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|  | The Human Evolution Coloring Book by Adrienne Zihlman
Description not available.A second edition of the popular visual classic contains entirely rewritten text, forty percent new drawings, and coverage of the latest discoveries in human and primate evolution. Original. AUTHOR: Adrienne Zihlman
PUBLISHER: HarperInformation
FORMAT: Paperback
CATEGORY: Science & Nature 
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 | Polar Bears by Ed Zilberts, Louis Sadler, Michael Woods, Mike Woods, Pamela Stuart
Description not available.Describes the physical characteristics, behavior, habitat, infancy, and future of the polar bear AUTHOR: Ed Zilberts, Louis Sadler, Michael Woods, Mike Woods, Pamela Stuart
PUBLISHER: Wildlife Education, Limited
FORMAT: Hardcover
CATEGORY: Science & Nature
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 | Corn Is Maize by Aliki
A look at how corn was discovered, how it came to be one of the world's most important foods, and how it is grown and used today. Two-color illustrations accompany the text. AUTHOR: Aliki
PUBLISHER: HarperCollins Children's Book Group
FORMAT: Paperback
CATEGORY: Science & Nature
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 | W-CDMA for UMTS and 3G Networks by M. Karim, M. Sarraf, Mohsen Sarraf
As service providers start to build 3G (3rd generation) and UMTS (Universal Mobile Telecommunications Systems) networks, they'll have to begin by implementing W-CDMA (Wideband Code Division Multiple Access)--the new access technology. Here's an explanation of that technology network managers can use to make design, purchasing, and operational decisions.
* What providers must know to enable wireless data speeds 40 times the current rate, and the Web and video access customers want
* Shows networking professionals how to integrate US, European, and Pacific Rim flavers of 3G (in Europe its called UMTS) for worldwide roaming access
* First coverage of IMT-2000 (International Mobile Telecommunications for the Year 2000), proposed physical interfaces for 3G/UMTS integration AUTHOR: M. Karim, M. Sarraf, Mohsen Sarraf
PUBLISHER: McGraw-Hill
FORMAT: Paperback
CATEGORY: Science & Nature
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 | Volcanoes by Anness Publishing Staff
Description not available.Describes the forces that cause volcanic eruptions and earthquakes and includes twenty projects and experiments that demonstrate the science behind these phenomena. AUTHOR: Anness Publishing Staff
PUBLISHER: Anness Publishing, Incorporated
FORMAT: Hardcover
CATEGORY: Science & Nature
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 | It Could Still Be Endangered by Allan Fowler
Description not available.Presents many animals that are extinct or endangered, such as the bald eagle, passenger pigeon, and American bison, tells what has caused their numbers to dwindle, and suggests how they might be saved. AUTHOR: Allan Fowler
PUBLISHER: Scholastic Library Publishing
FORMAT: Hardcover
CATEGORY: Science & Nature
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