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Humphrey leads CRU's Potash Analysis editing the Potassium Chloride Market Outlook, Potash Cost Service and Potassium Sulphates and Potassium Nitrate Market Outlook.

He joined the company in August 2016 and was previously the Fertilizer Team's Cost Analyst contributing across the nutrient teams. Prior to joining CRU, Humphrey worked as a geologist at a major lead-zinc mine in the Republic of Ireland and at a gold exploration project in Mexico. He holds an MSci in Geology from Imperial College London and an MSc in Mining Geology from Camborne School of Mines (University of Exeter). He is fluent in Spanish.

Articles from our industry expert

Close-up image of fertilizer on a field with a tractor at the back


Israel-Gaza conflict poses risks to Israeli fertilizer supply

The rapid and severe intensification of the Israel-Gaza conflict on 7 October saw some of the worst fighting in the region in more than half a century. With the epicentre...

10 October 2023