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   214,362  
Africa   5,193  
Central America   2,346  
East Asia   21,190  
Japan   4,059  
Europe   60,010  
Middle East   8,824  
North America   102,418  
Canada   15,243  
Greenland   1  
Mexico   2,562  
United States   92,654  
North Asia   3,888  
Pacifica   5,522  
South America   7,170  
South Asia   3,406  
Southeast Asia   4,336  

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