Penny wise solar power

From Popsci:

No matter whether you felt that Earth Hour was a terrific conservation tactic or an overhyped PR stunt, energy on our planet is in peril. Our daily juice (be it electric, gasoline combustion, atomic, or carbon-based), has become a precious commodity with at least one guaranteed effect: to elicit an instantaneous hot-button opinion from just about everybody.

What can you do about it? Well, one great proactive demonstration would be to stop your regular consumption of dry-cell batteries. Yes, there are numerous substitutes, ranging from rechargeable varieties to alternative energy replacements, but each of these substitutions has a debit that few of us are willing to pay. You know, “costs” like always hunting for an outlet to power a battery recharging station, or getting rid of a clean, slim-line AA battery for a gargantuan solar-driven bat-winged monstrosity.

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