for signature - 31 October 1988

entered into force - 14 February 1991

objective - to provide for the control or reduction of nitrogen oxides
and their transboundary fluxes

parties - (31) Austria, Belarus, Belgium, Bulgaria, Canada, Cyprus,
Czech Republic, Denmark, Estonia, EU, Finland, France, Germany, Greece,
Hungary, Ireland, Italy, Liechtenstein, Lithuania, Luxembourg,
Netherlands, Norway, Russia, Slovakia, Slovenia, Spain, Sweden,
Switzerland, Ukraine, UK, US

countries that have signed, but not yet ratified - (1) Poland

Protocol to the 1979 Convention on Long-Range Transboundary Air
Pollution Concerning the Control of Emissions of Volatile Organic
Compounds or Their Transboundary Fluxes

note - abbreviated as Air Pollution-Volatile Organic Compounds

opened for signature - 18 November 1991

entered into force - 29 September 1997

objective - to provide for the control and reduction of emissions of
volatile organic compounds in order to reduce their transboundary
fluxes so as to protect human health and the environment from adverse
effects

parties - (21) Austria, Belgium, Bulgaria, Czech Republic, Denmark,
Estonia, Finland, France, Germany, Hungary, Italy, Liechtenstein,
Luxembourg, Monaco, Netherlands, Norway, Slovakia, Spain, Sweden,
Switzerland, UK

countries that have signed, but not yet ratified - (6) Canada, EU,
Greece, Portugal, Ukraine, US

Protocol to the 1979 Convention on Long-Range Transboundary Air
Pollution on Further Reduction of Sulphur Emissions

note - abbreviated as Air Pollution-Sulphur 94

opened for signature - 14 June 1994

entered into force - 5 August 1998

objective - to provide for a further reduction in sulfur emissions or
transboundary fluxes

parties - (27) Austria, Belgium, Bulgaria, Canada, Croatia, Cyprus,
Czech Republic, Denmark, EU, Finland, France, Germany, Greece, Hungary,
Ireland, Italy, Liechtenstein, Luxembourg, Monaco, Netherlands, Norway,
Slovakia, Slovenia, Spain, Sweden, Switzerland, UK

countries that have signed, but not yet ratified - (3) Poland, Russia,
Ukraine

Protocol to the 1979 Convention on Long-Range Transboundary Air
Pollution on Persistent Organic Pollutants

note - abbreviated as Air Pollution-Persistent Organic Pollutants

opened for signature - 24 June 1998

entered into force - 23 October 2003

objective - to provide for the control and reduction of emissions of
persistent organic