Download or read book An Ocean of Air written by Gabrielle Walker and published by Houghton Mifflin Harcourt. This book was released on 2007 with total page 296 pages. Available in PDF, EPUB and Kindle. Book excerpt: A study of Earth's atmosphere traces a journey of scientific discovery, from the Renaissance scientist who realized that we live at the bottom of a dense ocean of air, to a well-meaning inventor who nearly destroys the ozone layer.