21 Jul '11, 8am

Galactic-scale energy: Part 1

This is a guest post by Tom Murphy. Tom is an associate professor of physics at the University of California, San Diego. He currently leads a project to test General Relativity by bouncing laser pulses off of the reflectors left on the Moon by the Apollo astronauts, achieving one-millimeter range precision. Motivated by the unprecedented challenges we face, he has applied his instrumentation skills to exploring alternative energy and associated measurement schemes. Following his natural instincts to educate, Murphy is eager to get people thinking about the quantitatively convincing case that our pursuit of an ever-bigger scale of life faces gigantic challenges and carries significant risks. This article is Part 1 of a two-part assessment of the implications of continued growth. The article first appeared at

Full article: http://www.theoildrum.com/node/8155

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