all 197234 studies found for:    ALL
all 197234 studies found, shown on map.
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 197234  
Africa   [map]   4703  
Central America   [map]   2237  
East Asia   [map]   19124  
Japan 3780   [studies]
Europe   [map]   55057  
Middle East   [map]   8213  
North America 96242  
Canada   [map]   14230   [studies]
Mexico 2425   [studies]
United States   [map]   87215   [studies]
North Asia   [map]   3649  
Pacifica   [map]   5180  
South America   [map]   6707  
South Asia   [map]   3218  
Southeast Asia   [map]   4037  

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.