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Calentamiento Global
Calentamiento GlobalPresentado por:Angel Ernesto Romero EscalanteRE100305
URL del video:https://www.youtube.com/watch?v=R-XmKD_wmPQ
URL del video:https://www.youtube.com/watch?v=R-XmKD_wmPQ2URL del Video:https://www.youtube.com/watch?v=nJ0SySwgvEQ
https://www.youtube.com/watch?v=nJ0SySwgvEQ3URL de video: https://www.youtube.com/watch?v=nRqYadXcYPk
https://www.youtube.com/watch?v=nRqYadXcYPk4URL de video:https://www.youtube.com/watch?v=RjT56iqfRg0
https://www.youtube.com/watch?v=RjT56iqfRg05