This course is an introduction to the principles of the sciences of meteorology and climatology. Topics include the history of the sciences; origin, evolution, and structure of the atmosphere, major atmospheric variables that determine the weather, global and local wind circulations, air masses and frontal systems, birth and development of extratropical and tropical cyclones and associated severe weather phenomena, weather map analysis and interpretation, objective techniques used by meteorologists to forecast weather, air pollution, atmospheric optics, global climate and the processes that produce climate change including "global warming."