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   220,842  
Africa   5,338  
Central America   2,379  
East Asia   21,983  
Japan   4,173  
Europe   62,036  
Middle East   9,046  
North America   104,547  
Canada   15,600  
Greenland   1  
Mexico   2,613  
United States   94,512  
North Asia   3,961  
Pacifica   5,635  
South America   7,358  
South Asia   3,488  
Southeast Asia   4,483  

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