Much has been written about global warming and climate change, but Dr. Claire Parkinson, a NASA climatologist, cautions about the more alarmist predictions of future crises. Global warming is a fact, but how we go about dealing with it is still open for discussion. Dr. Parkinson warns against massive geoengineering schemes that might backfire and create an even larger disaster than they were trying to correct.

This Reading provides background information on the underlying concepts in the Activities included in the book, Project Earth Science: Astronomy, Revised 2nd Edition. The Readings go beyond what is found in the background information in the Activities. They can be used as supplementary information for the teacher, or to enhance classroom discussions.