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   218,802  
Africa   5,286  
Central America   2,375  
East Asia   21,708  
Japan   4,128  
Europe   61,334  
Middle East   8,972  
North America   103,922  
Canada   15,500  
Greenland   1  
Mexico   2,599  
United States   93,967  
North Asia   3,943  
Pacifica   5,599  
South America   7,303  
South Asia   3,471  
Southeast Asia   4,452  

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