Meteorology, once the simple study of atmospheric events,has grown in the 21st century to include such disciplines as atmospheric chemistry and physics, climatology and global warming. This program presents the principles of atmospheric dynamics. The Earth's atmosphere is a dynamic balance of gases and sunlight that allows for the possibility of life and has a unique composition, structure and life sustaining Bio/Geo/Chemical cycles in its lower reaches. Shows how these atmospheric elements are being impacted by the unprecedented burning of fossil fuels. Spanish subtitles. .