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72552 studies found for:    (NOT NOTEXT) [CITATIONS]
72552 studies found, shown on map.
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Map Legend
Region Name   Number of Studies
World 72552  
Africa   [map]   2544  
Central America   [map]   1070  
East Asia   [map]   6664  
Japan 1164   [studies]
Europe   [map]   22249  
Middle East   [map]   2987  
North America 33940  
Canada   [map]   5881   [studies]
Greenland 1   [studies]
Mexico 1189   [studies]
United States   [map]   30420   [studies]
North Asia   [map]   1573  
Pacifica   [map]   2255  
South America   [map]   3215  
South Asia   [map]   1421  
Southeast Asia   [map]   1823  

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.