Ice Core Studies of Global Biogeochemical Cycles

Front Matter....Pages I-X
Arctic Aerosols: Composition, Sources and Transport....Pages 1-22
Nature and Origin of Antarctic Submicron Aerosols....Pages 23-38
Cloud Processes in the Troposphere....Pages 39-63
Ocean/Atmosphere Cycling of Dimethylsulfide....Pages 65-89
Sulphur-Derived Species in Polar Ice: A Review....Pages 91-119
The Contributions of Wet, Fog, and Dry Deposition to the Summer SO 4 2− Flux at Summit, Greenland....Pages 121-138
Biological Sulfur, Clouds and Climate....Pages 139-165
The Chemistry and Climatic Role of Biogenic Sulfur: Group Discussion....Pages 167-173
1250 Years of Global Volcanism as Revealed by Central Greenland Ice Cores....Pages 175-194
Nitrate in Polar Ice....Pages 195-224
A Preliminary Study of the Air-Snow Relationship for Nitric Acid in Greenland....Pages 225-240
Nitric Acid in Firn: Discussion....Pages 241-245
Group Meeting on Nitrate Sources in Antarctica and Greenland....Pages 247-248
H 2 O 2 and HCHO in Polar Snow and Their Relation to Atmospheric Chemistry....Pages 249-264
Photochemical Modeling of Chemical Cycles: Issues Related to the Interpretation of Ice Core Data....Pages 265-297
Impact of Biomass Burning on the Atmosphere....Pages 299-311
Combustion Carbonaceous Aerosols in the Atmosphere: Implications for Ice Core Studies....Pages 313-346
Boreal Biomass Burning Over the Last 80 Years Recorded in a Summit-Greenland Ice Core....Pages 347-360
Preliminary Investigations of Post Depositional Effects on HCl, HNO 3 , and Organic Acids in Polar Firn Layers....Pages 361-381
A New Approach to Glaciochemical Time Series Analysis....Pages 383-400
Mercury in Ancient Ice and Recent Snow from the Antarctic....Pages 401-415
Plutonium from Nagasaki A-Bomb as a Possible Tracer for Global Transport, Using Existing Initial Conditions and Ice Cores....Pages 417-425
Current Status of Atmospheric Studies at Summit (Greenland) and Implications for Future Research....Pages 427-458
Back Matter....Pages 459-478