About UNEP
UNEP Offices
News Centre
Publications
Events
Awards
Milestones
UNEP Store
GEO-3: GLOBAL ENVIRONMENT OUTLOOK
Table of contents
Emissions of major air pollutants: United States (million tonnes/year)
Emissions of many air pollutants have been reduced over the past 30 years, particularly for CO, VOCs and SO
2
Source: US EPA 2001
Back to text
Table of contents
Copyright and Disclaimer
Contact Us
