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Geologic Time – Period prior to humans. 4.6 billion to 3 million years ago. (See "prehistoric periods" for more detail into this.) Primatomorphid Era – Period prior to the existence of Primatomorpha; Simian Era – Period prior to the existence of Simiiformes; Hominoid Era – Period prior to the existence of Hominoidea
Since about 1.7 million years ago, the Earth has been subjected to a cycle of warm and cold stages and these have, inevitably, affected Ireland. The earliest evidence we have for this effect comes from the period known as the Ballylinian Warm Stage, some half a million years ago. At this time, most of what are now considered to be native Irish ...
During the Last Glacial Maximum, [5] (between about 26,000 and 20,000 years BP) ice sheets more than 3,000 m (9,800 ft) thick scoured the landscape of Ireland. By 24,000 years ago they extended beyond the southern coast of Ireland; but by 16,000 years ago the glaciers had retreated so that only an ice bridge remained between Ireland and Scotland.
The Mesozoic is the middle of the three eras since complex life evolved: the Paleozoic, the Mesozoic, and the Cenozoic. The era began in the wake of the Permian–Triassic extinction event, the largest mass extinction in Earth's history, and ended with the Cretaceous–Paleogene extinction event, another mass extinction whose victims included ...
Reconstruction of a hunter-gatherer hut and canoe – Irish National Heritage Park. Evidence of human activity during the Mesolithic period in Irish history has been found in excavations at the Mount Sandel Mesolithic site in the north of the island, cremations on the banks of the River Shannon in the west, campsites at Lough Boora in the midlands, and middens and other sites elsewhere in the ...
Template: Mesozoic graphical timeline. ... Vertical axis scale: Millions of years ago This page was last edited on 9 December 2024, at 05:49 (UTC). ...
Troops are deployed on the streets of Northern Ireland, marking the start of the Troubles. 1972: March: The Parliament of Northern Ireland is prorogued (and abolished later the following year). 1973: 1 January: Ireland joins the European Community along with the United Kingdom and Denmark. 1973: June: The Northern Ireland Assembly is elected ...
Europe Lopian orogeny: 2.9 2.6 Europe Svecofennian orogeny: 2.0 1.75 Europe Gothian orogeny: 1.75 1.5 Europe Sveconorwegian orogeny: 1.14 .96 Europe Timanide orogeny.62 .55 Europe Cadomian orogeny.66 .54 Europe Caledonian orogeny.49 .39 Europe Variscan orogeny.44 .35 Europe Uralian orogeny.32 .25 Europe Alpine orogeny.15 .25 Europe ...