SAGE Reference - Encyclopedia of Time: Science, Philosophy, Theology, & Culture

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Earth, Age of

In: Encyclopedia of Time: Science, Philosophy, Theology, & Culture
Edited by: H. James Birx
Subject:Time Studies

About 75 years ago, the best guess for the age of Earth was about 100 million years before the present. About 50 years ago, the best estimate was approximately 2 to 3 billion years. Now, the best estimate is that the ...

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  Birx, H. J. (2009). Earth, age of. In Encyclopedia of time: Science, philosophy, theology, & culture (Vol. 1, pp. 357-359). SAGE Publications, Inc., https://dx.doi.org/10.4135/9781412963961.n159
  
  Birx, H. J. "Earth, Age of." In Encyclopedia of Time: Science, Philosophy, Theology, & Culture, edited by Birx, H. James., 357-59. Thousand Oaks, CA: SAGE Publications, Inc., 2009. https://dx.doi.org/10.4135/9781412963961.n159.
  
  Birx, H. J. 2009. Earth, Age of. In: H. J. Birx Editor, 2009. Encyclopedia of Time: Science, Philosophy, Theology, & Culture, Thousand Oaks, CA: SAGE Publications, Inc. pp. 357-359 Available at: <https://dx.doi.org/10.4135/9781412963961.n159> [Accessed 24 May 2022].
  
  Birx, H. J. "Earth, Age of." Encyclopedia of Time: Science, Philosophy, Theology, & Culture. Edited by Vol. 1. Thousand Oaks: SAGE Publications, Inc., 2009, pp. 357-59. SAGE Knowledge. 24 May 2022, doi: https://dx.doi.org/10.4135/9781412963961.n159.
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