Abstract: Proceedings of SPIE - The International Society for Optical Engineering, Volume 9229, 2014, Article number 922912 Accurate assessment of water use is an important issue in a globally changing climate and environment, where water is becoming a scarce but essential resource. The concept "?Water Footprint (WF) of a crop is defined as the volume of water consumed for its production, where green and blue WF stand for rain and irrigation water usage, respectively. This indicator provides valuable information for a global assessment of how water resou...
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Topics: 
Remote sensing
Agricultural engineering