ice age

period of long-term reduction in temperature of Earth's surface and atmosphere
Thing general Q49367
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Summary

ice age ranks in the top 0.31% of general entities by monthly Wikipedia readership (19,794 views/month, #245 of 77,819).[1]

Key Facts

  • Subclass of: climate era[2]
  • Commons category: Ice ages[3]
  • Has part(s): glacial period[4], interglacial period[5]
  • Topic's main category: Category:Ice ages[6]
  • Facet of: geologic time scale[7]
  • Described by source: Great Soviet Encyclopedia (1926–1947)[8], The New Student's Reference Work[9]
  • Topic has template: Template:Ice ages[10]
  • Different from: Epoka lodowcowa[11]
  • Studied by: climatology[12], Quaternary[13], stratigraphy[14], palaeogeography[15]
  • On focus list of Wikimedia project: WikiProject Climate change[16], Wikipedia:Vital articles/Level/4[17]

Body

Influence

Things named for ice age include Employment Ice Age[18], a recession[19], in Japan[20] and Ice Age Trail[21], a long-distance trail[22], in United States[23].

Why It Matters

ice age has Wikipedia articles in 30 language editions, a strong signal of global cultural recognition.[24] It is known by 48 alternative names across languages and contexts.[25]

Entities named for it include Employment Ice Age[18], a recession[19], in Japan[20] and Ice Age Trail[21], a long-distance trail[22], in United States[23].

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [2] ↑ . wikidata.org.
  2. [3] ↑ . wikidata.org.
  3. [4] ↑ . wikidata.org.
  4. [5] ↑ . wikidata.org.
  5. [6] ↑ . wikidata.org.
  6. [7] ↑ . wikidata.org.
  7. [8] ↑ . wikidata.org.
  8. [9] ↑ . wikidata.org.
  9. [10] ↑ . wikidata.org.
  10. [11] ↑ . wikidata.org.
  11. [12] ↑ . wikidata.org.
  12. [13] ↑ . wikidata.org.
  13. [14] ↑ . wikidata.org.
  14. [15] ↑ . wikidata.org.
  15. [16] ↑ . wikidata.org.
  16. [17] ↑ . wikidata.org.

Inverse relationships (entities pointing at this one)

  1. [18] ↑ . wikidata.org. → on this site
  2. [21] ↑ . wikidata.org. → on this site

Inline context (facts about related entities)

  1. [19] ↑ . Wikidata. wikidata.org. → on this site
  2. [20] ↑ . Wikidata. wikidata.org. → on this site
  3. [22] ↑ . Wikidata. wikidata.org. → on this site
  4. [23] ↑ . Wikidata. wikidata.org. → on this site

Aggregate / graph-position facts

  1. [1] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [24] ↑ . Wikidata sitelinks. wikidata.org.
  3. [25] ↑ . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). ice age. Retrieved October 10, 2026, from https://4ort.xyz/entity/ice-age-q49367-2
MLA “ice age.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Oct. 2026, https://4ort.xyz/entity/ice-age-q49367-2.
BibTeX @misc{4ortxyz_ice-age-q49367-2_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{ice age}}, year = {2026}, url = {https://4ort.xyz/entity/ice-age-q49367-2}, note = {Accessed: 2026-10-10}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): ice age — https://4ort.xyz/entity/ice-age-q49367-2 (retrieved 2026-10-10)

Canonical URL: https://4ort.xyz/entity/ice-age-q49367-2 · Last refreshed:

Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 17w ago · MariuszRokin · 2026-06-12 view diff on Wikidata ↗
    Svkkl authority id → 0249124-doba-ledova
    "/* wbcreateclaim-create:1| */ Svkkl authority id: 0249124-doba-ledova, [[:toollabs:quickstatements/#/batch/259599|batch #259599]]"
  2. 20w ago · Twofivesixbot bot · 2026-05-20 view diff on Wikidata ↗
    Different from → Epoka lodowcowa
    Subclass of → —
    On focus list of wikimedia project → WikiProject Climate change, Wikipedia:Vital articles/Level/4
    Studied by → climatology, Quaternary, stratigraphy +1
    + 9 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-update-qualifiers:1||1|5 */ Yso id: 8231, mv to monolingual text names on YSO statements"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.