تحميل...
Keeping track of our changing environment from Rio to Rio + 20 (1992-2012).
This innovative publication, which is based on statistical evidence, illustrates major global environmental, economic and social changes since 1992. The numbers tell the story of how, in twenty years, the world has changed more than most of us could have ever imagined.
| التنسيق: | Printed Book |
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| منشور في: |
Nairobi, Kenya
United Nations Environment Programme,
c2011.
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| الموضوعات: |