Potash accounts for 90% of all the potassium applied to farmland soil in the U.S. in the form of Muriate of Potash (MOP). Potash ore is mined from a half mile beneath the Earth’s surface with ...

Indigenous leader Filipe Gabriel Mura stands before Soares Lake in Brazil’s Amazon, looking out at the amber waters that are ...

Hidden from view dozens of miles below ground, the region holds one of the largest reserves of potash, a mineral that includes potassium ... workers and the ore they mine while the other will ...