VL - 51 IS - 3 SP - 1546 EP - 1549 ER - TY - JOUR A1 - Engle, M A A1 - Gustin, M S A1 - Lindberg, S E A1 - Gertler, A W A1 - Ariya, P A T1 - The influence of ozone on atmospheric emissions of gaseous elemental mercury and reactive gaseous mercury from substrates. Y1 - 2005/12/ N1 - R829800 JF - ATMOSPHERIC ENVIRONMENT J1 - ATMOS ENVIRON J2 - Atmos.Environ. VL - 39 IS - 39 SP - 7506 EP - 7517 ER - TY - JOUR A1 - Engle, M A A1 - Gustin, M S A1 - Johnson, D W A1 - Murphy, J F A1 - Miller, W W A1 - Walker, R F A1 - Wright, J A1 - Markee, M T1 - Mercury distribution in two Sierran forest and one desert sagebrush steppe ecosystems and the effects of fire. Y1 - 2006/08/15 N1 - R829800 JF - SCIENCE OF THE TOTAL ENVIRONMENT J1 - SCI TOTAL ENVIRON VL - 367 IS - 1 SP - 222 EP - 233 ER - TY - JOUR A1 - Engle, M A A1 - Gustin, M S A1 - Goff, F A1 - Counce, D A A1 - Janik, C J A1 - Bergfeld, D A1 - Rytuba, J J T1 - Atmospheric mercury emissions from substrates and fumaroles associated with three hydrothermal systems in the western United States. Y1 - 2006// N1 - R829800 JF - JOURNAL OF GEOPHYSICAL RESEARCH J1 - J GEOPHYS RES VL - 111 IS - D17 SP - D17304 ER - TY - JOUR A1 - Ericksen, J A A1 - Gustin, M S A1 - Lindberg, S E A1 - Olund, S D A1 - Krabbenhoft, D P T1 - Assessing the potential for re-emission of mercury deposited in precipitation from arid soils using a stable isotope. Y1 - 2005/10/15 N1 - R829800 JF - ENVIRONMENTAL SCIENCE & TECHNOLOGY J1 - ENVIRON SCI TECHNOL J2 - Enviornmenal Research J3 - ENVIRONMENTAL SCIENCE & TECHNOLOGY VL - 39 IS - 20 SP - 8001 EP - 8007 ER - TY - JOUR A1 - Ericksen, J A A1 - Gustin, M S A1 - Xin, M A1 - Weisberg, P J A1 - Fernandez, G T1 - Air-soil exchange of mercury from background soils in the United States. Y1 - 2006/08/1 N1 - R829800 JF - SCIENCE OF THE TOTAL ENVIRONMENT J1 - SCI TOTAL ENVIRON VL - 366 IS - 2-3 SP - 851 EP - 863 ER - TY - JOUR A1 - Fay, L A1 - Gustin, M T1 - Assessing the influence of different atmospheric and soil mercury concentrations on foliar mercury concentrations in a controlled environment. Y1 - 2007/05/ N1 - R829800 JF - WATER, AIR, & SOIL POLLUTION VL - 181 IS - 1-4 SP - 373 EP - 384 ER - TY - JOUR A1 - Fay, L A1 - Gustin, M S T1 - Investigation of mercury accumulation in cattails growing in constructed wetland mesocosms. Y1 - 2007// N1 - R829800 JF - WETLANDS J1 - WETLANDS VL - 27 IS - 4 SP - 1056 EP - 1065 ER - TY - JOUR A1 - Gustin, M S A1 - Stamenkovic, J T1 - Effect of watering and soil moisture on mercury emissions from soils. Y1 - 2005/11/ N1 - R829800 JF - BIOGEOCHEMISTRY J1 - BIOGEOCHEMISTRY VL - 76 IS - 2 SP - 215 EP - 232 ER - TY - JOUR A1 - Gustin, M S A1 - Engle, M A1 - Ericksen, J A1 - Lyman, S A1 - Stamenkovic, J A1 - Xin, M T1 - Mercury exchange between the atmosphere and low mercury containing