glacial maximum


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glacial maximum

[¦glā·shəl ′mak·sə·məm]
(geology)
The time or position of the greatest extent of any glaciation; most frequently applied to the greatest equatorward advance of Pleistocene glaciation.
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During the Last Glacial Maximum (LGM), most Andean glaciers moved down slope and reached their lowermost positions at about 3000 m in the eastern Andes of Colombia, Ecuador and northern Peru (Rodbell 1994).
The end of the Last Glacial Maximum in the Iberian Peninsula characterized by the small mammal assemblages.
At the last glacial maximum, the lower sea levels once again connected Asia and North America, and this time a new character was added to the cast.
1996) Shoreline reconstructions for the Persian Gulf since the last glacial maximum.
During the Cenozoic era four time intervals: the early Eocene (~50 Ma), the early Pliocene (~5-3 Ma), the last glacial maximum (~20 ka), and the Holocene (<10 ka) have been examined in ah effort to understand El Nino phenomenon under diverse boundary conditions.
yr BP, see Burroughs 2005:30, 93), and in particular the peak of aridity associated with the Last Glacial Maximum (LGM) when sea levels off northwestern Australia were at their lowest between 22,000 and 19,000 cal.
Far less understood is the period before that, from "its recolonization following the Last Glacial Maximum around 10,000 BC to AD 1000 and it is this period which he describes here.
Fossil evidence from the period of warming following the last glacial maximum tells us that nearly all of these species accommodated changes in sea level, extent of land and ocean ice, and general poleward extension of habitat ranges.
Aeolian activity peaked around 250ka, 200-100 ka, and during the Last Glacial Maximum (LGM), 27-17 ka, indicative of strong winds and reduced vegetation associated with glacial periods (Kershaw et al.
By using technological change to investigate changes in subsistence and mobility strategies, Clarkson has been able to provide broad-scale interpretations of how local hunter-gatherers may have adapted to changes in climate and environment after the Last Glacial Maximum.
The encircling oceans and the great trans-peninsular rivers connecting regions of natural resources encouraged a mobility--'an innate restless energy'--and networks of interaction which formed the platform for the inexorable transformation of Europe from the Last Glacial Maximum around 9000 BC until the formation of the nation states in the wake of the Viking raids around AD 1000.
14]C y BP, the Michigan Lobe was entering northern Illinois, on its way towards the Late Wisconsinan glacial maximum (Fig.