Deadly famine is already affecting 100,000 people in parts of South Sudan and threatens to extend to Yemen, Somalia and northeast Nigeria. Widespread famine across all four countries is not yet inevitable, but G7 leaders need to act now with a massive injection of aid, backed with a forceful diplomatic push to bring an end to the long-standing conflicts that are driving this hunger crisis. Details here.
Africa is no stranger to famine. Except now, the crisis is even worse and more widespread than it was in 2011.
That's when this image, depicting famine refugees in the Horn of Africa, was taken. Andy Hall/Oxfam