Please cite our research paper when using these data files and maps.
A full description of the data and methods is provided in the Supplementary Information available on the Science website.Delta risk indices and underlying indicator data
| Name | CSV | Excel |
| All Indices |  |
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| Anthropogenic Conditioning Index (ACI) indicators | |
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| Hazardous Event Index (HEI) indicators | |
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| Investment Deficit Index (IDI) indicators | |
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| Delta IDs | |
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Global Delta Maps
Data is in an equirectangular (latitude-longitude) projection using the WGS84 coordinate system.
| Resolution | ASCII | GeoTIFF | Shapefile | |||
| ZIP | TAR.GZ | ZIP | TAR.GZ | ZIP | TAR.GZ | |
| Global - 30 arc-sec |  |
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| Global - 2.5 arc-min | |
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Individual Delta Extent Maps
Data is in an equirectangular (latitude-longitude) projection using the WGS84 coordinate system. Raster formats (ASCII, GeoTiff) are at 250m nominal resolution. Population density in PNG maps is from GRUMPv1 circa 2000.
| Delta | PNG | ASCII | GeoTIFF | Shapefile | |||
| ZIP | TAR.GZ | ZIP | TAR.GZ | ZIP | TAR.GZ | ||
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| Amur |  |
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| Brahmani |  |
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| Burdekin |  |
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| Chao Phraya |  |
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| Colorado |  |
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| Congo |  |
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| Danube |  |
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| Dnieper |  |
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| Ebro |  |
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| Fly |  |
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| Ganges |  |
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| Godavari |  |
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| Grijalva |  |
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| Han |  |
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| Hong |  |
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| Indus |  |
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| Irrawaddy |  |
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| Krishna |  |
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| Lena |  |
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| Limpopo |  |
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| Mackenzie |  |
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| Magdalena |  |
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| Mahakam |  |
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| Mahanadi |  |
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| Mekong |  |
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| Mississippi |  |
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| Moulouya |  |
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| Niger |  |
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| Nile |  |
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| Orinoco |  |
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| Parana |  |
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| Pearl |  |
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| Po |  |
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| Rhine |  |
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| Rhone |  |
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| Rio Grande |  |
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| Sao Francisco |  |
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| Sebou |  |
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| Senegal |  |
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| Shatt-el-Arab |  |
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| Tana |  |
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| Tone |  |
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| Vistula |  |
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| Volta |  |
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| Yangtze |  |
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| Yellow |  |
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| Yukon |  |
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