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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 Hugo Ahlenius, UNEP/GRID-Arendal)
Source(s)
Bai et coll., 2008
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Uploaded on Friday 03 Feb 2012
by GRID-Arendal
Variation mondiale de la productivité entre 1981 et 2003
Year:
2009
Author:
Hugo Ahlenius, UNEP/GRID-Arendal
Description:
Baisses de productivité des terres du fait de la dégradation des sols
Views:
16
Downloads: 36
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