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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   226,460  
Africa   5,443  
Central America   2,407  
East Asia   22,595  
Japan   4,257  
Europe   64,030  
Middle East   9,202  
North America   106,201  
Canada   15,857  
Greenland   1  
Mexico   2,646  
United States   95,987  
North Asia   4,024  
Pacifica   5,745  
South America   7,515  
South Asia   3,538  
Southeast Asia   4,558  

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