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#1Neoproterozoic glacial origin of the Great Unconformity | PNAS
Much of the characteristic field evidence for Neoproterozoic glaciation is unmistakably erosional, including striated pavements, striated and ...
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#2Neoproterozoic Glaciation | Francis A. Macdonald
BIF's return to the rock record in the Neoproterozoic after a billion year absence is an iconic feature of the Snowball Earth hypothesis, thought to represent ...
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#3Neoproterozoic glaciations in a revised global ...
由 ZX Li 著作 · 2013 · 被引用 400 次 — First, glacial deposits at or near sea level appear to extend from high latitudes into the deep tropics for all three Neoproterozoic ice ages ( ...
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#4Neoproterozoic glaciation in the Earth System - ResearchGate
The Neoproterozoic contains severe glacial intervals (750-580 Ma) including two extending to low palaeomagnetic latitudes. Paucity of radiometric dates ...
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#5Snowball Earth - Wikipedia
Neoproterozoic era. Snowball Earth ; Estimate of Proterozoic glacial periods. · Dating of pre-Gaskiers glaciations is uncertain. As for the Kaigas, its very ...
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#6Two or four Neoproterozoic glaciations? | Geology
A cladistic analysis of geologic and geochemical characters of 12 Neoproterozoic glacial deposits identifies two distinct groups that are ...
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#756-Li+SedGeol.pdf - The People of Earth & Planetary Sciences
Neoproterozoic glaciations in a revised global palaeogeography from ... the Precambrian resulted in a preferential low-latitude glaciation and.
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#8Neoproterozoic Glaciation-Snowball Earth Hypothesis - UTD ...
Neoproterozoic Glaciation —Snowball Earth Hypothesis. Robert J Stern, Department of Geosciences, The University of Texas at Dallas, Richardson, TX, ...
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#9A palaeogeographic context for Neoproterozoic glaciation
pan-glacial character of Sturtian and Marinoan ice ages. 42. 43. Keywords: Neoproterozoic; Palaeogeography; Snowball Earth; Banded iron-formation;.
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#10Timing of Neoproterozoic glaciations linked to transport ...
The Neoproterozoic Snowball Earth glaciations were separated by tens of millions of years, although models suggest glacial inception should ...
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#11Neoproterozoic syn-glacial carbonate precipitation and ...
The Neoproterozoic 'snowball Earth' hypothesis suggests that a runaway ice-albedo feedback led to two intense glaciations around 717-635 ...
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#12reappraising the extent and timing of glaciation - Sciendo
The Laurentian Neoproterozoic Glacial Interval: reappraising the extent and timing of glaciation · Journal & Issue Details · PDF Preview · Abstract.
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#13hofmann-namibia-glaciations.pdf - Monash University
Please cite this article in press as: Hofmann, M., et al., The four Neoproterozoic glaciations of southern Namibia and their detri-.
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#14A Review of the Neoproterozoic Global Glaciations and a ...
In the Neoproterozoic Era, the Earth experienced two broad intervals of global glaciation, commonly known as Snowball Earth.
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#15The Laurentian Neoproterozoic Glacial Interval - Zobodat
Abstract. One of the major issues in Neoproterozoic geology is the extent to which glaciations in the Cryogenian and Ediacaran peri-.
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#16The Geological Record of Neoproterozoic Glaciations Online ...
The Geological Record of Neoproterozoic Glaciations . Geological Society of London, Memoirs 36. 735 pp. The Memoir includes a series of overview articles ...
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#17The Laurentian Neoproterozoic Glacial Interval - u:scholar
the age and duration of Neoproterozoic glacial successions, and compare their ... Cryogenian, glaciation, tectonics, Snowball Earth, Neoproterozoic.
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#18The Neoproterozoic era; evolution, glaciation and oxygenation
Fermor 2012: The Neoproterozoic era; evolution, glaciation and oxygenation ... A meeting to discuss the current state of the art regarding our ...
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#19Neoproterozoic glacial ages in a nonsmooth conceptual model
Many believe these extensive glaciations were snowball Earth episodes, with ice covering the entire planet, triggered in part by positive ice ...
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#20Timing of Late Neoproterozoic glaciation on Baltica ...
Abstract The Moelv Tillite is the Late Neoproterozoic Varanger glacial deposit recorded in the Hedmark Group, SE Norway.
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#21Neoproterozoic glaciation in the Earth System [2007] - Agris ...
