The world's food supply depends on Morocco Here's why ,
Know MoreNov 21, 2013· The world's food supply depends on Morocco Here's why , That gives the North African country a near-monopoly on the multibillion-dollar global trade of the mineral mined from phosphate rock ....
By Joyce A Ober - USGS Mineral Resources Program
Know MorePhosphate rock minerals are the only significant g lobal resources of phosphorus The United States is the world's leading producer and con sumer of phosphate rock, which is used to manufacture phosphate fertilizers and industrial products for domestic us e and export In 1996, 10 com panies operated 18 phosphate rock min...