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Current Version – v.1.0.
NEW: The GRAIN Visualizer website is now LIVE.
What is GRAIN?
GRAIN (Global Registry of Agricultural Irrigation Networks) provides an open, globally consistent map of surface irrigation canals derived from OpenStreetMap (OSM) and enhanced with machine learning.
The dataset spans 95 countries and includes over 3.8 million km of canal networks, classified by use type (agricultural, urban, navigation) and validated against regional inventories.
This website serves as a documentation portal for GRAIN, and contains information on the following:
This website serves as a documentation portal for GRAIN, and contains information on the following:
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Methodology and Datasets Used
Brief details on the methodology and datasets used to generate the GRAIN dataset.
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Reproduce Workflow
Step-by-step explanation of how to recreate GRAIN data for a sample region.
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Dataset Structure
Information on the GRAIN Dataset Attribute Schema.
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Reading GRAIN
Instructions on how to read and visualize GRAIN data using Python and QGIS.
Codebase:
GRAIN GitHub Page
Links to reference paper and the latest version of the GRAIN dataset:
📘 Reference Paper:
Suresh et al., 2026, Earth System Science Data
💾 Dataset (v1.0.0):
10.5281/zenodo.16786488