Meteorology I: Atmosphere is the first of three study guide apps covering definitions and concepts of meteorology. Meteorology: The Atmosphere covers the layers of the atmosphere, air temperature and atmospheric circulations. Meteorology: Weather and Meteorology: Clouds round out the trilogy of study guides, each with definitions, concepts and quizzes. Whether you are interested in learning about our dynamic atmosphere, or if you are studying for an exam, these apps are based upon a 1/2 semester course taught for over 25 years in the college setting and covers the topics from that course.