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    ice age
    /ˈʌɪs eɪdʒ/

    noun

    • 1. a glacial episode during a past geological period.
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  3. 23 hours ago · Polar ice melt caused by global warming is changing the speed of Earth’s rotation and increasing the length of each day, in a trend set to accelerate over this century as humans continue to pump ...

  4. 4 days ago · An age is the smallest hierarchical geochronologic unit and is equivalent to a chronostratigraphic stage. There are 96 formal and five informal ages. A chron is a non-hierarchical formal geochronology unit of unspecified rank and is equivalent to a chronostratigraphic chronozone.

  5. 3 days ago · ice, solid substance produced by the freezing of water vapour or liquid water. At temperatures below 0 °C (32 °F), water vapour develops into frost at ground level and snowflakes (each of which consists of a single ice crystal) in clouds.

  6. 2 days ago · They have found more arrows, clothing (including a 1,700 year-old Iron Age tunic and a 3,400 year-old Early Bronze Age shoe), and even prehistoric skis. Such items are often in pristine condition ...

  7. 5 days ago · Read science articles on the ice age, glaciation and climatology. Discover the connection between ice ages and global warming.

  8. en.wikipedia.org › wiki › MioceneMiocene - Wikipedia

    1 day ago · The Miocene ( / ˈmaɪ.əsiːn, - oʊ -/ MY-ə-seen, -⁠oh-) [6] [7] is the first geological epoch of the Neogene Period and extends from about 23.03 to 5.333 million years ago (Ma).

  9. 5 days ago · Arctic, northernmost region of Earth, centered on the North Pole and characterized by distinctively polar conditions of climate, plant and animal life, and other physical features. The term is derived from the Greek word arktos (‘bear’), referring to the northern constellation of the Bear.