Travel through the Rocky Mountains, the Arctic, the Gulf of Mexico, and the Great Lakes and see how these regions have influenced how people have settled and changed the land. Look at strategies people are using to protect these fragile environments.
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Book Description National Geographic Society. Hardcover. Book Condition: New. Bookseller Inventory # DADAX0792243803
Book Description National Geographic School Pub, 2007. Paperback. Book Condition: New. book. Bookseller Inventory # 0792243803