This
note covers the following topics: Life and its Requirements, Origin and
Evolution of Life, Observing Habitable Environments, Contemporary Environ
Issues, Endogenic Processes: Tectonics, Volcanos and Atmospheres, Evolution of
Early Earth, Comets, Meteors.
This book addresses
important current and historical topics in astrobiology and the search for life
beyond Earth, including the search for extraterrestrial intelligence.