Progress in the implementation and development of the Convention on Long - Range Transboundary Air Pollution Corporate author UN/ECE Date 1995 Source IUCN (ID: MON-056103) Publisher | Place of publication UN/ECE | Geneva, Switzerland ISBN SOF.CONF/BD.4 Pages 4 p. Conference name | place | date Ministerial Conference Environment for Europe | Sofia | 19951023 -19951025 Language English Subject Air & atmosphere Keyword Transboundary effects Geographical area Europe Other references Treaty Protocol to the 1979 Convention on Long-range Transboundary Air Pollution on the Reduction of Sulphur Emissions or their Transboundary Fluxes by at Least 30 per Cent Treaty | Multilateral | Helsinki | Jul 8, 1985 Keyword: Education, Air quality/air pollution, Long-range air pollution, Data collection/reporting, Monitoring, Transboundary effects, Pollution control, Emissions, Dispute settlement, Research Source: IUCN (ID: TRE-000850)