Results 131 to 140 of about 561 (169)
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2022
We inferred environmental changes in the northern Neotropics using geochemical and mineralogical data from the sediment record of Lake Petén Itzá (Guatemala), covering the Marine Isotope Stages (MIS) 3 (57-29 cal ka BP) and 2 (29-15 cal ka BP). Our study focused on past changes in runoff, lake evaporation, organic matter sources and changes in redox ...
Martinez Abarca, Luis Rodrigo +5 more
openaire +1 more source
We inferred environmental changes in the northern Neotropics using geochemical and mineralogical data from the sediment record of Lake Petén Itzá (Guatemala), covering the Marine Isotope Stages (MIS) 3 (57-29 cal ka BP) and 2 (29-15 cal ka BP). Our study focused on past changes in runoff, lake evaporation, organic matter sources and changes in redox ...
Martinez Abarca, Luis Rodrigo +5 more
openaire +1 more source
Catena, 2016
Abstract The MIS3 paleosol units comprise a prominent element of the loess-paleosol sequences throughout the Eurasian Loess Belt. To the north of the loess regions, the findings of MIS3 paleosols were few: it was supposed that geomorphic processes related to the extensive ice cover of the Last Glacial Maximum destroyed the earlier soil mantle ...
Sergey Sedov +2 more
exaly +2 more sources
Abstract The MIS3 paleosol units comprise a prominent element of the loess-paleosol sequences throughout the Eurasian Loess Belt. To the north of the loess regions, the findings of MIS3 paleosols were few: it was supposed that geomorphic processes related to the extensive ice cover of the Last Glacial Maximum destroyed the earlier soil mantle ...
Sergey Sedov +2 more
exaly +2 more sources
Palaeoenvironmental changes and human dispersals in North and East Asia during MIS3 and MIS2
Quaternary International, 2012exaly +2 more sources
Journal of Archaeological Science: Reports, 2020
The sites of La Viña and Llonin have an important archaeological sequence corresponding to Marine Isotope Stage 3: Mousterian, Aurignacian and Gravettian periods. La Viña is a complex rock shelter with continuous occupations, being some (basically the Mousterian and the Aurignacian in contact levels) altered by post-depositional processes as a ...
Rasilla, Marco de La +15 more
openaire +3 more sources
The sites of La Viña and Llonin have an important archaeological sequence corresponding to Marine Isotope Stage 3: Mousterian, Aurignacian and Gravettian periods. La Viña is a complex rock shelter with continuous occupations, being some (basically the Mousterian and the Aurignacian in contact levels) altered by post-depositional processes as a ...
Rasilla, Marco de La +15 more
openaire +3 more sources
2021
Heinrich Stadials and Greenland Interstadials are abrupt climate variations that are observed in the Northern Hemisphere throughout Marine Isotopic Stages (MIS) 3-2. Lake Petén Itzá, northern Guatemala, is a key site for paleoclimate investigations due to its sensitivity to changes in climate forcing such as the Intertropical Convergence Zone (ITCZ ...
Martinez-Abarca, Rodrigo +7 more
openaire +1 more source
Heinrich Stadials and Greenland Interstadials are abrupt climate variations that are observed in the Northern Hemisphere throughout Marine Isotopic Stages (MIS) 3-2. Lake Petén Itzá, northern Guatemala, is a key site for paleoclimate investigations due to its sensitivity to changes in climate forcing such as the Intertropical Convergence Zone (ITCZ ...
Martinez-Abarca, Rodrigo +7 more
openaire +1 more source
MIS3 edge-ground axes and the arrival of the first Homo sapiens in the Japanese archipelago
Quaternary International, 2012Abstract A lithic assemblage with edge-ground axes appeared in the Japanese archipelago in MIS3, about 38,000 cal BP, and continued to about 32,000 cal BP. This period corresponds to the early part of the early Upper Palaeolithic (eEUP). To date, similar stone axes have not been reported in Upper Palaeolithic sites in the continental regions of China,
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North Atlantic deep water sources and export since MIS3: implications from Nd isotopes
2020<p><span>Deep water formation in the North Atlantic represents an integral link between the atmosphere, cryosphere, and the deep ocean: heat loss </span><span>from</span><span> warm surface waters supplies moisture to the high latitudes and the</span&
Patrick Blaser +4 more
openaire +1 more source
Quaternary International, 2014
Abstract According to pollen analysis, Marine Isotope Stage 3 (MIS3, ca. 60–30 ka) is characterized in southern Europe by dynamic alternations of forest vs. semi-arid area expansion in accordance with the warming and cooling, respectively, of the sea-surface temperatures.
López García, Juan Manuel +3 more
openaire +2 more sources
Abstract According to pollen analysis, Marine Isotope Stage 3 (MIS3, ca. 60–30 ka) is characterized in southern Europe by dynamic alternations of forest vs. semi-arid area expansion in accordance with the warming and cooling, respectively, of the sea-surface temperatures.
López García, Juan Manuel +3 more
openaire +2 more sources

