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… political negotiations, including those on climate change, ozone depletion, and long-range transboundary air pollution. The … Montreal Protocol on Substances that Deplete the Ozone Layer.41 The 1992 United Nations Framework Convention on …

… concern, supported by scientific data, that air pollution, ozone depletion and climate change pose a threat to the atmosphere. … the present draft guidelines, (a) “Atmosphere” means the layer of gases surrounding the earth in the troposphere and …

… On the one hand, environmen- tal challenges, such as the depletion and pollution of freshwater resources, deforesta- … ipcc.ch/>); and the Scientific Assessments of Ozone Depletion (<http://www.esrl.noaa.gov/csd/ … liability regime;11 and the depletion of the ozone layer, which led to the Vienna Convention on the Protection …

… and natural resources for their livelihoods. Loss or depletion of environmental re- sources in Africa and the … issues like ecosystems management; need to protect the ozone layer; pollution control; sustainable development; …

… 1983; the Vienna Convention for the Protection of the Ozone Layer, 1985; the Montreal Protocol on Substances that Deplete … to identify and eliminate the factors that are causing the depletion of species that are threatened or that may become …

… a wider array of pollutants including ground-level ozone, persistent organic pollutants, heavy metals and, most … 20 000-40 000h, before replacement of one catalyst layer Note: The above-mentioned methods may be used in … the formation of tropospheric background ozone or to the depletion of stratospheric ozone, or that are toxic or …

… the 1987 Montreal Protocol on Substances that deplete the Ozone Layer. In designing specific differentiated regimes, the …

… Change (UNFCCC)92 and its 1997 Kyoto Protocol,93 and, on ozone, the Vienna Convention94 and its Montreal Protocol95. … <unfccc.int>. 94 Convention for the Protection of the Ozone Layer, Vienna, 22 March 1985. In force 22 September 1988, …