Table 2.
Hydro-environmental attributes provided in version 1.0 of the HydroATLAS database.
| ID | Category | Variable | Source data | Source Resolution (G: Grid V: Vector) | Source year | Reference | Number/type of individual attributes | ||
|---|---|---|---|---|---|---|---|---|---|
| General* | Monthly | Upstream | |||||||
| H01 | Hydrology | Natural Discharge | WaterGAP v2.2 | G: 15 arc-sec | 1971–2000+ | Döll et al.33 | 3 | ||
| H02 | Hydrology | Land Surface Runoff | WaterGAP v2.2 | G: 15 arc-sec | 1971–2000+ | Döll et al.33 | 1 | ||
| H03 | Hydrology | Inundation Extent | GIEMS-D15 | G: 15 arc-sec | 1993–2004 | Fluet-Chouinard et al.39 | 3 | 3 | |
| H04 | Hydrology | Limnicity (percent lake area) | HydroLAKES | V: ~1: 250,000 | most recent$ | Messager et al.37 | 1 | 1 | |
| H05 | Hydrology | Lake Volume | HydroLAKES | V: ~1: 250,000 | most recent$ | Messager et al.37 | 1 | ||
| H06 | Hydrology | Reservoir Volume | GRanD v1.1 | V: ~1: 1 million | most recent$ | Lehner et al.40 | 1 | ||
| H07 | Hydrology | Degree of Regulation | HydroSHEDS & GRanD | G: 15 arc-sec | most recent$ | Lehner et al.40 | 1 | ||
| H08 | Hydrology | River Area | HydroSHEDS & WaterGAP | G: 15 arc-sec | 1971–2000+ | Lehner & Grill26 | 1 | 1 | |
| H09 | Hydrology | River Volume | HydroSHEDS & WaterGAP | G: 15 arc-sec | 1971–2000+ | Lehner & Grill26 | 1 | 1 | |
| H10 | Hydrology | Groundwater Table Depth | Global Groundwater Map | G: 30 arc-sec | 1927–2009+ | Fan et al.41 | 1 | ||
| P01 | Physiography | Elevation | EarthEnv-DEM90 | G: 3 arc-sec | 2000–2010 | Robinson et al.42 | 3 | 1 | |
| P02 | Physiography | Terrain Slope | EarthEnv-DEM90 | G: 3 arc-sec | 2000–2010 | Robinson et al.42 | 1 | 1 | |
| P03 | Physiography | Stream Gradient | EarthEnv-DEM90 | G: 3 arc-sec | 2000–2010 | Robinson et al.42 | 1 | ||
| C01 | Climate | Climate Zones | GEnS | G: 30 arc-sec | 2000 | Metzger et al.43 | 1 | ||
| C02 | Climate | Climate Strata | GEnS | G: 30 arc-sec | 2000 | Metzger et al.43 | 1 | ||
| C03 | Climate | Air Temperature | WorldClim v1.4 | G: 30 arc-sec | 1950–2000 | Hijmans et al.44 | 3 | 12 | 1 |
| C04 | Climate | Precipitation | WorldClim v1.4 | G: 30 arc-sec | 1950–2000 | Hijmans et al.44 | 1 | 12 | 1 |
| C05 | Climate | Potential Evapotranspiration | Global-PET | G: 30 arc-sec | 1950–2000+ | Zomer et al.45; Trabucco et al.46 | 1 | 12 | 1 |
| C06 | Climate | Actual Evapotranspiration | Global Soil-Water Balance | G: 30 arc-sec | 1950–2000+ | Trabucco & Zomer47 | 1 | 12 | 1 |
| C07 | Climate | Global Aridity Index | Global Aridity Index | G: 30 arc-sec | 1950–2000+ | Zomer et al.45; Trabucco et al.46 | 1 | 1 | |
| C08 | Climate | Climate Moisture Index | WorldClim & Global-PET | G: 30 arc-sec | 1950–2000+ | Hijmans et al.44; Zomer et al.45 | 1 | 12 | 1 |
| C09 | Climate | Snow Cover Extent | MODIS/Aqua | G: 15 arc-sec | 2002–2015 | Hall & Riggs48 | 2 | 12 | 1 |
| L01 | Land cover/use | Land Cover Classes | GLC2000 | G: 30 arc-sec | 2000 | Bartholomé & Belward49 | 1 | ||
| L02 | Land cover/use | Land Cover Extent | GLC2000 | G: 30 arc-sec | 2000 | Bartholomé & Belward49 | 22 | 22 | |
| L03 | Land cover/use | Potential Natural Vegetation Classes | EarthStat | G: 5 arc-min | 1700 | Ramankutty & Foley50 | 1 | ||
| L04 | Land cover/use | Potential Natural Vegetation Extent | EarthStat | G: 5 arc-min | 1700 | Ramankutty & Foley50 | 15 | 15 | |
| L05 | Land cover/use | Wetland Classes | GLWD | G: 30 arc-sec | historic | Lehner & Döll51 | 1 | ||
| L06 | Land cover/use | Wetland Extent | GLWD | G: 30 arc-sec | historic | Lehner & Döll51 | 11 | 11 | |
