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   235,144  
Africa   5,652  
Central America   2,452  
East Asia   23,791  
Japan   4,406  
Europe   66,362  
Middle East   9,529  
North America   109,330  
Canada   16,348  
Greenland   1  
Mexico   2,711  
United States   98,784  
North Asia   4,143  
Pacifica   5,900  
South America   7,793  
South Asia   3,626  
Southeast Asia   4,726  

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