Famine-like conditions already exist in Somalia where an estimated 363,000 children under the age of five are acutely malnourished.
It is estimated that over 20 million people across East Africa are now at risk of starvation.
In parts of war-torn South Sudan, famine has already been declared, while Kenya and Ethiopia are experiencing serious food shortages.
Concern Worldwide is currently providing a range of services including cash, food, water, nutrition, shelter and sanitation and is appealing for more donations to help them escalate their humanitarian response.
The aid agency has over 1,200 experienced staff across Somalia, South Sudan, Kenya and Ethiopia providing life-saving support to 1.8 million people.
Make a donation online now or donate by phone on 1850 211 844.