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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   238,072  
Africa   5,756  
Central America   2,462  
East Asia   24,124  
Japan   4,464  
Europe   67,118  
Middle East   9,638  
North America   110,431  
Canada   16,511  
Greenland   1  
Mexico   2,728  
United States   99,775  
North Asia   4,203  
Pacifica   5,961  
South America   7,867  
South Asia   3,651  
Southeast Asia   4,796  

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