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Ubi dubium, ibi libertas

En el campo de la observación, la oportunidad sólo favorece a la mente preparada

Louis Pasteur

"¿Podríais darme vuestra opinión sobre las energías?"
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Sonia16
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(missing resource [message.user.registered] for locale [en_US] :05:06 del 10 de Mayde 2008
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Buenas!!Estoy haciendo un trabajo y necesito varias opiniones sobre la energía solar,el abuso de los combustibles fósiles,las energías alternativas,etc. Por favor contesten lo más rápido posible! Gracias!

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