SUSTAINABLE FOOD

OCA: ONE TINY PIECE OF OUR BIG PUZZLE

This week UW-Madison ethnobotanist Eve Emshwiller taught me to care deeply about oca, a funky little tuber that I will probably never see. Botany seems like a conflicted field to me.  Some researchers are working to develop “perfect” varieties of plants that can be grown in vast monocultures, while other […]