4. You can also eliminate the need to tap into the grid by building solar rechargers such as this: http://www.solorb.com/elect/solarcirc/aa...
or by buying one like this: http://store.sundancesolar.com/posochfor...
Other Answers (3)
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Always use rechargeable batteries. Batteries are made of chemicals which to not disintegrate therefore staying in waste form instead of breaking down into the earth. They also contain toxic material. Rechargeables are mush better because they allow less batteries to be disposed of, therefore less toxic waste! Yes definitely buy those!
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definatly rechargeable
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Don%26#039;t use electricity at all.
