The Valencia region is part of an agricultural heartland in south-eastern Spain, which exports large quantities of fruit and vegetables to the rest of Europe.

Authorities in neighbouring countries have struggled to cope with the smuggling of huge quantities of pills across their borders.

On the lower end of skills and pay, apparel employment shriveled as Southern California garment makers focused on fashion and small quantities, eliminating tens of thousands of manual labor jobs.

Rights groups have long alleged that large quantities of minerals from legitimate mines, as well as from facilities run by armed groups, are transported to neighbouring Rwanda and end up in our phones and computers.

The experts at UC Davis and North Dakota State University said some of the most vulnerable commodities include pistachios, dairy products, wine and almonds, all of which are exported in large quantities to China.