Earth Observation

Methodology and Progress Reports Data source
O. Rojas, A. Vrieling b, F. Rembold: Assessing drought probability for agricultural areas in Africa with coarse resolution remote sensing imagery
 
M.Meroni, D.Fasbender, etc: Early detection of biomass production deficit hot-spots in semi-arid environment using FAPAR time series and a probabilistic approach
 
R.V. Hoolst, H. Eerens, etc: FAO’s AVHRR-based Agricultural Stress Index System (ASIS) for global drought monitoring
Precipitation
ECMWF:http://mars.jrc.ec.europa.eu/mars/About-us/FOODSEC/Data-Distribution
RFE:https://earlywarning.usgs.gov/fews/datadownloads
NDVI
METOP: http://www.vito-eodata.be/PDF/portal/Application.html#Home
NOAA-AVHRR: http://www.star.nesdis.noaa.gov/smcd/emb/vci/VH/vh_browse.php
Maps
Boundary maps : GAUL 2014 (DISCLAIMERS). More information on GAUL: http://www.fao.org/geonetwork/srv/en/metadata.show?id=12691
Crop mask
Crop mask : Global Land Cover - SHARE (GLC-SHARE)
 
User manual and training materials Selection of ASIS-based research papers
Video: Agricultural Stress Index System - ASIS
 
GIEWS Earth Observation website: A brief user guide
 
Country-Level ASIS: an agriculture drought monitoring system
 
O. Rojas, Shukri Ahmed: Feasibility of using the FAO-Agricultural Stress Index System (ASIS) as a Remote Sensing based Index for Crop Insurance.
 
O. Rojas, Y. Li, R.Cumani: Understanding the drought impact of El Niño on the global agricultural areas: An assessment using FAO’s Agricultural Stress Index (ASI)
 
M. Cumani, O. Rojas: Characterization of the Agricultural Drought Prone Areas on a Global Scale, using the FAO Agricultural Stress Index System (ASIS) to enhance the understanding of, and boost resilience to, water stress conditions in drought-prone areas


Related links
FAO's work on Geospatial
E-learning course: Hyper-temporal remote sensing to support agricultural monitoring
FAO Irrigation and drainage paper 56: Crop evapotranspiration - Guidelines for computing crop water requirements