Speak out on disruptive Ukraine war

The Africa climate summit that opens in Nairobi on Monday is happening at a time when the continent’s leaders appear increasingly united on the need to tackle the issue of global warming.

I think it is also an opportunity to rally African leaders on yet another big and more consequential battle — the Russian invasion of Ukraine and how it is constraining our ability to turn to the world market to make up shortfalls in the domestic food supply.