PUCPR Search for 'an:50161'

A regulation for the control of atmospheric pollution amended version.

[San Juan] The Board 1970 .
38 p. 28 cm..

Informe de la Junta de Calidad Ambiental sobre la refinería Sun Oil de Yabucoa.

San Juan The Board 1972 .
15 leaves 28 cm..

Practical handbook of environmental control

Boca Raton, Fla. CRC Press 1989 .
537 p. 27 cm..

Nondegradation policy of the Clean air act. Hearing, Ninety-third Congress, first session.

Washington U.S. Govt. Print. Off. 1973 .
iii, 418 p. , "Serial no. 93-H16." 23 cm..

State air pollution control laws

By Degler, Stanley E..
[Washington] BNA Books 1969 .
iii, 86 p. 23 cm..

Control techniques for particulate air pollutants.

Washington 1969 .
1 v. (various pagings) 26 cm..

Toxic air pollution a comprehensive study of non-criteria air pollutants

Chelsea, Mich. Lewis Publishers 1987 .
xxiii, 294 p. , 920813 0873710576

Cleaning our environment, a chemical perspective a report by the Committee on Environmental Improvement.

Washington American Chemical Society 1978 .
ix, 457 p. , Edition of 1969 entered under: American Chemical Society. Committee on Chemistry and Public Affairs. Subcommittee on Environmental Improvement. Cleaning our environment, the chemical basis for action.

Contaminación atmosférica y conciencia ciudadana

Santiago Naciones Unidas, CEPAL 2003 .
279 p.

GEO year book. an overview of our changing enviroment 2006

Nairobi Produced by Division of Early Warning and Assessment (DEWA), UNEP 2006 .
iv, 82 p. , UNEP job no.: DEW/0773/ NA. | Includes Bibliographical References. | Sales no. not printed. | Available in Arabic, Chinese, English, French, Russian and Spanish at UNEP website (viewed 05 November 2008). 25 cm..

Asia -Pacific development journal. Vol. 15, no.1, June 2008

New York UN ESCAP 2009 .
vi, 150 p. , Includes bibliographical references | Available also on UN ESCAP website (viewed on May 12, 2009). 9789211205619

Statistical Yearbook for Asia and the Pacific. 2008

New York UN 2008 .
xix, 224 p. , Includes bibliographical references (p. 219). | Available also at ESCAP website (viewed 15 June 2009). 9789211205695

Compendium of enviroment statistics in the ESCWA region, 2008-2009 Majmu't al-ihsa at al-bi'iyah fi mantiqat Al-Lajnah al-Iqtisadiyah wa-al-Ijtima'iyah li-Gharbi Assiyah..

New York UN, 9 Dec. 2009 .
xvii, 166 p. , Annexes (120-166): 1. Definitions by chapter -- 2. WHO Drinking Water Guidelinas -- c. WHO Air Quality Guidelines -- UNSD/UNEP Questionnaries on enviroment 2008. 28 cm..

Química ambiental el impacto ambiental de los residuos

By Domènech, Xavier..
Madrid Miraguano Ediciones 2013 .
254 p. 19 cm..
9788478131099