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See Studies on Map

Map of All Studies on

Click on the map below to show a more detailed map (when available) or to search for studies (when a map is not available).
Map Legend

Region Name   Number of Studies
World   231,380  
Africa   5,570  
Central America   2,431  
East Asia   23,260  
Japan   4,331  
Europe   65,414  
Middle East   9,372  
North America   107,992  
Canada   16,156  
Greenland   1  
Mexico   2,678  
United States   97,573  
North Asia   4,085  
Pacifica   5,834  
South America   7,675  
South Asia   3,580  
Southeast Asia   4,663  

Click on a [region name] link to show a map of that region

Click on a [study count] link to see a list of studies in that region. Click on the Back button to return to this list and see studies in another region.

Studies with no locations are not included in the study counts or on the maps.

Studies with multiple locations are included in each region where the study has locations.

This page last reviewed in October 2015