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Using this graphic and referring to it is encouraged, and please use it in presentations, web pages, newspapers, blogs and reports. For any form of publication, please include the link to this page and give the cartographer/designer credit (in this case UNEP/GRID-Arendal)
Source(s)
Stephen O Andersen, K Madhava Sarma, Protecting the Ozone Layer, the United Nations History, UNEP, Earthscan Publishing, 2002; US Environmental protection Agency, Achievements in Stratospheric Ozone Protection, Progress report, April 2007; Sharon.L. Roan, Ozone crisis, 1989.
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Uploaded on Sunday 26 Feb 2012
by GRID-Arendal
La prise de conscience internationale sur l’ozone
Year:
2010
Author:
UNEP/GRID-Arendal
Description:
Chronologie
Views:
23
Downloads: 7
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