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151750 Studies found for: Change in

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Map Legend
Region Name Number of Studies
World [map] 151,750
South America 5,617
Argentina 1,897 [studies]
Bolivia 20 [studies]
Brazil 3,635 [studies]
Chile 1,002 [studies]
Colombia 895 [studies]
Ecuador 59 [studies]
French Guiana 7 [studies]
Paraguay 26 [studies]
Peru 632 [studies]
Suriname 3 [studies]
Uruguay 25 [studies]
Venezuela 78 [studies]

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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.