| L07 | Land cover/use | Forest Extent | GLC2000 | G: 30 arc-sec | 2000 | Bartholomé & Belward49 | 1 | 1 | |
| L08 | Land cover/use | Cropland Extent | EarthStat | G: 5 arc-min | 2000 | Ramankutty et al.52 | 1 | 1 | |
| L09 | Land cover/use | Pasture Extent | EarthStat | G: 5 arc-min | 2000 | Ramankutty et al.52 | 1 | 1 | |
| L10 | Land cover/use | Irrigated Area Extent | HID v1.0 | G: 5 arc-min | 2005 | Siebert et al.53 | 1 | 1 | |
| L11 | Land cover/use | Glacier Extent | GLIMS | V: unspecified | 1950–2015 | GLIMS & NSIDC54 | 1 | 1 | |
| L12 | Land cover/use | Permafrost Extent | PZI | G: 30 arc-sec | 1961–1990+ | Gruber55 | 1 | 1 | |
| L13 | Land cover/use | Protected Area Extent | WDPA | V: varying | most recent$ | UNEP-WCMC & IUCN56 | 1 | 1 | |
| L14 | Land cover/use | Terrestrial Biomes | TEOW | V: ~1: 1 million | most recent$ | Dinerstein et al.57 | 1 | ||
| L15 | Land cover/use | Terrestrial Ecoregions | TEOW | V: ~1: 1 million | most recent$ | Dinerstein et al.57 | 1 | ||
| L16 | Land cover/use | Freshwater Major Habitat Types | FEOW | V: ~1: 1 million | most recent$ | Abell et al.58 | 1 | ||
| L17 | Land cover/use | Freshwater Ecoregions | FEOW | V: ~1: 1 million | most recent$ | Abell et al.58 | 1 | ||
| S01 | Soils &Geology | Clay Fraction in Soil | SoilGrids1km | G: 30 arc-sec | most recent+ | Hengl et al.59 | 1 | 1 | |
| S02 | Soils & Geology | Silt Fraction in Soil | SoilGrids1km | G: 30 arc-sec | most recent+ | Hengl et al.59 | 1 | 1 | |
| S03 | Soils & Geology | Sand Fraction in Soil | SoilGrids1km | G: 30 arc-sec | most recent+ | Hengl et al.59 | 1 | 1 | |
| S04 | Soils & Geology | Organic Carbon Content in Soil | SoilGrids1km | G: 30 arc-sec | most recent+ | Hengl et al.59 | 1 | 1 | |
| S05 | Soils & Geology | Soil Water Content | Global Soil-Water Balance | G: 30 arc-sec | 1950–2000+ | Trabucco & Zomer47 | 1 | 12 | 1 |
| S06 | Soils & Geology | Lithological Classes | GLiM | G: 0.5 degrees | 1965–2012 | Hartmann & Moosdorf60 | 1 | ||
| S07 | Soils & Geology | Karst Area Extent | Rock Outcrops v3.0 | V: unspecified | most recent$ | Williams & Ford61 | 1 | 1 | |
| S08 | Soils & Geology | Soil Erosion | GloSEM v1.2 | G: 7.5 arc-sec | 2012 | Borrelli et al.62 | 1 | 1 | |
| A01 | Anthropogenic | Population Count | GPW v4 | G: 30 arc-sec | 2010 | CIESIN & SEDAC34 | 1 | 1 | |
| A02 | Anthropogenic | Population Density | GPW v4 | G: 30 arc-sec | 2010 | CIESIN & SEDAC34 | 1 | 1 | |
| A03 | Anthropogenic | Urban Extent | GHS S-MOD v1.0 (2016) | G: 1 km | 2015+ | Pesaresi & Freire63 | 1 | 1 | |
| A04 | Anthropogenic | Nighttime Lights | Nighttime Lights v4 | G: 30 arc-sec | 2008 | Doll64 | 1 | 1 | |
| A05 | Anthropogenic | Road Density | GRIP v4 | G: 5 arc-min | > 1997$ | Meijer et al.65 | 1 | 1 | |
| A06 | Anthropogenic | Human Footprint | Human Footprint v2 | G: 1 km | 1993 & 2009 | Venter et al.66 | 2 | 2 | |
| A07 | Anthropogenic | Global Administrative Areas | GADM | V: unspecified | 2012 | University of Berkeley67 | 1 | ||
| A08 | Anthropogenic | Gross Domestic Product | GDP PPP v2 | G: 5 arc-min | 2015 | Kummu et al.68 | 2 | 1 | |
| A09 | Anthropogenic | Human Development Index | HDI v2 | G: 5 arc-min | 2015 | Kummu et al.68 | 1 | ||
| Σ = 56 (Variables) | Σ = 281 (Attributes) | 110 | 84 | 87 | |||||
*May include different attributes, for example individual classes, average, minimum, and/or maximum values.
$Data have been compiled from various sources with varying or unknown dates, but are supposed to resemble contemporary/most recent conditions.
+Model-based.