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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   228,574  
Africa   5,498  
Central America   2,415  
East Asia   22,879  
Japan   4,299  
Europe   64,620  
Middle East   9,274  
North America   106,966  
Canada   15,971  
Greenland   1  
Mexico   2,658  
United States   96,666  
North Asia   4,048  
Pacifica   5,782  
South America   7,573  
South Asia   3,557  
Southeast Asia   4,606  

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