This book provides a broad overview of the subject of climate change that is specifically written to be accessible and interesting for senior high school or introductory college-level audiences. It examines 35 specific claims that have been made about global climate change by believers and skeptics. Examples of specific issues that are scrutinized and explained in the book include: trends in the extent and condition of Arctic and Antarctic Sea ice packs, the accuracy of climate forecasting models, whether extreme weather events are increasing as a result of climate change, and the benefits and drawbacks of various schemes to limit greenhouse gas emissions.