WaterMap N-Africa: A Remote Sensing Platform for Agricultural Water Management

WaterMap N-Africa is a satellite-based monitoring platform, developed by the Aerospace Information Research Institute, Chinese Academy of Sciences (AIR-CAS) with support from The Alliance of International Science Organizations (ANSO), to tackle severe water scarcity and promote sustainable agricultural water management in Egypt, Morocco, Tunisia, Libya, and Algeria.

By integrating multi-source remote sensing data and the ETMonitor model, WaterMap N-Africa delivers three core functions:

  • Quasi-real-time water resources monitoring
  • Precision agricultural water-use analysis
  • Decision-support datasets on water resource/use management
System Framework

Data Description

Water Resources Data
  • Precipitation data
  • Precipitation minus Actual Evapotranspiration (P-ET)
Agricultural Water Data
  • Daily/Anual (1km/500m/30m) Actual Evapotranspiration (AET) data
  • Daily/Annual (1km/500m/30m) Gross Primary Productivity (GPP)
  • Annual (1km/500m/) Net Primary Productivity (NPP)
  • Annual (1km/500m/30m) Water Use Efficiency