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Autonomous (Robotic) Weapons Miscellany
Causes of Societal Collapse Miscellany
Vulnerability from Complexity 2018 through 2019
Energy Returned on Energy Invested (EROEI or EROI)
various reasons why almost all civilizations collapse
web
web
http://www.bbc.com/future/story/20190218-are-we-on-the-road-to-civilisation-collapse
author
Luke Kemp
publication
BBC
date
2019-02-19
Documents:
the average lifespan of a civilization is 336 years
web
BBC
2019-02-19
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