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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   231,976  
Africa   5,579  
Central America   2,435  
East Asia   23,340  
Japan   4,342  
Europe   65,566  
Middle East   9,412  
North America   108,195  
Canada   16,194  
Greenland   1  
Mexico   2,682  
United States   97,754  
North Asia   4,098  
Pacifica   5,844  
South America   7,693  
South Asia   3,588  
Southeast Asia   4,674  

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