Información del autor
Autor Flórez A., Hernando; Universidad Católica de Pereira |
Documentos disponibles escritos por este autor (1)
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texto impreso
The planet earth has meticulously formed by millions of years to support life, this fact has not relieved of uses and abuses by its inhabitants who have acted greedily extracting the resources to the point of putting their livelihoods at risk, t[...]