Black Sea Grain Corridor Under Fire: Ukraine Exports Plunge 75%, Mutual Strikes Disrupt Global Supplies

Russia's intensified strikes on Ukrainian Black Sea ports, including Odesa, have slashed Ukraine's grain exports by 75% year-on-year in the first two weeks of August 2026, according to Reuters, with shipments nearly halted during peak harvest season. Ukrainian port authorities reported over 70 attacks on infrastructure and 62 on vessels in July alone. In retaliation, Ukrainian strikes have disabled over 90% of Russia's Azov-Black Sea grain export capacity, suspending operations at all three major terminals in Novorossiysk—NKHP, NZT, and KSK—which normally handle around 25 million metric tons annually. The New York Times and BBC confirm these tit-for-tat attacks have created a mutual blockade, echoing broader maritime conflicts. This disruption comes amid global recovery from pandemic and conflict shocks, with importers like Egypt (82% of H1 wheat from the region) and Indonesia facing delays. Bloomberg Agriculture Spot Index signals rising prices, pushing Chicago wheat futures to two-year highs. Deeper connections emerge: alternative routes (rail, Danube) can cover only 50-55% of Black Sea capacity per Ukraine's agriculture minister, while other risks like potential Strait of Hormuz issues and El Niño compound vulnerabilities. Ukraine has cut its 2026/27 export forecast to 38-40 million tons, a 12% drop, threatening food security in import-dependent nations and highlighting the fragility of concentrated export chokepoints.