substrates. Y1 - 2006/11/ N1 - R829800 JF - APPLIED GEOCHEMISTRY J1 - APPL GEOCHEM VL - 21 IS - 11 SP - 1913 EP - 1923 ER - TY - JOUR A1 - Gustin, M S A1 - Lindberg, S E A1 - Weisberg, P J T1 - An update on the natural sources and sinks of atmospheric mercury. Y1 - 2008/03/ N1 - R829800 JF - APPLIED GEOCHEMISTRY J1 - APPL GEOCHEM VL - 23 IS - 3 SP - 482 EP - 493 ER - TY - JOUR A1 - Gustin, M S A1 - Kolker, A A1 - Gardfeldt, K T1 - Preface: transport and fate of mercury in the environment. Y1 - 2008/03/ N1 - R829800 JF - APPLIED GEOCHEMISTRY J1 - APPL GEOCHEM VL - 23 IS - 3 SP - 343 EP - 344 ER - TY - JOUR A1 - Gustin, M A1 - Zehner, R A1 - Stamenkovic, J T1 - Experimental examination of the influence of precipitation and moisture content on mercury emissions from soils. Y1 - 2004// N1 - R829800 JF - MATERIALS AND GEOENVIRONMENT VL - 51 IS - 3 SP - 1592 EP - 1595 ER - TY - JOUR A1 - Kuiken, T A1 - Gustin, M A1 - Zhang, H A1 - Lindberg, S A1 - Sedinger, B T1 - Mercury emission from terrestrial background surfaces in the eastern USA. II. Air/surface exchange of mercury within forests from South Carolina to New England. Y1 - 2008/03/ N1 - R829800 JF - APPLIED GEOCHEMISTRY J1 - APPL GEOCHEM VL - 23 IS - 3 SP - 356 EP - 368 ER - TY - JOUR A1 - Kuiken, T A1 - Zhang, H A1 - Gustin, M A1 - Lindberg, S T1 - Mercury emission from terrestrial background surfaces in the eastern USA. Part I: Air/surface exchange of mercury within a southeastern deciduous forest (Tennessee) over one year. Y1 - 2008/03/ N1 - R829800 JF - APPLIED GEOCHEMISTRY J1 - APPL GEOCHEM VL - 23 IS - 3 SP - 345 EP - 355 ER - TY - JOUR A1 - Lohman, K A1 - Seigneur, C A1 - Gustin, M A1 - Lindberg, S T1 - Sensitivity of the global atmospheric cycle of mercury to emissions. Y1 - 2008/03/ N1 - R829800 JF - APPLIED GEOCHEMISTRY J1 - APPL GEOCHEM VL - 23 IS - 3 SP - 454 EP - 466 ER - TY - JOUR A1 - Lyman, S N A1 - Gustin, M S A1 - Prestbo, E M A1 - Marsik, F J T1 - Estimation of dry deposition of atmospheric mercury in Nevada by direct and indirect methods. Y1 - 2007/03/15 N1 - R829800 JF - ENVIRONMENTAL SCIENCE & TECHNOLOGY VL - 41 IS - 6 SP - 1970 EP - 1976 ER - TY - JOUR A1 - Lyman, S N A1 - Gustin, M S T1 - Speciation of atmospheric mercury at two sites in northern Nevada, USA. Y1 - 2008/02/ N1 - R829800 JF - ATMOSPHERIC ENVIRONMENT J1 - ATMOS ENVIRON J2 - Atmos.Environ. VL - 42 IS - 5 SP - 927 EP - 939 ER - TY - JOUR A1 - Millhollen, A G A1 - Gustin, M S A1 - Obrist, D T1 - Foliar mercury accumulation and exchange for three tree species. Y1 - 2006/10/1 N1 - R829800 JF - ENVIRONMENTAL SCIENCE & TECHNOLOGY J1 - ENVIRON SCI TECHNOL J2 - Enviornmenal Research J3 - ENVIRONMENTAL SCIENCE & TECHNOLOGY VL - 40 IS - 19 SP - 6001 EP - 6006 ER - TY - JOUR A1 - Millhollen, A G A1 - Obrist, D A1 - Gustin, M S T1 - Mercury accumulation in grass and forb species as function of atmospheric carbon dioxide concentrations and mercury exposures in air and soil. Y1 - 2006/10/ N1 - R829800 JF - CHEMOSPHERE J1 - CHEMOSPHERE VL - 65 IS - 5 SP - 889 EP - 897 ER - TY - JOUR A1 - Nacht, D M A1 - Gustin, M S A1 - Engle, M A A1 - Zehner, R E A1 - Giglini, A D T1 - Atmospheric mercury emissions and speciation at the Sulphur Bank Mercury Mine Superfund Site, Northern California. Y1 - 2004/04/1 N1 - R827634 N1 - R829800 JF - ENVIRONMENTAL SCIENCE & TECHNOLOGY J1 - ENVIRON SCI TECHNOL J2 - Enviornmenal Research J3 - ENVIRONMENTAL SCIENCE & TECHNOLOGY VL - 38 IS - 7 SP - 1977 EP - 1983 ER - TY - JOUR A1 - Nacht, D M A1 - Gustin, M S T1 - Mercury emissions from background and altered geologic units throughout Nevada. Y1 - 2004/02/ N1 - R827634 N1 - R829800 JF - WATER, AIR, & SOIL POLLUTION VL - 151 IS - 1-4 SP - 179 EP - 193 ER - TY - JOUR A1 - Obrist, D A1 - Gustin, M S A1 - Arnone, I A1 - Johnson, D W A1 - Schorran, D E A1 - Verburg, P T1 - Measurements of gaseous elemental mercury fluxes over intact tallgrass prairie monoliths during one full year. Y1 - 2005/02/ N1 - R829800 JF - ATMOSPHERIC ENVIRONMENT J1 - ATMOS ENVIRON J2 - Atmos.Environ. VL - 39 IS - 5 SP - 957 EP - 965 ER - TY - JOUR A1 - Peterson, C A1 - Gustin, M T1 - Mercury in the air, water and biota at the Great Salt Lake (Utah, USA). Y1 - 2008/11/1 N1 - R829800 JF - SCIENCE OF THE TOTAL ENVIRONMENT J1 - SCI TOTAL ENVIRON VL - 405 IS - 1-3 SP - 255 EP - 268 ER - TY - JOUR A1 - Stamenkovic, J A1 - Lyman, S A1 - Gustin, M S T1 - Seasonal and diel variation of atmospheric mercury concentrations in the Reno (Nevada, USA) airshed. Y1 - 2007/10/ N1 - R829800 JF - ATMOSPHERIC ENVIRONMENT J1 - ATMOS ENVIRON J2 - Atmos.Environ. VL - 41 IS - 31 SP - 6662 EP - 6672 ER - TY - JOUR A1 - Stamenkovic, J A1 - Gustin, M S A1 - Arnone, J A1 - Johnson, D W A1 - Larsen, J D A1 - Verburg, P S T1 - Atmospheric mercury exchange with a tallgrass prairie ecosystem housed in mesocosms. Y1 - 2008/11/15 N1 - R829800 JF - SCIENCE OF THE TOTAL ENVIRONMENT J1 - SCI TOTAL ENVIRON VL - 406 IS - 1-2 SP - 227 EP - 238 ER - TY - JOUR A1 - Weiss-Penzias, P A1 - Gustin, M S A1 - Lyman, S N T1 - Observations of speciated atmospheric mercury at three sites in Nevada: evidence for a free tropospheric source of reactive gaseous mercury. Y1 - 2009// N1 - R829800 JF - JOURNAL OF GEOPHYSICAL RESEARCH J1 - J GEOPHYS RES VL - 114 IS - D14 SP - D14302 ER - TY - JOUR A1 - Xin, M A1 - Gustin, M A1 - Johnson, D T1 - Laboratory investigation of the potential for re-emission of atmospherically derived Hg from soils. Y1 - 2007/07/15 N1 - R829800 JF - ENVIRONMENTAL SCIENCE & TECHNOLOGY VL - 41 IS - 14 SP - 4946 EP - 4951 ER - TY - JOUR A1 - Xin, M A1 - Gustin, M S T1 - Gaseous elemental