The contemporary model for water management and the alternative approaches -- Socioeconomic framework -- Water policy and institutions -- Water use for food purposes -- Water resources inventory and implications of irrigation modernization -- Manifestations of welfare loss -- Prices and water -- A strategy with limited effectiveness -- Water use pattern -- Change in the dietary pattern and water security -- Hydrological Stress and Pressures on Water Availability -- Problems associated to groundwater management -- Vulnerability and Climate Change -- Water demand of major crops -- A methodology -- Gray water footprint and water pollution -- Gray footprint and mining -- Impact of metal extraction on water -- Considerations on virtual water and agri-food trade -- Water footprint of four cereals in Irrigated District 011 -- Forage water footprint in the Comarca Lagunera -- Water footprint in livestock -- Water footprint of bottled drinks of and food security.