Concept information
Terme préférentiel
ice ages
Définition
- Ice ages are times in earth history when earth's climates were appreciably colder than normal and glaciers covered significantly larger areas of the earth compared to today. Ice ages represent conditions associated with the extreme cold periods and global cooling of an otherwise normally fluctuating global climate system. [Source: Encyclopedia of Environment and Society; Ice Ages]
Concept générique
Appartient au groupe
URI
http://data.loterre.fr/ark:/67375/N9J-T3KLZXPJ-Q
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