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From Earth's two longest rivers, which flow through African deserts and Amazon jungles, to Siberia's great Yenisei-Angara river system, which drains into the Arctic Ocean, this appealing book vividly brings the world's great waterways into focus. Students will discover how these rivers came to exist, their place in history, what makes each unusual, and current environmental challenges.

From Earth's two longest rivers, which flow through African deserts and Amazon jungles, to Siberia's great Yenisei-Angara river system, which drains into the Arctic Ocean, this new book brings the world's great waterways into vivid focus. "In the Field" sidebars cover such topics as drilling for oil, ice breakers in action, and more.