The Neoproterozoic contains severe glacial intervals (750–580 Ma) including two extending to low palaeomagnetic latitudes. Paucity of radiometric dates ...
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#22Biomarker Evidence for Photosynthesis During ... - Science
The impacts of low-latitude Neoproterozoic glaciation on the biosphere are widely debated (1–6). On one hand, one conception of “Snowball Earth” envisions sea- ...
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#23Full article: Neoproterozoic glaciations and rift evolution in the ...
Neoproterozoic glaciations and rift evolution in the northwest Tarim Craton, China: new constraints from geochronological, geochemical, and ...
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#24The laurentian record of neoproterozoic glaciation, tectonism ...
Neoproterozoic strata in Death Valley, California contain eukaryotic microfossils and glacial deposits that have been used to assess the severity of putative ...
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#25Low-latitude glaciation in the Neoproterozoic of Oman
Keywords: Oman, Neoproterozoic, paleomagnetism, glaciation, Marinoan, Arabia. Figure 1. Geology, sampling sites, and out- crops of Precambrian rocks in eastern ...
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#26A New Age Constraint on the Onset of the Neoproterozoic ...
Glaciations in the Yangtze Platform, South China ... A sample from the top of the Banxi Group (early Neoproterozoic) in Hunan Province (South China) was ...
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#27The Geological Record of Neoproterozoic Glaciations
9 Record of Neoproterozoic Glaciations . Geological Society , London , Memoirs , 36 , 503-508 . HAGADORN , J. W. , XIAO , S. ET AL . 2006.
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#28Extreme winds and waves in the aftermath of a ...
aftermath of a Neoproterozoic glaciation. Philip A. Allen1 & Paul F. Hoffman2. 1Department of Earth Sciences, ETH-Zürich, Sonneggstrasse 5, CH-8092 Zürich, ...
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#29Neoproterozoic Glaciation: Interrogation of Data and Models I
The Neoproterozoic Era bears witness to several episodes of glaciation whose triggers, core characteristics, and causes for termination are ...
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#30The Location and Styles of Ice-Free “Oases” during ... - MDPI
Evolutionary events in the Neoproterozoic plotted against the rhythm of glaciation. Data explanation of rows as follows. (a) The age ranges of named glaciations ...
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#31The Svalbard Exemplar of neoproterozoic glaciation
Description. This project aims to develop a robust understanding of the nature of earth surface systems during extreme Neoproterozoic glaciation in NE Svalbard.
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#32A carbon cycle coupled climate model of Neoproterozoic ...
Peltier (2010), A carbon cycle coupled climate model of Neoproterozoic glaciation: Influence of continental configuration on the formation of a “soft snowball”, ...
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#33Chapter 4 Chemostratigraphy and the Neoproterozoic ...
Neoproterozoic glaciations, with a focus on the structure of these records and their temporal relation to glaciation. Carbon isotopes.
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#34Climate-ice sheet simulations of neoproterozoic glaciation ...
Geologic evidence of tropical sea level glaciation in the Neoproterozoic is one of the cornerstones of the Snowball Earth hypothesis.
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#35Constraining the age of Neoproterozoic glaciation in eastern
Detrital zircons extracted from a diamictite-bearing formation of the Macaubas Group, located within the Aracuai Belt (Eastern Brazil), were dated using a ...
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#36Cryogenian Glacial Habitats as a Plant Terrestrialisation ...
Including the glacial lifestyle when considering the rise of land plants ... climate perturbations of the Neoproterozoic glaciations.
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#37The record of Neoproterozoic glaciation in the Taoudéni Basin ...
In: Arnaud , Emmanuelle, Halverson, Galen P., and Shields-Zhou, Graham, (eds.) The Geological Record of Neoproterozoic Glaciations. Geological ...
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#38The Svalbard exemplar of Neoproterozoic glaciation - GtR
The Svalbard exemplar of Neoproterozoic glaciation. Lead Research Organisation: NERC British Geological Survey. Department Name: NERC Isotope Geosciences ...
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#39Neoproterozoic glacial deposits of the Kimberly Region and ...
Corkeron, Maree (2011) Neoproterozoic glacial deposits of the Kimberly Region ... G (Eds.) The Geological Record of Neoproterozoic Glaciations.
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#40Neoproterozoic glaciation in the Earth System - Semantic ...
The Neoproterozoic contains severe glacial intervals (750–580 Ma) including two extending to low palaeomagnetic latitudes.
