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15499 Studies found for: Last update posted in the last 30 days

A similar map is available for all studies in

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 15,499
Africa [map] 639
Central America [map] 333
East Asia [map] 2,265
Japan 765 [studies]
Europe [map] 4,470
Middle East [map] 1,123
North America 8,641
Canada [map] 1,441 [studies]
Mexico 392 [studies]
United States [map] 8,237 [studies]
North Asia [map] 736
Pacifica [map] 957
South America [map] 770
South Asia [map] 279
Southeast Asia [map] 539

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.