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		Evbn on Sept 1, 2012 \| parent \| context \| favorite \| on: If the world’s population lived like... (infograph... The earth's not a closed system, it's powered by the Sun. --MC Hawking.

dredmorbius on Sept 2, 2012 [–]

The solar flux is reasonably constant and finite.

Various cycles (CO2, nitrogen, water, soil) are also relatively finite. We've been perturbing several of these for quite some time, with ultimate effects we can't really know.

Not to mention any natural variability within the system.

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