Hank takes us on a trip through time to revisit the 5 major mass extinction events that have impacted species over the Earth's history, and leaves us with some thoughts about what could possibly be the sixth event - the one caused by human activities.
Mostrando entradas con la etiqueta Holoceno. Mostrar todas las entradas
Mostrando entradas con la etiqueta Holoceno. Mostrar todas las entradas
domingo, 27 de mayo de 2012
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