This unique encyclopedia enables students to understand the myriad ways that the Columbian Exchange shaped the modern world, covering every major living organis

This unique encyclopedia enables students to understand the myriad ways that the Columbian Exchange shaped the modern world, covering every major living organis

Thirty years ago, Alfred Crosby published a small work that illuminated a simple point, that the most important changes brought on by the voyages of Columbus we

More than 200 million years ago, geological forces split apart the continents. Isolated from each other, the two halves of the world developed totally different

"The best thing about this book is its overarching thesis, the concept of a Columbian exchange. This provocative device permits Crosby to shape a lot of familia