Luckily, geologists have come up with some mental tricks to help us grok our place among the eons. One of them involves a footstep analogy* that goes something like the following: imagine each step you take represents 100 years of history... After only a few dozen steps—before you can even reach the end of the block—all of recorded history peters out... You would have to keep walking for 20 miles a day, every day, for four years to cover the rest of the planet's history...
PHIL 3340 Environmental Ethics-Supporting the philosophical study of environmental issues at Middle Tennessee State University and beyond...
Thursday, May 14, 2020
A peripatetic cosmic calendar
A footstep analogy: imagine each step represents a century... (The Ends of the World: Supervolcanoes, Lethal Oceans, and the Search for Past Apocalypses by Peter Brannen g'r)
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