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ice age

/ˈaɪs eɪdʒ/

Tradução: Período geológico de longo prazo de resfriamento da temperatura da superfície da Terra e da atmosfera, causando a expansão das camadas de gelo continentais e polares e das geleiras de montanha.

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/ˈaɪs eɪdʒ/B2formalscientific
  • ptPeríodo geológico de longo prazo de resfriamento da temperatura da superfície da Terra e da atmosfera, causando a expansão das camadas de gelo continentais e polares e das geleiras de montanha.

A geological period of long-term reduction in Earth's surface and atmospheric temperature, resulting in the expansion of continental and polar ice sheets and alpine glaciers.

  1. Geological period of glaciationB2formal

    A long period of time in Earth's history when global temperatures dropped significantly, causing large ice sheets to cover vast areas of land.

    ptEra glacial

    • The last ice age ended about 11,700 years ago.
    • During the ice age, much of North America was covered in ice.
    • Scientists study ice cores to understand past ice ages.