Help guide our efforts to modernize
Send us your comments by March 14, 2020. Menu
Open or close the search fields display
All 331715 Studies found for: ALL

Click on the map below to show a more detailed map (when available) or search for studies (when map not available).

Map Legend
Region Name Number of Studies
World 331,715
Africa [map] 9,637
Central America [map] 3,035
East Asia [map] 37,191
Japan 5,803 [studies]
Europe [map] 94,720
Middle East [map] 14,123
North America 143,697
Canada [map] 21,512 [studies]
Greenland 1 [studies]
Mexico 3,590 [studies]
United States [map] 129,305 [studies]
North Asia [map] 5,800
Pacifica [map] 7,763
South America [map] 10,556
South Asia [map] 5,076
Southeast Asia [map] 6,662

Click on a [map] link to show a map of that region.

Click on a [studies] link to search within your current results for studies in that region. Use the back button to return to this list and try another region.

Studies with no locations are not included in the counts or on the map.

Studies with multiple locations are included in each region containing locations.