Across Africa, the worst food crisis since 1985 looms for 50 million

A second year without rain threatens to bring catastrophe for some of the poorest people in the world. Donor countries, in the grip of wars and refugee crises, have been slow to pledge funds. But by the time they do, it could be too late

Harvest should be the time for celebrations, weddings and full bellies in southern Malawi. But Christopher Witimani, Lilian Matafle and their seven children and four grandchildren had nothing to celebrate last week as they picked their meagre maize crop.

Related: 'It's a disaster': children bear brunt of southern Africa's devastating drought | Lucy Lamble