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Use constraints
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 Emmanuelle Bournay, 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 Tuesday 21 Feb 2012
by GRID-Arendal
The ozone international awakening timeline
Year:
2007
Author:
Emmanuelle Bournay, UNEP/GRID-Arendal
Description:
A record of major events in the history of producing ozone depleting substances (ODS), the discoveries of the harmful process and the steps made to combat the problem from 1879 to 2006, with predictions to 2070 as the date when the ozone hole over the Antarctic will recover.
Views:
83
Downloads: 80
Rating: 
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