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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   234,572  
Africa   5,640  
Central America   2,446  
East Asia   23,711  
Japan   4,389  
Europe   66,208  
Middle East   9,511  
North America   109,108  
Canada   16,320  
Greenland   1  
Mexico   2,706  
United States   98,580  
North Asia   4,130  
Pacifica   5,888  
South America   7,773  
South Asia   3,619  
Southeast Asia   4,713  

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