These areas are facing a particularly acute situation, with some of the highest malnutrition rates in the region.
At about the same time, the government was announcing a plan to try to reduce the nationwide malnutrition rate among children.
It is an extremely poor area, with a more than 20% malnutrition rate and many families living on subsistence farming.
A major source of food for the nation's poor, the agency is believed to have helped cut malnutrition rates.
Food is being distributed and malnutrition rates are still low, relief officials said.
These areas have the highest malnutrition rates in the world.
The malnutrition rates of refugees arriving in Ethiopia are 45% - three times the rate that constitutes an emergency.
This is amongst the highest malnutrition rates in the world .
In Turkana malnutrition rates are more than twice the emergency level.
Its largely indigenous communities have the highest illiteracy and malnutrition rates.