2002: Aridity zones of the world (WRI, 2002).
Reference: World Resources Institute. 2002. http://earthtrends.wri.org/maps_spatial/maps_detail_static.php?map_select=459&theme=9
Image Description: See case description. Data sources: United Nations Environment Program/Global Resource Information Database. Prepared by U. Diechmann and L. Eklundh. 1991, Global Digital Datasets for Land Degradation Studies: a GIS Approach. Nairobi, Kenya:UNEP/GEMS and GRID; United Nations Environment Programme. 1997, World Atlas of Desertification, 2nd edition. London, UK; 3. Office to Combat Desertification and Drought/ United Nations Development Programme. 1997, An Assessment of Population Levels in the World’s Drylands: Aridity Zones and Dryland Populations. New York, New York, USA: Office to Combat Desertification and Drought. Citation: WRI. 2002. World Resources Institute. Image Location: World Resources Institute. http://earthtrends.wri.org/maps_spatial/maps_detail_static.php?map_select=459&theme=9 http://earthtrends.wri.org/maps_spatial/maps_detail_static.php?map_select=459&theme=9 Image Permission: This work is copyrighted and unlicensed. However, it is believed that the use of this work to illustrate the subject in question, Where no free equivalent is available or could be created that would adequately give the same information, on EASE History, hosted on servers in the United States by Michigan State University, qualifies as fair use under United States copyright law.
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This post is tagged 2000s Climate Change Events, 20th Century and Climate Change, Climate Change Research, Droughts, Precipitation

