Cover image for National air quality and emissions trends report
Title:
National air quality and emissions trends report
Author:
United States. Environmental Protection Agency. Office of Air Quality Planning and Standards.
Uniform Title:
National air quality and emissions trends report (Research Triangle Park, N.C. : 1983)
Physical Description:
volumes : illustrations, maps ; 28 cm
General Note:
Title varies slightly.

Some v. distributed to depository libraries in microfiche.

Description based on: 1983.
Language:
English
Format :
Micro Film

Serial