Turkey's failure to broker a verifiable maritime pause locks in Black Sea insecurity, keeping both Russian Azov-basin and Ukrainian grain exports far below year-ago levels — a convergent supply shock feeding global food stress.
// Cascade Logic
Failed strike moratorium → sustained Black Sea maritime insecurity → simultaneous depression of Ukrainian and Russian seaborne grain exports.
// Causal Graph
// Causal Links
enablesstrength: 50%shift: 25%
Continued strike tempo in the Azov/Black Sea corridor disrupts loadings and shipping availability at Russian adjacent ports, suppressing export volumes.
enablesstrength: 60%shift: 30%
Without a verified maritime pause, drone/mine risk and prohibitive war-risk insurance keep Ukrainian ports throttled, holding exports far below normal.