mercury exchange with low mercury containing soils: investigation of controlling factors. Y1 - 2007// N1 - R829800 JF - APPLIED GEOCHEMISTRY J1 - APPL GEOCHEM VL - 22 IS - 7 SP - 1451 EP - 1466 ER - TY - SER A1 - Engle, M A A1 - Gustin, M S A1 - Johnson, D J T1 - Mercury released from three fires determined by direct measurement of pre and post burn concentrations Y1 - 2005// N1 - R829800 ER - TY - SER A1 - Gustin, M S A1 - Giglini, A A1 - Engle, M A A1 - Nacht, D T1 - Reactive gaseous mercury concentrations at naturally enriched sites Y1 - 2005// N1 - R829800 ER - TY - SER A1 - Kuiken, T A1 - Zhang, H A1 - Lindberg, S A1 - Gustin, M S T1 - Natural mercury emissions from southeast background forest floor at Standing Stone State Forest, TN, USA Y1 - 2005// N1 - R829800 ER - TY - SER A1 - Xin, M A1 - Gustin, M S A1 - Johnson, D W T1 - Elemental Hg exchange between substrates and the atmosphere: compensation points and soil property influences Y1 - 2005// N1 - R829800 ER - TY - SER A1 - Xin, M A1 - Gustin, M S T1 - Laboratory investigation of the factors controlling elemental Hg reemission from soils Y1 - 2005// N1 - R829800 ER - TY - CONF A1 - Engle, M A A1 - Gustin, M S A1 - Lindberg, S E A1 - Gertler, A W T1 - Exacerbation of atmospheric mercury emissions from substrate by atmospheric oxidants. Y1 - 2003/12/ N1 - R829800 ER - TY - CONF A1 - Engle, M A A1 - Gustin, M S A1 - Goff, F A1 - Janik, C J A1 - Counce, D A A1 - Rytuba, J T1 - Atmospheric mercury emission from substrate and fumaroles associated with three hydrothermal systems in the western United States. Y1 - 2004/06/27-2 N1 - R829800 ER - TY - CONF A1 - Engle, M A A1 - Gustin, M S A1 - Lindberg, S E A1 - Gertler, A T1 - Effects of atmospheric oxidants on Hg release from substrate. Y1 - 2004/06/27-2 N1 - R829800 ER - TY - CONF A1 - Engle, M A1 - Gustin, M A1 - Johnson, D T1 - Ecosystem-level distribution of mercury in vegetation, litter, and soil: potential sources of atmospheric mercury flux from fires. Y1 - 2006/08/5-11 N1 - R829800 ER - TY - CONF A1 - Engle, M A1 - Gustin, M T1 - Estimating mercury emissions from geothermal systems and volcanoes for the conterminous United States. Y1 - 2006/08/5-11 N1 - R829800 ER - TY - CONF A1 - Ericksen, J A A1 - Gustin, M S A1 - Lindberg, S E A1 - Olund, S D A1 - Krabbenhoft, D P T1 - Assessing the potential for re-emission of mercury deposited in precipitation from arid soils using a stable isotope. Y1 - 2005/04/29-1 N1 - R829800 ER - TY - CONF A1 - Ericksen, J A1 - Gustin, M A1 - Lindberg, S A1 - Krabbenhoft, D A1 - Olund, S T1 - Assessing the potential for re-emission of mercury deposited in precipitation from arid soil using a stable isotope. Y1 - 2006/08/5-11 N1 - R829800 ER - TY - CONF A1 - Ericksen, J A1 - Gustin, M T1 - Mercury flux from soils amended