دانلود کتاب A Concise Geologic Time Scale

A Concise Geologic Time Scale: 2016 presents a summary of Earth's history over the past 4.5 billion years, as well as a brief overview of contemporaneous events on the Moon, Mars, and Venus. The authors have been at the forefront of chronostratigraphic research and initiatives to create an international geologic time scale for many years, and the charts in this book present the most up-to-date international standard, as ratified by the International Commission on Stratigraphy and the International Union of Geological Sciences. This book is an essential reference for all geoscientists, including researchers, students, and petroleum and mining professionals. The presentation is non-technical and illustrated with numerous colour charts, maps and photographs. The book also includes a detachable laminated card of the complete time scale for use as a handy reference in the office, laboratory, or field.Presents a summary of Earth's history over the past 4.5 billion yearsIncludes a brief overview of contemporaneous events on the Moon, Mars, and VenusIncludes full-color figures including charts, stratigraphic profiles, and photographs to enhance understanding of each geologic periodCorrelates regional geologic stages to the standard definitions approved by the International Commission on StratigraphyOffers an explanation of the methods used to create the time scale