The Used and Rental copies of this book are not guaranteed to include any supplemental materials. Typically, only the book itself is included. This is true even if the title states it includes any access cards, study guides, lab manuals, CDs, etc.
The new Sixth Edition of this leading environmental science text covers the enormous environmental challenges facing our world today. It helps readers think critically about the issues, and understand the concepts that underlie environmental problems. Rather than telling readers what to think, this book provides the information and tools they need to reach their own conclusions. It offers solid scientific content balanced with effective and current examples of problems and solutions.