The author of the best-selling 1491, the story of pre-Colombian America, here looks at the enormous impact of the European arrival in the New World. The ramifications were global: while trade altered the balance of power and wealth among nations, the Colombian Exchange, often unknowingly, transferred species of plants and animals from one place to another, radically changing lives and landscapes.
The speaker was introduced by Lissa Muscatine, co-owner of the store.
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