Matèries dins de la cerca
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1
Administrative structures and implementation of the Community directives on the dangerous substances discharged into the aquatic environment : final report.
Luxembourg : Lanham, MD, U.S.A. : Office for Official Publications of the European Communities ; UNIPUB [distributor], 1996

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2
Implementation of Council Directive 91/676/EEC concerning the protection of waters against pollution caused by nitrates from agricultural sources : synthesis from year 2000 member states reports /
Luxembourg : Office for Official Publications of the European Communities, 2002

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3
Effectiveness of urban wastewater treatment policies in selected countries : an EEA pilot study /
Copenhagen : European Environment Agency, 2005

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4
Water pollution policies and the American states : runaway bureaucracies or congressional control? /
per Hoornbeek, John A.
Albany : State University of New York (SUNY) Press, 2011

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5
U.S. national debate topic, 2021-2022.
Amenia, New York : Published by Grey House Publishing, 2021

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