Results 41 to 50 of about 4,043 (201)

Abrupt wind regime changes in the North Atlantic Ocean during the past 30,000-60,000 years [PDF]

open access: yes
The inputs of higher plants in Blake Outer Ridge (subtropical western North Atlantic) during marine isotope stage 3 (MIS3) have been recorded at high resolution by quantification of C23–C33 odd carbon numbered n-alkanes and C20–C30 even carbon numbered
Grimalt, J. O.   +5 more
core   +1 more source

The timing of Aurignacian occupation of the British Peninsula [PDF]

open access: yes, 2012
Unlike regions farther south, the timing of the appearance of the Aurignacian in the far northwest of Europe is very poorly defined. This is the result of a less abundant archaeological record and problems associated with its early excavation.
Dinnis, Rob
core   +1 more source

PLEISTOCENE-HOLOCENE PALAEOENVIRONMENTAL RECORDS FROM PERMAFROST SEQUENCES AT THE KARA SEA COAST (NW SIBERIA, RUSSIA)

open access: yesGeography, Environment, Sustainability, 2013
The Kara Sea coasts were studied using comprehensive stratigraphic and geocryological methods. The paper presents the new analytical studies of ground ice and Quaternary deposits of Western Taymyr and presents the results of spore and pollen ...
Irina Streletskaya   +4 more
doaj   +1 more source

Fossil population structure and mortality analysis of the cave bears from Urşilor Cave, north-western Romania [PDF]

open access: yesActa Palaeontologica Polonica, 2016
Research in cave bear palaeobiology focusing on population structure and mortality analysis may improve our understanding regarding the ecology of this species which vanished at the end of Marine Isotope Stage (MIS) 3, prior to Last Glacial Maximum (LGM),
Marius Robu
doaj   +1 more source

Eolian dust dispersal patterns since the last glacial period in eastern Central Asia: insights from a loess-paleosol sequence in the Ili Basin [PDF]

open access: yes, 2018
The extensive loess deposits of the Eurasian midlatitudes provide important terrestrial archives of Quaternary climatic change. As yet, however, loess records in Central Asia are poorly understood.
Chang, Hong   +5 more
core   +1 more source

High-resolution paleoclimatic proxy data from the MIS3/2 transition recorded in northeastern Hungarian loess [PDF]

open access: yesQuaternary International, 2019
Abstract The Bodrogkeresztur loess-paleosol sequence in northeastern Hungary was investigated to improve our understanding of the paleoenvironmental conditions at the foothills of the Carpathians and their impact on the Gravettian population.
Janina Bösken   +6 more
openaire   +2 more sources

Climate and ice sheet dynamics in Patagonia throughout marine isotope stages 2 and 3 [PDF]

open access: yesClimate of the Past
During the Last Glacial Maximum (LGM, ∼ 23 000 to 19 000 years ago), the Patagonian Ice Sheet (PIS) covered the central chain of the Andes between ∼ 38 to 55° S.
A. Castillo-Llarena   +12 more
doaj   +1 more source

EMERGENCE OF MICROLITHIC PRODUCTION IN MONGOLIA: RESEARCH TERMINOLOGY AND CHRONSTRATIGRAPHIC POSITION OF LITHIC INDUSTRIES IN EASTERN AND SOUTHERN ASIA

open access: yesТеория и практика археологических исследований, 2021
Territory of Mongolia is situated in the center of Asia, a crossroad of the potential migration routes, that connect different Eurasian macroregions. Here an example of earliest appearance and long-term existence of small blade and microblade production ...
А.М. Хаценович   +3 more
doaj   +1 more source

Control Function Assisted IPW Estimation with a Secondary Outcome in Case-Control Studies [PDF]

open access: yes, 2014
Case-control studies are designed towards studying associations between risk factors and a single, primary outcome. Information about additional, secondary outcomes is also collected, but association studies targeting such secondary outcomes should ...
Cornelis, Marilyn C.   +3 more
core   +2 more sources

Application of Multi‐Method Dating for Understanding the Gravettian North of Moravia, Central Europe

open access: yesArchaeometry, EarlyView.
ABSTRACT This article presents the results of integrating three methods to assess the age of the Upper Palaeolithic site of Pietraszyn 11 (SW Poland), close to the Moravian Gate. Sediment chronology determined using optically stimulated luminescence produced promising, yet ambiguous results (51.0 ± 3.7 to 20.3 ± 0.7 ka).
A. Wiśniewski   +16 more
wiley   +1 more source

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