Deep Time: Discovering an Ancient Earth
Explore Earth's geological history through deep time, from ancient origins to the Rocky Mountains. Learn how scientists uncover planet's 4.6-billion-year story.
Explore Earth's geological history through deep time, from ancient origins to the Rocky Mountains. Learn how scientists uncover planet's 4.6-billion-year story.
This fascinating course takes learners on a journey through Earth's deep geological history, from the origins of our planet to the formation of the Rocky Mountains. Taught by Professor Alan Lester, the course combines scientific principles with geological evidence to explain how Earth evolved over billions of years. Students learn about the development of early oceans, atmospheres, and continents, while exploring how geologists use various methods to date rocks and reconstruct ancient environments. The course particularly focuses on the geological evolution of North America and the Rocky Mountains, providing both theoretical knowledge and practical field observations.
4.8
(19 ratings)
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What you'll learn
Understand the principles of geological time and dating methods
Explore the formation and evolution of Earth's earliest features
Learn how geologists reconstruct ancient environments
Analyze the geological history of the Rocky Mountains
Develop skills in evaluating scientific evidence and methods
Skills you'll gain
This course includes:
238 Minutes PreRecorded video
4 assignments
Access on Mobile, Tablet, Desktop
FullTime access
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There are 4 modules in this course
This course explores the concept of deep time and Earth's ancient history through the lens of modern geology. Students learn about the origins of scientific thinking and geological methods, followed by an in-depth study of Earth's formation, early development, and the evolution of its oceans, atmosphere, and continents. The curriculum places special emphasis on the geological history of North America and the Rocky Mountains, using these as case studies to understand broader Earth processes. Through virtual field trips and detailed analyses, participants discover how geologists reconstruct past environments and interpret the rock record.
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Instructor
Lecturer at the University of Colorado Boulder
Dr. Alan Lester is a lecturer at the University of Colorado Boulder, where he brings a diverse background as both a renowned rock climber and an accomplished geologist. His journey in geology began during his undergraduate studies at the University of Oregon, followed by a Ph.D. from the University of Colorado Boulder. Dr. Lester's research focuses on the origin and evolution of the Rocky Mountains, utilizing various technologies such as paleomagnetism, stable isotopes, trace elements, and radiometric dating. Since the mid-1990s, he has held multiple roles at CU Boulder, including Senior Instructor and Research Associate, earning several awards for excellence in undergraduate education. In recent years, he has concentrated on geoscience education and sharing the history of science with students. Additionally, Dr. Lester has worked as a part-time commercial airline pilot for over a decade, providing him with a unique aerial perspective that enriches his teaching and storytelling in the classroom.
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4.8 course rating
19 ratings
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