Table of Contents

Chapter 1

: Introduction
  - Background on urban air pollution
  - Health impacts of particulate matter and ground-level ozone
  - Sources of air pollution in cities

Chapter 2

: Review of Emissions Standards
  - Vehicle emissions standards
  - Industrial emissions standards
  - Power plant emissions standards

Chapter 3

: Case Studies of Emissions Standards
  - Case study 1: Location and timeline of implementing standards
  - Case study 2: Location and effects of enforcing standards
  - Case study 3: Location and impacts of strengthening standards

Chapter 4

: Analysis of Air Pollutant Levels
  - Particulate matter levels pre- and post-standards
  - Nitrogen dioxide and sulfur dioxide levels
  - Ground-level ozone levels

Chapter 5

: Recommendations for Improving Standards
  - Recommendations for developing new vehicle standards
  - Recommendations for strengthening industrial standards
  - Recommendations for enforcing power plant standards