Hundreds of species of plants around the world are threatened or endangered these disappearing plants play in our ecosystems and what we can do to save them

English Time is a six-level communicative course for children who are studying English for the first time. This course develops students` speaking, listening, reading and writing skills through activities that appeal to their curiosity and sense of fun

This book will be a valuable tool for teachers at any level who work with students learning english as a second language. The exercises in this book offer useable guides to learn, practice, and master a variety of essential language-based reading and spelling skills

The Encyclopedia of Stem Cell Research provides a clear understanding of the basic concepts in stem cell biology and addresses the politics

In this book Holden Thorp and Buck Goldstein make the case for the pivotal role of research universities as agents of societal change. They argue that universities must use their vast intellectual and financial resources to confront global challenges such as climate change, extreme poverty, childhooddiseases, and an impending worldwide shortage of clean water

This book is based on the lecture notes of a course taught at the University of Illinois at Chicago to advanced undergraduate and graduate students, teaches how to use Mathematica to solve a wide variety of problems in mathematics and physics

This story is about a woman who was searching for everything across Italy, India and Indonesia

Covering a broad spectrum of topics that reflect both the hiistory and state-of-art in the field, this reader friendly supplement collects the latest advancements and research on new processes, developments, and technologies for the dissementation, access, and analysis of information - serving as a stand-alone source for anyone requiring an instant update on the many innovations in library science and information acquisition that have taken place over the past few years

This two astonishing stories about the rise and fall of the Comanches, the most powerful Indian tribe in American History. The second entails one of the most remarkable narratives ever to come out of the Old West: the epic saga of the pioneer woman Cynthia Ann Parker and her mixed-blood son Quanah, who became the last and greatest chief of the Comanches

This book provides a solid foundation of the basic theory and fundamentals of electricity and electronics. Clearly-written and well-illustrated, this textbook is a great starting point for those considering a career in electricity and electronics