Repeated Blows to an Ancient Continent.

• Localización: Scientific American, ISSN 0036-8733, Vol. 302, Nº. 1, 2010, págs. 65-65
• Idioma: inglés
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• Resumen

  • Photographs of land formations and sedimentary structures on Earth, including the Barberton Mountains in South Africa, the mountains of Australia's Pilbara region, and impact spherules from an asteroid collision with Earth, are presented.