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Global water data for science, engineering and research.
Find rainfall, river-flow, climate, elevation, satellite, groundwater, water-quality, irrigation, crop-water, agricultural, vegetation, plant-index, forest, desertification and land-degradation datasets. Discover data and preparation guidance for SWAT+, HEC-HMS, HEC-RAS, CROPWAT, GIS, remote sensing, crop monitoring and ungauged-basin analysis.
110
Published datasets
15
Research sectors
102
Providers
78
Software tools
Browse by research sector
Rainfall & Climate
Gauge, satellite, reanalysis and forecast rainfall and climate datasets.
12 datasetsRiver Flow & Hydrology
River discharge, water level, basin and hydrological time-series data.
10 datasetsDigital Elevation Models
Terrain, elevation, slope, drainage and catchment delineation data.
12 datasetsSatellite & Earth Observation
Optical, radar and multispectral imagery for water and environmental analysis.
10 datasetsGroundwater
Aquifer, borehole, groundwater level, recharge and storage data.
11 datasetsWater Quality
Surface-water and groundwater quality and pollution data.
9 datasetsSoils & Land Cover
Soil properties, land use and land-cover data.
10 datasetsVegetation & Plant Indices
NDVI, EVI, crop condition, biomass and plant-production indicators.
6 datasetsForest Monitoring
Forest cover, canopy, biomass, loss, gain and fire data.
3 datasetsDesertification & Land Degradation
Erosion, land degradation, drought and restoration indicators.
3 datasetsAgriculture, Crop & Irrigation
Irrigated areas, crop water demand, evapotranspiration and agricultural data.
6 datasetsFlood, Drought & Hazards
Flood, drought, extremes, exposure and risk data.
6 datasetsHydrological Modelling Data
Input and calibration data for SWAT+, HEC-HMS and rainfall-runoff models.
8 datasetsHydraulic Modelling Data
Terrain, bathymetry, cross-sections, roughness and boundaries for HEC-RAS.
4 datasetsResearch Software & Processing Tools
Software and utilities for processing and analysing water data.
0 datasetsFeatured and recently verified datasets
Desertification & Land Degradation
Featured
WOCAT Global Database on Sustainable Land Management Technologies and Approaches
An open global database containing more than 2,000 field-tested sustainable land-management practices from over 130 countries, including technologies, implementation approaches, technical specifications, costs…
Desertification & Land Degradation
Featured
Trends.Earth Global SDG 15.3.1 Land Degradation Indicators, 2000–2023
A global 14-band Cloud-Optimized GeoTIFF providing SDG Indicator 15.3.1, land-productivity dynamics, land-cover degradation and soil-organic-carbon change for the 2000–2015 baseline and subsequent assessment p…
Desertification & Land Degradation
Featured
UNCCD SDG Indicator 15.3.1 — Proportion of Land That Is Degraded Over Total Land Area
The official UNCCD land-degradation indicator reporting the area and proportion of degraded land by country, region and world grouping, calculated from land-cover change, land-productivity dynamics and soil-or…
Forest Monitoring
Featured
RADD Radar Forest Disturbance Alerts for Primary Humid Tropical Forests
An openly available near-real-time forest-monitoring product using Sentinel-1 C-band radar to identify complete and partial tree-cover disturbances at 10-metre resolution across primary humid tropical forests…
Forest Monitoring
Featured
Hansen Global Forest Change v1.13 — Tree Cover, Annual Forest Loss and Forest Gain, 2000–2025
A global Landsat-based forest-monitoring dataset providing percentage tree-canopy cover for 2000, annual gross forest-cover loss from 2001 through 2025, forest gain for 2000–2012, land and water masks and mult…
Forest Monitoring
Featured
Global Drivers of Forest Loss at 1 km Resolution, 2001–2025
A global one-kilometre dataset identifying the dominant direct driver of tree-cover loss between 2001 and 2025, with seven driver classes and separate probability layers produced using Landsat, Sentinel-2, sup…
Vegetation & Plant Indices
Featured
EUMETSAT LSA SAF EPS Global Ten-Day Vegetation Parameters — LAI, FAPAR and FVC
A global ten-day vegetation dataset providing Leaf Area Index, Fraction of Absorbed Photosynthetically Active Radiation and Fractional Vegetation Cover at approximately 1 km resolution from January 2007, with…
Vegetation & Plant Indices
Featured
Global Vegetation Greenness from AVHRR GIMMS-3G+, 1981–2022
A long-term global vegetation dataset providing maximum NDVI values twice per month at 0.0833-degree spatial resolution from January 1982 through December 2022, with quality and satellite-contribution informat…
Vegetation & Plant Indices
Featured
GLASS V6 MODIS Global Leaf Area Index — 250 m, 8-Day
A global eight-day Leaf Area Index dataset at 250-metre resolution derived from MODIS surface reflectance using the GLASS Version 6 bidirectional long short-term memory model, with coverage from 2000 through 2…
