National Ambient Air Quality Objectives For Ground-Level Ozone- Summary - Science Assessment Document

1999
ISBN: 0-662-28042-3
Cat. No.: En42-17/7-1-1999E

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Table of Contents

• Preface
• Acknowledgments
• 1. Introduction
• 2. Atmospheric Chemistry
• 3. Sources
• 4. Environmental Levels
  • 4.1 Monitoring
  • 4.2 Background Ozone Concentrations
  • 4.3 Geographic and Meteorological Factors Affecting Ground-level Ozone
  • 4.4 Ozone Concentrations (1 hr.) at Canadian Sites
  • 4.5 Ozone Concentrations For 8 hr Averaging Periods
  • 4.6 Long-term Trends in Ozone Concentrations
• 5. Material Effects
  • 5.1 Effects Summary
  • 5.2 Quantification of Impacts
• 6. Vegetation Effects
  • 6.1 Effects Summary
  • 6.2 Quantification of Impacts
  • 6.3 Co-occurring Pollutants
• 7. Birds and Mammals
• 8. Human Health Effects
  • 8.1 Epidemiological Studies
  • 8.2 Controlled Human Exposure Studies
  • 8.3 Animal Toxicological Studies
  • 8.4 Exposure Assessment
• 9. Identification of Reference Levels
  • 9.1 Materials, Birds and Mammals
  • 9.2 Vegetation
  • 9.3 Human Health
• 10. Risk Characterization
  • 10.1 Materials
  • 10.2 Vegetation
  • 10.3 Birds and Mammals
  • 10.4 Human Health
• 11. Conclusions