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14 wrz 2018 · Often occurring over geologically short (<10 4 years) time scales, large-scale paleo-geographic changes related to Pleistocene ice sheets significantly affected the evolution and migration ...
16 sie 2019 · These spatial patterns in Late Pleistocene ice extent suggest that glaciation may be initiated in the Pacific region, before spreading to the North Atlantic region.
7 sty 2021 · Augmented by quantitative pollen-based climate estimates, it provides new insight into the characteristics of climate and terrestrial ecosystem variability in northwestern North America during the intensification of Northern Hemisphere glaciation.
During the last glaciation, mountain ranges across the western U.S. hosted glaciers while 17 the Cordilleran and Laurentide ice sheets flowed to the west and east of the continental divide, 18 respectively.
15 lut 2022 · These spatiotemporally constrained paleo-glaciers can then, in turn, be used to infer paleoclimate conditions in the northern Rocky Mountains during the last glaciation for which relatively few records exist compared to other regions of western North America.
The Quaternary glaciation, also known as the Pleistocene glaciation, is an alternating series of glacial and interglacial periods during the Quaternary period that began 2.58 Ma (million years ago) and is ongoing.
2 cze 2020 · Large-scale changes in global climate at the end of the Pleistocene significantly impacted ecosystems across North America.