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)
UNEP billion tree campaign, as of January 2008
Uploaded on Saturday 25 Feb 2012
Billion Tree Campaign
Hugo Ahlenius, UNEP/GRID-Arendal