Glacial period
Forest contraction in north equatorial Southeast Asia during the Last Glacial Period
... rich biodiversity and globally signi fi cant roles in atmospheric and oceanic circulation. Despite the fundamental importance of envi- ronmental history for diversity and conservation, there is little primary evidence ...
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Millennial and sub-millennial scale climatic variations recorded in polar ice cores over the last glacial period
... last glacial period has been increasingly documented at all latitudes with studies focusing mainly on Marine Isotopic Stage 3 (MIS 3; 28–60 thousand of years before present, hereafter ka) and character- ...
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The global accretion rate of extraterrestrial materials in the last glacial period estimated from the abundance of micrometeorites in Antarctic glacier ice
... last glacial period This study is the first attempt to estimate the accretion rate of extraterrestrial materials using handpicking of AMMs com- bined with noble gas ...
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The ACER pollen and charcoal database : a global resource to document vegetation and fire response to abrupt climate changes during the last glacial period
... ble S2). The age models of the other records are derived from smooth or locally weighted splines (e.g., Lake Caço, Brazil; Fargher Lake, North America; ODP1078C, southeastern At- lantic margin) or polynomial regression ...
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North Atlantic abrupt climatic events of the last glacial period recorded in Ukrainian loess deposits
... Last Glacial has extended at least to Stayky, and that eastern Eu- ropean loess deposits have recorded these changes in a gener- ally similar way as the western ones, with differences mainly due to a more ...
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Impact of millennial-scale oceanic variability on the Greenland ice-sheet evolution throughout the last glacial period
... Abstract. Temperature reconstructions from Greenland ice- sheet (GrIS) ice cores indicate the occurrence of more than 20 abrupt warmings during the last glacial period (LGP) known as Dansgaard-Oeschger ...
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The key role of topography in altering North Atlantic atmospheric circulation during the last glacial period
... Last Glacial Maximum (LGM; 21 000 yr be- fore present) was a period of low atmospheric greenhouse gas concentrations, when vast ice sheets covered large parts of North America and ...
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Discharge of meteoric water in the eastern Norwegian Sea since the last glacial period
... how glacial ‐ interglacial dynamics have promoted submarine groundwater circulation more than 100 km offshore and result in high fl uxes of critical solutes to the ...
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Improving chronological control for environmental sequences from the last glacial period
... Recognition of palaeoclimatic instability in the Greenland ice cores has spurred researchers to identify corresponding evidence in other terrestrial records from the last glacial stage. Such evidence is critical ...
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Ventilation changes in the western North Pacific since the last glacial period
... deglacial period from a stratified glacial mode to an upwelling interglacial ...The glacial Pacific Ocean had two water masses: well-ventilated and nutrient-depleted glacial North Pacific ...
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Improving chronological control for environmental sequences from the last glacial period
... last glacial age samples. Harsh climatic conditions in the last glacial were associated with lower biomass and the yield of seeds per weight of sediment is accordingly much lower than from interglacial ...
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Remarks on Sir Robert Ball's paper (Read at the Hobart meeting of the Australasian Science Association), entitled : " The astronomical explanation of a glacial period "
... Herschel has just been taking great pains to make clear the fact that dividing the year and the orbit each into its at present two unequal portions by the equinoctial diameter of the orb[r] ...
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Vivipary, proliferation, and phyllody in grasses.
... Some pluvial or glacial period in the past must have intensified the conditions favorable to vivipary over a relatively long period of time and in this region [r] ...
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Temperature reconstruction from 10 to 120 kyr b2k from the NGRIP ice core
... time period from the beginning of the Holocene to Dansgaard– Oeschger (DO) event ...last glacial period from 10 to 120 kyr b2k (thousand years before 2000 AD) including every DO event based on δ 15 N ...
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The Antarctic ice core chronology (AICC2012): an optimized multi-parameter and multi-site dating approach for the last 120 thousand years
... 4.1 The new AICC2012 gas and ice chronologies As expected from the chronological constraints provided by the numerous gas stratigraphic markers employed, the methane records for all five ice cores display very similar ...
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Sea surface temperature variability in the central-western Mediterranean Sea during the last 2700 years: a multi-proxy and multi-record approach
... last glacial period have shown solid evidence of a close connection between changes in North Atlantic oceanography and climate over the western Mediterranean region (Cacho et ...
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Stalagmite-inferred variability of the Asian summer monsoon during the penultimate glacial–interglacial period
... Abstract. The orbital-timescale dynamics of the Quaternary Asian summer monsoons (ASM) are frequently attributed to precession-dominated northern hemispheric summer in- solation. However, this long-term continuous ASM ...
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Yang_unc_0153D_16637.pdf
... Since ice core chronology matching techniques became available, the relationship between polar climates has been of great interest to the paleoclimate community [Bender, 1994; Blunier et al., 1998; Blunier and Brook, ...
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Salinity changes in the Agulhas leakage area recorded by stable hydrogen isotopes of C 37 alkenones during Termination I and II
... during glacial stages as a consequence of shifted wind fields and a northwards mi- gration of the subtropical ...the glacial terminations, while a shift to more negative δD alkenone values of approximately ...
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Glacial geomorphology of the northern Kivalliq region, Nunavut, Canada, with an emphasis on meltwater drainage systems
... majority of subglacial meltwater channels occur between Aberdeen and Garry lakes along a roughly SE–NW to S–N axis. The channels are up to 1.5 km wide and extend for long distances (up to 100 km), consistent with the ...
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