International Agreements on atmospheric pollution By Ilandiznzks dld 1979 Convention on Long-Range Transboundary Air Pollution (LRTAP), Geneva, 1979 1981 Environmental Protection: Aircraft Engine Emissions, Annex 16, vol. 2 to the Chicago Convention on International Civil Aviation, Montreal 1981 1985 Vienna Convention for the Protection of the Ozone Layer, Vienna, 1985 1987 Montreal Protocol on Substances that Deplete the Ozone Layer, Montreal 1987 1992 Framework Convention on Climate Change (UNFCCC), New York, 1992, 1997 Kyoto Protocol, 1997 2015 Paris Agreement, 2015 2025 Reduce carbon dioxide emissions to 50% of today emissions, 2025 2030 Airplane engine emissions reduced a minimum, USA 2030 2030 Ban of HCFCs in the entire world, by 2025, agreed in 2020