Tree-Ring Drought Atlas Portal

Altases

Settlement Drought 1791-1792

Eastern Australia and New Zealand Drought Atlas

Palmer Drought Severity Index
Dec-Feb 1500-2012
Soil Moisture Variability In 1867

Great Eurasian Drought Atlas

Palmer Drought Severity Index
Jun-Aug 0000-2020
Spanish Conquest Drought 1521-1524

Mexican Drought Atlas

Palmer Drought Severity Index
Jun-Aug 1400-2012
Civil War Drought 1856-1865

North American Drought Atlas

Palmer Drought Severity Index
Jun-Aug 0000-2005
SPI Variability Over the NASPA Domain During the Cool-Season of 1902

North American Seasonal Precipitation Atlas

Total Precipitation
Standardized Precipitation Index
Dec-Apr and May-Jul 0000-2016
Composite Map of Santa Fe City Floods Denoted by * (1651 and 1723)

South American Drought Atlas

Palmer Drought Severity Index
Dec-Feb 1400-2000

Legacy Atlases

Schubert Drought Years (1875, 1891, 1892, 1897, 1901, 1906, 1911, 1920, 1921, and 1924)

European Russia Drought Atlas

Palmer Drought Severity Index
Jun-Aug 1400-2016
The Great Drought 1876-1878

Monsoon Asia Drought Atlas

Palmer Drought Severity Index
Jun-Aug 1300-2005
1540 Drought

Old World Drought Atlas

Palmer Drought Severity Index
Jun-Aug 0000-2012

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NSF The development of the Tree-Ring Drought Atlas Portal was supported by the National Science Foundation Paleoclimatology Program, Paleo Perspectives on Climate Change (Grant numbers AGS-1266015 and AGS-2201584).