Instant climate change! Just add large comet

• Autores: Colin Barras
• Localización: New scientist, ISSN 0262-4079, Nº. 2939, 2013, pág. 10
• Idioma: inglés
• Texto completo no disponible (Saber más ...)
• Resumen

  • Two geologists claim they have evidence that carbon dioxide levels in Earths atmosphere more than doubled in a single year at the end of the Palaeocene. The increase helped trigger the most extreme change in surface temperatures since dinosaurs ruled the land. The speed of the change makes an extraterrestrial impact the likely cause, they say.