It is estimated that a city of ten million people ​ — such as Manila or Rio de Janeiro — ​ has to import as much as 6,000 tons of food per day.
Tiek lēsts, ka pilsētā, kurā dzīvo desmit miljoni cilvēku, kā Manilā vai Riodežaneiro, katru dienu ir jāieved ap seštūkstoš tonnu pārtikas.