This book describes population similarities and differences between humans and other species. It shows how changes in technology have affected the world population growth. The book demonstrates that humans, like other organisms, are subject to natura READ MORE »
BrainMass Need to Know eBooks are printable PDF documents that offer detailed explanations of specific topics of interest. Each book is authored by an expert on the subject and offers summary information, step-by-step explanations, answers to common questions, and additional resources for further study.
Our authors hail from the best graduate schools in the world. All BrainMass eBooks are focused on a particular topic, ensuring that the content will be useful as well as applicable and practical. They are a fantastic resource for all students looking to improve their grades, or for anyone looking to improve their know-how.
What's Included in a Need to Know eBook
BrainMass "Need to Know" eBooks provide you with study-ready explanations of key concepts and ideas. Our books are authored by our Experts, who are also available to answer questions. Here's a quick rundown of what each of our academic eBooks features:
A Useful Introduction to the Concept
Each Expert takes the time to explain the nature of the concept, where it comes from and why it's relevant for those studying that subject. Often, a real-world example of why it's important is included. Our introductions "set the stage" for you to read on and learn everything you "need to know."
Key Points in their own Sections
Each "Need to Know" eBook will be broken down into a few different sections. Each individual section will be dedicated to one aspect of the book's topic, which when put together, will ensure you have a full understanding of the topic at hand.
Diagrams & Illustrations
Many of our Experts will include illustrations and visual aids to enhance their eBooks. Often, having a diagram can really help in making something easy to understand, so we encourage our authors to use them as much as they can.
A Glossary of Key TermsEvery subject of study has terms and expressions that are unique to that field. Our "Need to Know" eBooks help by providing a list of the most common terms and a definition for each one.
Additional Resources & ReferencesThose students who are looking for more information will always have a place to continue their research. Our Experts will provide you with helpful and interesting links that will expand your understanding of the topic in question.
BrainMass Need to Know academic eBooks are not only a fantastic way to get explanations of troublesome topics, but they also provide a great place to start studying a topic that's coming up in a class.
Remember that if you have any comments or suggestions about our eBooks, we'd love to hear about it. Just send an email to firstname.lastname@example.org.
The book presents alternative energy options clearly and concisely. Each form of renewable energy is discussed with definitions, the history of use, the present technology being used to harness the energy, the advantages and disadvantages of this ene READ MORE »
This book describes scientific uncertainty and precaution specifically as both concepts apply to environmental and related policies. Policy makers, and the scientists whose work informs the policies, frequently have conflicting definitions of these t READ MORE »