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As the world's population expands, so too does the risk of communicable disease and global pandemics. Consequently, healthcare has assumed a greater centrality in the public consciousness both in the United States and around the world. With various national and international organizations dedicated to epidemiological research and disease control, societal welfare has become an increasingly significant aspect of public policy. The historical, legal, and scientific factors that form the basis of public health locally and globally are the subjects of this relevant and revealing volume. -
Chemistry is often a daunting subject for students, fostering a bewilderment that sets in upon their first encounter with the Periodic Table. This book demystifies an important aspect of the subject--chemical reactions--and demonstrates exactly how fascinating and fun chemistry can be. Starting out by explaining just what a chemical reaction is--and what it isn't--the book details in accessible language the various kinds of chemical reactions that are possible. It draws upon readily comprehensible everyday examples, like rusting metal, baking bread, battery power, digestion, rotting eggs, and burning candles. The book then turns to a survey of the history of chemical research, beginning in the Ancient and Classical Worlds, progressing to the Medieval alchemists and Renaissance innovators, and ending with the leading lights of modern chemistry. Readers will be introduced to luminaries such as Antoine Lavoisier, John Dalton, Louis Pasteur, Dmitri Mendeleyev, the Curies, and Ernest Rutherford. It concludes with an inspiring examination of how current research and cutting edge developments are using chemistry and chemical reactions to save lives and insure continued life on Earth. This book amply illustrates the accessibility, relevance, and gee-whiz fun of chemical reactions. -
The Internet brought about a total revolution in the world of information. Today, anyone with an Internet connection can access a wealth of information online. As our access to data increases, copyright laws struggle to keep up. This book examines how copyright law has been applied to online content, the emerging open source movement, fair use, proper citation practice, and the ethics of using and citing online information. It is an invaluable resource for today's students. -
In this riveting bilingual caption book, young naturalists will learn about the group dynamics of a pride of lions. This book is written in English and standard Latin-American Spanish and provides both a fun introduction to these fearsome and fascinating big cats and an opportunity to acquire vocabulary in another language. -
The increasing power of mobile communications devices has reached the point where they now act as a pocket-sized computer. With this much power, a wide range of downloadable applications, and always-available Internet access, the ability to use todays smartphones for productivity and schoolwork has huge potential. This book examines the uses, applications, and relative strengths and weaknesses among these devices. It also reveals how mobile devices can be used to find information related to communication, research, school work, and even fun and games. The reader will discover the latest techniques for gathering information on-the-go, in the form of digital photos, text, audio, and video, using mobile devices. They will also learn how to use those same mobile devices to organize, retrieve, and relay the information they have gathered to friends, family, study partners, and teachers. The book also includes the latest guidelines for proper digital and cell phone etiquette and security, Myths and Facts, and 1 Great Questions to Ask an IT Specialist -
Presents a history of ancient American civilizations prior to the arrival of Columbus, discussing history, agriculture, religion, architecture, art, and politics. -
Presents an introduction to rivers and streams, including the effects they have had on human settlements and trade, and the physical geography of the earth; also examines the major rivers in the world, including the Nile, Amazon, and Ganges. -
This book looks at the business of sports, from ticket sales to merchandising to televised broadcasting. -
Discusses energy sources, including their history, nuclear power, renewable energy resources, the effects of the search for resources on the world, and possible future developments. -
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