Nairobi, July 29 -- Across Africa, water has become the defining constraint shaping the continent's food systems, economies and long-term stability. Climate change is making rainfall increasingly erratic, with droughts lasting longer and floods becoming more frequent and destructive.

In 2024 alone, floods destroyed vast areas of cropland in several countries, while droughts slashed cereal production by as much as 50 per cent in some regions. The result has been reduced harvests, rising food imports and millions more people facing hunger.

Agriculture remains the backbone of many African economies, yet it still depends overwhelmingly on rainfall.

That model is no longer sustainable. Only about six per cent of Africa's agricultural land i...