3 ms·
Consider this: a) at some point our energy budget will exceed total Sun radiation reaching Earth, and b) indefinite "re-usage" of energy is impossible (entropy)
by hebdo 11y ago
Consider this: a) at some point our energy budget will exceed total Sun radiation reaching Earth, and b) indefinite "re-usage" of energy is impossible (entropy).
- varjag 11y agoI actually considered this, making a disclaimer at the beginning and the end of the post :) My point was that the timeframe would likely be quite different, e.g. millennia instead of centuries. From theoretical perspective doesn't change anything, but perhaps makes the argument a bit less dramatic.
- digi_owl 11y agoWhat he did was to take the economists golden calf, the 3% growth pr annum, and run with it in physical terms. Demonstrating how, if economists managed to maintain that growth curve, the energy requirements would be staggering.