Urban Food Security in a Crisis Prone World: The Urban, Water, and Food Nexus

The world will likely exceed 9 billion people by 2050 and is unlikely to stabilize in the 21st century, requiring 70–100% more food production, while an increasing number of countries are reaching alarming levels of water scarcity. Water for irrigation and food production constitutes one of the greatest pressures on freshwater resources. Agriculture accounts for around 70% of global freshwater withdrawals (up to 90% in some fast-growing economies), impacting environmental flows, downstream ...