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organizacion-quimica-1-1

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Bibliografías<br />

https://co2accion.wordpress.com/2007/07/20/20-propuestas-para-frenar-el-calentamientoglobal-desde-tu-trabajo/<br />

http://www.transparenciamedioambiente.df.gob.mx/index.php?option=com_content&view=artic<br />

le&id=123%3Aconsejos-para-contribuir-a-controlar-el-calentamientoglobal&catid=52%3Acambio-climatico&Itemid=428<br />

https://es.wikipedia.org/wiki/Ciclo_del_carbono

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