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#41The Neoproterozoic Fiq glaciation and its aftermath, Huqf ...
... of northern Oman and provide a valuable insight into the processes operating during a Neoproterozoic glacial epoch and its aftermath.
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#42New Pb-Pb Single Zircon Age Constraints on the Timing of ...
New Pb-Pb Single Zircon Age Constraints on the Timing of Neoproterozoic Glaciation and Continental Break-up in Namibia. Hartwig E. Frimmel,; Urs S. Klötzli, ...
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#43Climatic cycles during a Neoproterozoic “snowball” glacial ...
the snowball-type end-Cryogenian glaciation in. Oman is likely to be of generic importance in assessing Neoproterozoic climate change. BULK MINERALOGY AND.
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#44Neoproterozoic glaciation in the Earth System Journal of the ...
Abstract: The Neoproterozoic contains severe glacial intervals (750–580 Ma) including ... significance of Neoproterozoic glaciation (Snowball Earth, High-.
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#45Biological Feedbacks as Cause and Demise of ... - PLOS
Several severe glaciations occurred during the Neoproterozoic eon, and especially near its end in the Cryogenian period (630–850 Ma).
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#462005-Bingen-etal-TerraNova.pdf - Earth Dynamics
Timing of Late Neoproterozoic glaciation on Baltica constrained ... The Moelv Tillite is the Late Neoproterozoic Varanger glacial.
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#47the neoproterozoic snowball earth - SSRN Papers
Schematic approximation of atmospheric oxygen levels through time. Increases in oxygen. 115 concentration coincide with global glaciations and biological ...
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#48GEO 392 Fall 2020 Class Project - Jackson School of ...
These glaciation events are significant in Earth history as they occurred ... During Neoproterozoic glacial periods, geologic evidence suggests that ice ...
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#49Paleomagnetic evidence for low-latitude glaciation during ...
Paleomagnetic evidence for low-latitude glaciation during deposition of the Neoproterozoic Rapitan Group, Mackenzie Mountains, N.W.T., Canada.
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#50Snowball Earth
The Snowball earth hypothesis proposes that Neoproterozoic glacial deposits and associated 'cap' carbonates represent a series of global glaciation followed ...
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#51The Glaciations in South America
Neoproterozoic diamictite rocks such as tillites or glacio- marine deposits have been recorded ... influence of Neoproterozoic global glaciations during the.
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#52Toward a Neoproterozoic composite carbon-isotope record
carbonates to both glacial units share a suite ... phy, carbon isotope, glaciation, geochronology. ... Neoproterozoic glaciations and δ13C anomalies.
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#53Cryogenian Period | geochronology - Encyclopedia Britannica
Cryogenian Period, second of three periods of the Neoproterozoic Era of geologic ... of the first glacial episode to follow the date of 750 million years ago.
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#54Geodynamic controls on glaciation in Earth history (Chapter 1)
'Warm' climate strata in many Neoproterozoic glacial successions appear to be detrital in origin. In Phanerozoic times, glaciation is reported from Ordovician ...
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#55Two or four Neoproterozoic glaciations? - Macquarie University
A cladistic analysis of geologic and geochemical characters of 12 Neoproterozoic glacial deposits identifies two distinct groups that are found in a ...
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#56Is there a conflict between the Neoproterozoic glacial deposits ...
The behavior of the terrestrial glacial regime during the Neoproterozoic glaciations is still a matter of debate. Some papers claim that the glacial ...
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#57Implications for rifting of western Laurentia and synchroneity of ...
... Gospel Peaks sequence-D record Cryogenian preglacial, rift-glacial, and postglacial events as well as Neoproterozoic III glacial and rift events.
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#58Neoproterozoic glaciation in the Earth System - ProQuest
The Neoproterozoic contains severe glacial intervals (750-580 Ma) including two extending to low palaeomagnetic latitudes. Paucity of radiometric dates ...
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#59Neoproterozoic Glacial and Associated Facies in the ...
51, p. 1409–1417, doi:10.1111/j.1365-3091.2004.00674.x. Fairchild, I.J., and Kennedy, M.J., 2007, Neoproterozoic glaciation in the Earth system: Journal of ...
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#60Neoproterozoic glacial deposits from the Araçuaí orogen, Brazil
Neoproterozoic glacial deposits from the Araçuaí orogen, Brazil : age, provenance and correlations with the São Francisco craton and West Congo belt. Authors: ...
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#61NSF Award Search: Award # 0001134 - Refining the Age of ...
