
géologie
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Earth's landmasses were not always what they are today. Continents formed as Earth's crustal plates shifted and collided over long periods of time. This video shows how today's continents are thought to have evolved over the last 600 million years, and where they'll end up in the next 100 million years. Paleogeographic Views of Earth's History provided by Ron Blakey, Professor of Geology, Northern Arizona University. <p style="text-align:right;color:#A8A8A8"></p>
Earth 100 million years from now (Classic Dump)
Un article de Wikipédia, l'encyclopédie libre. Diagramme de l'échelle des temps géologiques.
Échelle des temps géologiques
Magnetic pole reversal not a sign of doomsday | Earth
En bref : léger séisme dans les Alpes-de-Haute-Provence
catastrophes naturelles
Japon Mars 2011
volcans
tsunamis
séismes
paleo
Geologists routinely find themselves in some of the most remote, beautiful and strange spots on Earth.
Hot Rocks: Geology Photo Contest Winners | Wired Science
Versión en Español This list contains all earthquakes with magnitude greater than 2.5 located by the USGS and contributing networks in the last week (168 hours).

