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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   228,804  
Africa   5,508  
Central America   2,417  
East Asia   22,911  
Japan   4,301  
Europe   64,685  
Middle East   9,283  
North America   107,073  
Canada   15,990  
Greenland   1  
Mexico   2,659  
United States   96,759  
North Asia   4,051  
Pacifica   5,785  
South America   7,586  
South Asia   3,559  
Southeast Asia   4,610  

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