The authors of the recently completed Comprehensive Assessment of Water Management in Agriculture (CA) concluded that there are sufficient water resources to produce food for a growing population but that trends in consumption, production and environmental patterns, if continued, will lead to water crises in many parts of the world.
Links:
[1] http://admin.indiaenvironmentportal.org.in/feature-article/investing-water-food-ecosystems-and-livelihoods-overview-comprehensive-assessment
[2] http://admin.indiaenvironmentportal.org.in/category/author/charlotte-de-fraiture
[3] http://admin.indiaenvironmentportal.org.in/category/author/david-molden
[4] http://admin.indiaenvironmentportal.org.in/category/author/dennis-wichelns
[5] http://admin.indiaenvironmentportal.org.in/category/journal/agricultural-water-management
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/ecosystem-services
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/agriculture
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/food-prices
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/water-management
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/irrigation
[11] http://admin.indiaenvironmentportal.org.in/category/thesaurus/climate-change
[12] http://admin.indiaenvironmentportal.org.in/category/thesaurus/food-security