The State of Transboundary Air Pollution Air Pollution Studies The focus of the publication is to review the status of national policies implemented since the 1979 Convention and its related protocols on sulphur compounds, nitrogen oxides and volatile organic compounds. It also contains the results from an integrated assessment modelling analysis of sulphur abatement strategies and provides the executive summary of the 1994 report on Forest Condition in Europe. Book Ordering Information:    Sales Number: E. 96.II.E.21     ISBN: 92-1-116653-5     No.12     Pages: 96pp.      Price: $25.00 [Environment Main] [Subject Index] [Alphabetical Index] [UN Publications Policies] Copyright © 1997 United Nations