CHAPTER ONE
Mercury
Contents
Report of the Great Lakes Science Advisory Board
1.1
HEALTH EFFECTS OF MERCURY IN THE GREAT LAKES BASIN:   INTRODUCTION
15
1.2
AN ECOSYSTEM APPROACH TO THE HEALTH EFFECTS OF MERCURY
IN THE GREAT LAKES BASIN
16
1.3
CONSULTATION ON THE HEALTH EFFECTS OF MERCURY, FEBRUARY 27, 2002
17
1.3.1
Background
17
1.3.2
Consensus Statement from the International Joint Commission Workshop
17
Mercury Sources and Sinks
17
Mercury Exposure and Human Health Effects
18
Mercury Levels in Great Lakes Region Biota
18
Future Health Research
19
Integration of Risk Assessment, Risk Management and Risk Communication
19
Consensus Recommendations
20
1.3.3
Mercury Consensus Workgroup
20
Report of the International Air Quality Advisory Board
1.4
INTRODUCTION:  THE INTERNATIONAL JOINT COMMISSION
AND ATMOSPHERIC DEPOSITION
21
1.4.1
Background
21
1.4.2
Annex 15 to the Great Lakes Water Quality Agreement
22
1.4.3
Significant Activities since 1987 under Annex 15
22
1.4.4
The HYSPLIT Modeling of Dr. Mark Cohen
23
1.4.5
The International Air Quality Advisory Board and the 1999-2001 Priorities
and Progress under the Great Lakes Water Quality Agreement
23
1.5
THE INTERNATIONAL AIR QUALITY ADVISORY BOARD MERCURY TASK FORCE /
COMMISSION ON ENVIRONMENTAL COOPERATION WORKSHOP ON ATMOSPHERIC MERCURY:
SCIENCE AND POLICY – RESEARCH TRIANGLE PARK, NORTH CAROLINA, DECEMBER 2001
25
1.5.1
Introduction
25
1.5.2
Sources
25
1.5.3
Transport and Deposition
25
1.5.4
Monitoring
25
1.5.5
Modeling
26
1.5.6
Policy
26
1.5.7
Recommendations from the Workshop
26
1.6
MODELING OF ATMOSPHERIC MERCURY TRANSPORT AND DEPOSITION
TO THE GREAT LAKES BASIN USING THE NOAA-HYSPLIT MODEL
27
1.6.1
Introduction
27
Rationale
27
Nature of the Contaminant
27
Interaction of Mercury Species and Other Constituents in the Atmosphere
28
Emissions: Speciation and Subsequent Transformations
29
Conceptual Model of Atmospheric Mercury Deposition
29
12