GEOG 200 Lecture Notes - Lecture 8: United Nations Environment Programme, Montreal Protocol, Encyclopædia Britannica
13 Oct 2014
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Document Summary
The montreal protocol an environmental treaty success story. The montreal protocol, formally known as the montreal protocol on substances. In the early 1970s a team of american chemists directed by f. Sherwood rowland and maria molina theorized that a commonly used chemical, chlorofluorocarbon, releases atoms of chlorine and chlorine monoxide that are able to destroy substantial amounts of ozone layer molecules. Supplementary validation of their work came in 1985 with the discovery of an enormous hole in the ozone shield over the continent of antarctica, leading 28 countries to discuss the issue at the vienna. Convention for the protection of the ozone layer shortly thereafter (encyclopedia. This meeting called for international cooperation in research involving ozone-depleting chemicals (odcs) and empowered the united nations environment. Programme (unep) to lay the groundwork for the montreal protocol. The original montreal protocol was agreed upon on the 16th of september in 1987 and was entered into force on the 1st of january in 1989.
