Convention on long-range transboundary air pollution, done at Geneva, on 13 November 1979
[Protocol to the 1979 convention on long-range transboundary air pollution on long-term financing of the cooperative programme for monitoring and evaluation of the long-range transmission of air pollutants in Europe (EMEP), done at Geneva, on 28 September 1984
Protocol to the 1979 Convention on long-range transboundary air pollution on the reduction of sulphur emmissions or their transboundary fluxes by at least 30 per cent, done at Helsinki, on 8 July 1985
Protocol to the 1979 convention on long-range transboundary air pollution concerning the control of emissions of nitrogen oxides of their transboundary fluxes, done at Sofia, on 31 October 1988
Protocol to the 1979 convention on long-range transboundary air pollution concerning the control of emissions of volatile organic compounds or their transboundary fluxes, done at Geneva, on 18 November 1991]
Convention on environmental impact assessment in a transboundary context, done at Espoo (Finland), on 25 February 1991
Convention on the transboundary effects of industrial accidents, done at Helsinki, on 17 March 1992
Convention on the protection and use of transboundary watercourses and international lakes, done at Helsinki, on 17 March 1992.