The Mechanisms of Reactions Influencing Atmospheric Ozone.

Includes bibliographical references (pages 497-547) and indexes.

I. Ozone in the Atmosphere -- I-A. Introduction -- I-B. Historical Perspective of Atmospheric Ozone -- I-C. Properties of the Earth's Atmosphere -- I-D. Summary of Ambient Measurements of Tropospheric Ozone -- I-E. Summary of Measurements of Stratospheric Ozone -- I-F. Ozone and Its Mechanisms of Formation and Destruction in the Atmosphere -- I-G. Major Sources of the Atmospheric Trace Gases (NC and VOCs) -- I-H. Ozone and Climate -- I-I. About the Material Covered in This Book --

II. Mechanisms of Ozone Reactions in the Troposphere -- II-A. Introduction -- II-B. Ozone Photodecomposition and the Mechanism of HO Radical Formation -- II-C. Mechanisms of the Ozone Reactions with Organic Compounds -- II-D. Mechanisms of O3 Reactions with Unsaturated Oxygenates -- II-E. The Mechanisms of Reactions of the Criegee Intermediates -- II-F. Use of SARs in Ozone-Alkene Reactions --

III. The Oxides of Nitrogen: Their Relation to Tropospheric Ozone -- III-A. Overview of Tropospheric "Odd Nitrogen" Chemistry -- III-B. Reactions of NO with O3 and with HO2 -- III-C. The Photodecomposition of NO2 and j(NO2) Determination -- III-D. Evaluation of the Mechanisms of the Major Reactions of NO2 with Trace Gases in the Troposphere -- III-E. Evaluation of the Mechanisms of NO3 Radical Reactions --

IV. The Hydroxyl Radical and Its Role in Ozone Formation -- IV-A. Introduction -- IV-B. Mechanisms of HO Radical Reactions with Alkanes -- IV-C. Mechanisms of HO Radical Reactions with Haloalkanes -- IV-D. Mechanisms of HO Radical Reactions with Alkenes -- IV-E. Mechanisms of the HO Radical Reactions with the Alkynes -- IV-F. Mechanisms of the HO Reactions with Aromatic Hydrocarbons -- IV-G. Mechanisms of the HO Reactions with the Alcohols -- IV-H. Mechanisms of Reactions of HO with Ethers -- IV-I. Mechanisms of Reaction of HO Radical with the Aldehydes -- IV-J. Mechanisms of HO Radical Reactions with Ketones -- IV-K. Mechanisms of Reaction of HO Radical with Organic Acids and Acid Anhydrides -- IV-L. Mechanisms of Reaction of HO Radical with Esters -- IV-M. Mechanisms of Reaction of HO Radical with N-containing Oxygenates -- IV-N. Summary of HO Radical Reactions with Organic Compounds -- IV-O. Structure-Activity-Relations (SARs) for Estimating HO Rate Coefficients --

V. Mechanisms of Reactions of HO2 and RO2 Radicals -- V-A. Introduction -- V-B. Reactions of HO2 with NO and RO2 with NO -- V-C. Reactions of HO2 + NO2 and RO2 + NO2 -- V-D. Reactions of HO2 + HO2 and HO2 + RO2 -- V-E. Reactions of HO2 with NO3 and Ro2 with NO3 -- V-F. Reactions of HO2 with RO2 and HO2 with ClO, BrO, IO -- V-G. Reactions of HO2 with O3 and RO2 with O3 -- V-H. Reactions of RO2 with RO2 and RO2 with R'O2 -- V-I. RO2 Unimolecular Reactions --

VI. Mechanisms of Reactions of the RO Radicals -- VI-A. Introduction -- VI-B. Modes of Alkoxy Radical Reactions in the Atmosphere -- VI-C. Reaction Rate Coefficients and Atmospheric Fate of Selected Alkoxy Radicals --

VII. The Impact on Inorganic Trace Gases on Ozone in the Atmosphere -- VII-A. Introduction -- VII-B. Sources and Sinks of Atmospheric Carbon Dioxide (CO) and Carbon Monoxide (CO) -- VII-C. Tropospheric Chemistry of Inorganic Halogen Species -- VII-D. Atmospheric Reactions of Sulfur Compounds --

VIII. Photodecomposition of Light-Absorbing Oxygenates and Its Influence on Ozone Levels in the Atmosphere -- VIII-A. Introduction -- VIII-B. Photolysis Frequency (j-Value) of Molecules and Their Photochemical Lifetimes 42S -- VIII-C. The Mechanisms of Photodecomposition of Aldehydes -- VIII-D. Mechanisms of Photodecomposition of Ketones in the Troposphere -- VIII-E. The Photodecomposition of N-Atom-Containing Compounds -- VIII-F. Summary of Photochemical Processes in the Troposphere --

IX-A. Development of Mechanisms for Air Quality Modeling -- IX-B. Methods of Assessing the Influence of VOCs and NO on Ozone Generation Using Computer Models -- IX-C. Computer Assessment of the Effects of [H2O], Temperature, and Clouds on O3 Generation -- IX-D. Simulation of the Effects of CH2O, CO, SO2, NO3, and N2O5 on O3 Generation -- IX-E. Measures of Ozone Formation Reactivity -- IX-F. Modeling of Secondary Inorganic Aerosol and Organic Aerosol Formation -- IX-G. Potential Deficiencies of Atmospheric Chemistry Mechanisms as Implemented in Air Quality Models -- IX-H. Future Development of Atmospheric Chemical Mechanisms for Air Quality Modeling.