The Shrinking Catch: Climate Change and War Take Their Toll on Tinned Fish Supplies The recent surge in tinned fish sales may have you wondering if this is just another fleeting food trend.
However, behind the scenes, a perfect storm of climate change and war in Iran is shrinking the supply of sardines, Morocco's top export.
According to Rashid Sumaila, a professor at the University of British Columbia who has spent his career studying fisheries and their vulnerability to geopolitical forces, the combination of warmer water and higher fuel costs constitutes a "double whammy" for Moroccan fishermen.