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   197,673  
Africa   4,708  
Central America   2,235  
East Asia   19,192  
Japan   3,789  
Europe   55,188  
Middle East   8,228  
North America   96,380  
Canada   14,252  
Mexico   2,428  
United States   87,333  
North Asia   3,654  
Pacifica   5,192  
South America   6,719  
South Asia   3,220  
Southeast Asia   4,045  

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 April 2015