30811 Studies found for: Studies With Results
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Map Legend
Region Name   Number of Studies
World 30,811  
Africa   [map]   1,133  
Central America   [map]   856  
East Asia   [map]   3,051  
Japan 1,205   [studies]
Europe   [map]   6,779  
Middle East   [map]   1,328  
North America 21,582  
Canada   [map]   3,206   [studies]
Mexico 1,031   [studies]
United States   [map]   20,679   [studies]
North Asia   [map]   1,654  
Pacifica   [map]   1,639  
South America   [map]   1,766  
South Asia   [map]   834  
Southeast Asia   [map]   1,093  

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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.