with ash materials. Y1 - 2006/08/5-11 N1 - R829800 ER - TY - CONF A1 - Fay, L A1 - Gustin, M T1 - Mercury accumulation in wetland plants: is it from the atmosphere, water and/or sediments. Y1 - 2006/08/5-11 N1 - R829800 ER - TY - CONF A1 - Gustin, M S A1 - Zehner, R A1 - Stamenkovic, J T1 - Experimental examination of the effect of precipitation and moisture content on mercury emission from soils. Y1 - 2004/06/27-2 N1 - R829800 ER - TY - CONF A1 - Gustin, M S A1 - Lindberg, S E T1 - Terrestrial Hg fluxes is the net exchange up or down. Y1 - 2004/05/ N1 - R829800 ER - TY - CONF A1 - Gustin, M S A1 - Marsik, F A1 - Obrist, D T1 - Air-surface exchange of mercury in terrestrial ecosystems. Y1 - 2006/08/5-11 N1 - R829800 ER - TY - CONF A1 - Gustin, M T1 - Overview of Hg and importance of atmospheric deposition. Y1 - 2003/12/3-4 N1 - R829800 ER - TY - CONF A1 - Gustin, M T1 - Quantifying the role of significant natural sources and sinks in the biogeochemical cycle of mercury. Y1 - 2003/11/21 N1 - R829800 ER - TY - CONF A1 - Gustin, M A1 - Lindberg, S T1 - Why do we care about terrestrial sources and sinks of atmospheric Hg? Y1 - 2005/01/24-26 N1 - R829800 ER - TY - CONF A1 - Gustin, M A1 - Engle, M A1 - Ericksen, J A1 - Xin, M A1 - Krabbenhoft, A1 - Lindberg, S A1 - Olund, S A1 - Rytuba, J T1 - New insights into mercury exchange between air and substrate. Y1 - 2005/05/20-25 N1 - R829800 ER - TY - CONF A1 - Gustin, M A1 - Johnson, D A1 - Weisberg, P A1 - Rytuba, J A1 - Lindberg, S A1 - Zhang, H A1 - Ericksen, J A1 - Engle, M A1 - Fay, L A1 - Giglini, T A1 - Kuiken, T A1 - Lyman, S A1 - Xin, M T1 - Assessment of natural source (geologic and vegetation) mercury emissions: speciation, mechanisms and significance. Y1 - 2005/09/19-21 N1 - R829800 ER - TY - CONF A1 - Gustin, M T1 - The role of natural ecosystems in the biogeochemical cycle of Hg. Y1 - 2005// N1 - R829800 ER - TY - CONF A1 - Gustin, M T1 - Are soils and vegetation sources sinks of atmospheric Hg and why do we care? Y1 - 2006// N1 - R829800 ER - TY - CONF A1 - Gustin, M A1 - Stamenkovic, J A1 - Lyman, S A1 - Weisberg, P A1 - Engle, E A1 - Rytuba, J A1 - Lindberg, S A1 - Kuiken, T A1 - Zhang, H T1 - Update on our understanding of (1) natural geologic source Hg emissions and (2) the role of natural background soils as sources and sinks for atmospheric Hg. Y1 - 2007/09/24-27 N1 - R829800 ER - TY - CONF A1 - Kuiken, T A1 - Zhang, H A1 - Lindberg, S A1 - Crocker, C A1 - Gustin, M T1 - Natural mercury emissions from southeast background forest soils: an on-going study within the Standing Stone Forest of Tennessee. Y1 - 2004/11/10-13 N1 - R829800 ER - TY - CONF A1 - Kuiken, T T1 - Natural mercury emissions from southeast background forest soils: an on-going study within the Standing Stone State Forest of Tennessee. Y1 - 2005/04/22 N1 - R829800 ER - TY - CONF A1 - Kuiken, T A1 - Sedinger, B A1 - Zhang, H A1 - Gustin, M A1 - Lindberg, S T1 - Air-forest floor mercury exchange along the eastern Seaboard and New England. Y1 - 2006/08/5-11 N1 - R829800 ER - TY - CONF A1 - Kuiken, T A1 - Zhang, H A1 - Gustin, M A1 - Lindberg, S T1 - Natural background levels of mercury exchange from an eastern deciduous forest floor: a year long study within Standing Stone State Forest in Overton county Tennessee. Y1 - 2006/08/5-11 N1 - R829800 ER - TY - CONF A1 - Lyman, S N A1 - Gustin, M S A1 - Prestbo, E M T1 - Comparison of atmospheric mercury speciation at three locations in Nevada. Y1 - 2005/10/6 N1 - R829800 ER - TY - CONF A1 - Lyman, S A1 - Gustin, M A1 - Prestbo, E T1 - Use of polysulfone membranes to measure atmospheric deposition of reactive mercury species. Y1 - 2006/06/25-28 N1 - R829800 ER - TY - CONF A1 - Millhollen, A G A1 - Gustin, M S T1 - Quantifying foliar mercury accumulation and exchange using varying atmospheric and soil concentrations. Y1 - 2005/04/29-1 N1 - R829800 ER - TY - CONF A1 - Obrist, D A1 - Gustin, M S A1 - Arnone, J A A1 - Johnson, D W A1 - Schorran, D E A1 - Verberg, P T1 - Large annual Hg emissions over tallgrass prairie grasslands indicate vegetated terrestrial ecosystems to be sources of Hg to the atmosphere. Y1 - 2004/06/27-2 N1 - R829800 ER - TY - CONF A1 - Peterson, C A1 - Gustin, M T1 - Atmospheric mercury speciation and deposition at the Great Salt Lake. Y1 - 2007/10/17 N1 - R829800 ER - TY - CONF A1 - Seigneur, C A1 - Lohman, K A1 - Gustin, M A1 - Lindberg, S T1 - Sensitivity of the global atmospheric cycling of mercury to emissions. Y1 - 2006/08/5-11 N1 - R829800 ER - TY - CONF A1 - Stamenkovic, J A1 - Obrist, D A1 - Arnone, J A A1 - Schorran, D E A1 - Verburg, P A1 - Johnson, D W A1 - Gustin, M S T1 - Mercury emissions from tallgrass prairie ecosystems. Y1 - 2004// N1 - R829800 ER - TY - CONF A1 - Stamenkovic, J A1 - Gustin, M A1 - Obrist, D A1 - Arnone, J A1 - Verburg, P A1 - Johnson, D T1 - Environmental controls on mercury flux from ecosystem components at different temporal scales. Y1 - 2006/08/5-11 N1 - R829800 ER - TY - CONF A1 - Stamenkovic, J A1 - Gustin, M S T1 - Application of EcoCELL technology for quantifying gaseous elemental mercury fluxes over background vegetated terrestrial monoliths. Y1 - 2006/06/25-28 N1 - R829800 ER - TY - CONF A1 - Gustin, M S A1 - Arnone, J A1 - Brown, G A1 - Coleman, J A1 - Engle, M A1 - Ericksen, J A1 - Frescholtz, T A1 - Giglini, T A1 - Johnson, D A1 - Lindberg, S A1 - Obrist, D A1 - Kim, C A1 - Nacht, D A1 - Rytuba, J A1 - Schorran, D A1 - Zehner, R T1 - Quantifying the role of significant natural sources and sinks in the biogeochemical cycle of mercury. Y1 - 2003/11/21 N1 - R829800 SP - 10, 35 EP - 36 ER -