Air quality trends.

Other author United States. Environmental Protection Agency. Office of Air Quality Planning and Standards.
Format Microform
Publication InfoResearch Triangle Park, NC : U.S. Environmental Protection Agency, Office of Air Quality Planning and Standards, [1995]
Description13 pages : illustrations ; 28 cm
Subjects

General noteCover title.
General noteThis is a summary brochure of the National Air Quality and Emissions Trends Report, 1994.
General noteDistributed to depository libraries in microfiche.
General noteShipping list no.: 97-0753-M.
General note"September 1995."
General note"EPA-454-F/95-003."
Reproduction noteJoyner- Microfiche. [Washington, D.C.?] : Supt. of Docs., U.S. G.P.O., 1997 1 microfiche : negative.
Technical rpt numberEPA-454/F-95-003
GPO item number0483-E-01 (MF)
Govt. docs number EP 4.2:AI 7/29