Tolerance.ca
Directeur / Éditeur: Victor Teboul, Ph.D.
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Indépendant et neutre par rapport à toute orientation politique ou religieuse, Tolerance.ca® vise à promouvoir les grands principes démocratiques sur lesquels repose la tolérance.

Ghana has a rare treasure, a crater made when a meteor hit Earth: why it needs to be protected

(Version anglaise seulement)
par Marian Selorm Sapah, Senior lecturer, University of Ghana
Impact craters are formed when an object from space such as a meteoroid, asteroid or comet strikes the Earth at a very high velocity. This leaves an excavated circular hole on the Earth’s surface.

It is a basic geological process that has shaped the planets from their formation to today. It creates landscapes and surface materials across our solar system. The moon is covered with them, as are planets…The Conversation


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