The U.N. Says Gaza Is Close to Famine. What Does That Mean?
New York Times
Several criteria, including acute malnutrition in at least 30 percent of children, go into determining that a famine exists. It is not clear who has the authority to officially declare a famine in Gaza.
https://www.nytimes.com/2024/03/03/world/middleeast/gaza-famine-hunger-un.html