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   234,797  
Africa   5,647  
Central America   2,448  
East Asia   23,748  
Japan   4,396  
Europe   66,276  
Middle East   9,521  
North America   109,191  
Canada   16,335  
Greenland   1  
Mexico   2,707  
United States   98,658  
North Asia   4,136  
Pacifica   5,893  
South America   7,783  
South Asia   3,622  
Southeast Asia   4,721  

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