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   223,832  
Africa   5,401  
Central America   2,395  
East Asia   22,339  
Japan   4,214  
Europe   63,105  
Middle East   9,127  
North America   105,426  
Canada   15,734  
Greenland   1  
Mexico   2,632  
United States   95,303  
North Asia   4,000  
Pacifica   5,699  
South America   7,438  
South Asia   3,511  
Southeast Asia   4,523  

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