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Endangered Species, 2nd ed. (Info | Start Now)
Including the addition of 25 new species, this new 2nd edition is completely updated to reflect the changes in endangered and threatened status.
Endocrine System (Info | Start here)
Examines the endocrine system, which consists of hormone-secreting glands, that are of great importance to the functioning of the human body, including reproductive activity.
Energy (Info | Start here)
Examines the unseen force of energy, both potential and kinetic, and how this force is a vital part in the area of physics.
Energy and Movement (Info | Start here)
Discusses energy and its sources, manifestations, and uses.
English Literature from the 19th Century Through Today (Info | Start here)
This book describes the literary development in English literature from the 19th Century through today.
English Literature from the Old English Period Through the Renaissance (Info | Start here)
Details the evolution of early English literature and the works that have withstood centuries of linguistic and cultural change.
English Literature from the Restoration through the Romantic Period (Info | Start here)
Examines the English writers who helped shape the social, political, and religious climate of the age.
Environment (Info | Start here)
Uses color illustrations to examine the impact of pollution, global warming, and climate change is having on the humans, plants, and animals that reside on Earth.
Environmental Encyclopedia, 4th ed. (Info | Start here)
Provides in-depth, worldwide coverage of environmental issues. Each article is written in a nontechnical style and provides current status, analysis, and suggested solutions whenever possible.
Equus (Info | Start here)
EQUUS provides the latest information from the world's top veterinarians, equine researchers, riders and trainers on understanding and influencing equine behavior, recognizing the warning signs of illness and disease, and solving riding and training problems. Available issues: November 2012 to present. Published monthly.