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 Philippe Rekacewicz, UNEP/GRID-Arendal)
Bumb, B and C. Baanante. 1996. World trends in fertilizer use and projections to 2020. 2020 Brief No. 38 (International Food Policy Research Institute, Washington, DC, USA), Table 1, World Resources , 1998-99.