ABSTRACT Refining the Age of Neoproterozoic Glaciation in the Boston Basin, Massachusetts: New U-Pb Zircon Constraints on the Last Snowball Earth
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#62Snowball Earth – Historical Geology - OpenGeology
Evidence of glaciation. Why do geologists think there were ice ages during the Neoproterozoic? These cold times in Earth history are times when glaciers grew, ...
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#63The Svalbard exemplar of Neoproterozoic glaciation - GOTW ...
Science Area: Earth. ENRIs: Global Change. Science Topics: Earth Surface Processes Palaeoenvironments Glacial & Cryospheric Systems Climate & Climate Change.
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#6417 O record of late Neoproterozoic glaciation in the Kimberley ...
We have recently reported non-mass-dependent 17O depletion in sulfate deposited after the Marinoan glacial meltdown at ca.
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#65Routes to global glaciation | Proceedings of the Royal Society A
We show how the properties of the different 'routes to glaciation' constrain potential trigger mechanisms for the Neoproterozoic snowball ...
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#66Neoproterozoic glaciation in the Proto-Andes - Geological ...
Supplemental material: Neoproterozoic glaciation in the Proto-Andes: Tectonic implications and global correlation.
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#67Neoproterozoic glacial origin of the Great Unconformity - CBK
Neoproterozoic glacial origin of the Great Unconformity. C. Brenhin Keller, Jon M. Husson, Ross N. Mitchell, William F. Bottke, Thomas M. Gernon, ...
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#68Age constraints on Precambrian glaciations and the ...
A review of age constraints on the Neoproterozoic glaciations suggests that at ... history, the Sturtian and Marinoan glaciations, as the Cryogenian System.
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#69Neoproterozoic glaciation in the earth system - Library Search
Journal of the Geological Society , 2007, Vol.164(5), p.895-921 ,. Neoproterozoic glaciation in the earth system Available Online ...
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#70Memoir 36 - The Geological Record of Neoproterozoic ...
Buy Memoir 36 - The Geological Record of Neoproterozoic Glaciations (Geological Society Memoir) on Amazon.com ✓ FREE SHIPPING on qualified orders.
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#71Evolution of Earth's climatic system: Evidence from ice ages ...
Multiple glaciations took place near the beginning and end of the Proterozoic Eon. Neoproterozoic (Cryogenian) glacial depos-.
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#72Oceans of Ice: The Snowball Earth Theory of Global Glaciation
This widespread distribution of glacial deposits is seen in Figure 2. However, Hoffman and Schrag argue that Neoproterozoic glacial strata do ...
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#73The Neoproterozoic Era - Evolution, Glaciation, Oxygenation
In The Neoproterozoic Era: Evolution, Glaciation, Oxygenation, page 29. Geological Society of London, 2012. D. Canfield. The proxy record of late Neoproterozoic ...
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#74Neoproterozoic glacial palaeolatitudes: A global update
Memoirs of the Geological Society of London Memoirs of the Geological Society of London. , 2011, Vol.36(1), p.93-112 ,. Chapter 7: Neoproterozoic glacial ...
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#75Past Earths - Alan J. Kaufman, University of Maryland on Vimeo
The Paleoproterozoic glacial interval (ca. ... contrast markedly with lithologic associations from Neoproterozoic glacial successions, ...
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#76GEOL 102 The Proterozoic Eon - UMD Geology
During Paleoproterozoic, good evidence of widespread glaciation (tillites, striations, carbon shifts). During Neoproterozoic (in particular, ...
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#77Neoproterozoic glacial epochs – Snowball Earth, or limited ...
Neoproterozoic glacio-epoch (0.75 Ga to 545 Ma) • Snowball Earth hypothesis: severe Neoproterozoic glaciation occurred at low latitudes ...
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#7811.4: Prehistoric Climate Change - Geosciences LibreTexts
Before the most recent Pliocene-Quaternary glaciation, there were ... N. 'Zipper-rift': a tectonic model for Neoproterozoic glaciations ...
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#79Did a Giant Asteroid Strike End the Deep Freeze Known as ...
The last of these so-called "Snowball Earth" glaciations ended around 635 million ... wrought by the glaciers of the Neoproterozoic Era, ...
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#80What was the temperature during the Proterozoic era?
Proterozoic glaciation and Earth's climate system Modelling by Baum ... Earth during the Cryogenian Period in the late Neoproterozoic Era; ...
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