So Many Options, So Few Choices - a podcast by Jim Metzner

Of the hundreds of thousands of species of plants in the world, humanity depends on only about a dozen species for food. This archival program is part of Pulse of the Planet's 30th anniversary celebration. Richard Evans Schultes (1915 - 2001) has been called the father of modern ethnobotany. His work inspired the film "Embrace of the Serpent".

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