https://phys.org/news/2018-05-grey-gold-ivory-coast-cashes.html > From tiny harvests two decades ago, the West African country now holds the cashew crown, supplanting India as the biggest producer of the nut. > Helped by price guarantees for farmers, its harvest doubled from 380,000 tonnes in 2013 to 711,000 tonnes in 2017, amounting to 22 percent of global output. This year's production of the nut—known locally as "grey gold"—is expected to attain 750,000 tonnes.