The war in Ukraine has wiped millions of tonnes of grain from the market, leaving big questions about how nations in Africa and elsewhere will cope.
The turmoil has added to rising food prices and led to fears of widespread hunger.
This story is part of a series in TW+ magazine on the wide-ranging impacts of the Russia-Ukraine conflict on shipping. Read the full stories when the magazine is published on 20 May.
Around 1.7bn people — 20% of the world’s population — are at risk of hunger and poverty as a result of Russia’s war on Ukraine, according to United Nations secretary general Antonio Guterres.