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The Conversation USA

Fewer crops are feeding more people worldwide – and that's not good

  • Written by Karl Zimmerer, Professor of Geography, Pennsylvania State University
imagePeruvian potatoes and black corn.www.Shutterstock.com

One day last March I talked with Juliana and Elisa, a mother and daughter who farmed just outside the city of Huánuco, Peru. Although they had only one acre of land in this mountainous landscape, they grew dozens of local varieties of potatoes and corn, along with other crops. And they...

Read more: Fewer crops are feeding more people worldwide – and that's not good

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