Sacha Jones

ORCID: 0000-0003-0492-2662
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About
Contact & Profiles
Research Areas
  • Pleistocene-Era Hominins and Archaeology
  • Forensic Anthropology and Bioarchaeology Studies
  • Archaeology and ancient environmental studies
  • Geology and Paleoclimatology Research
  • Pacific and Southeast Asian Studies
  • Marine and environmental studies
  • Archaeological and Geological Studies
  • Maritime and Coastal Archaeology
  • Archaeological and Historical Studies
  • Archaeology and Rock Art Studies
  • Paleopathology and ancient diseases
  • Language and cultural evolution
  • Data Analysis with R
  • Research Data Management Practices
  • Primate Behavior and Ecology
  • Evolution and Paleontology Studies
  • Tree-ring climate responses
  • Semantic Web and Ontologies
  • Forensic and Genetic Research
  • Game Theory and Applications
  • Geological and Geochemical Analysis
  • Scientific Computing and Data Management

University of Cambridge
2009-2020

Public Library of Science
2020

Museum of London Archaeology
2013-2014

Leverhulme Trust
2007-2009

National Museum of Natural History
2007

Smithsonian Institution
2007

Karnatak University
2007

The University of Queensland
2007

Oxford Archaeology
2007

University of Oxford
2007

The Youngest Toba Tuff (YTT) eruption, which occurred in Indonesia 74,000 years ago, is one of Earth's largest known volcanic events. effect the YTT eruption on existing populations humans, and accordingly course human evolution, debated. Here we associate with archaeological assemblages at Jwalapuram, Jurreru River valley southern India. Broad continuity Middle Paleolithic technology across event suggests that hominins persisted regionally this major eruptive event.

10.1126/science.1141564 article EN Science 2007-07-06

Genetic studies of South Asia's population history have led to postulations a significant and early expansion in the subcontinent, dating sometime Late Pleistocene. We evaluate this argument, based on new mtDNA analyses, find evidence for demographic transition 35-28 ka. then examine paleoenvironmental and, particularly, archaeological records time period note that putative event coincides with ecological technological change Asia. document development diminutive stone blade (microlithic)...

10.1073/pnas.0810842106 article EN Proceedings of the National Academy of Sciences 2009-07-22

Abstract India is located at a critical geographic crossroads for understanding the dispersal of Homo sapiens out Africa and into Asia Oceania. Here we report evidence long-term human occupation, spanning last ~80 thousand years, site Dhaba in Middle Son River Valley Central India. An unchanging stone tool industry found Toba eruption ~74 ka (i.e., Youngest Tuff, YTT) bracketed between ages 79.6 ± 3.2 65.2 3.1 ka, with introduction microlithic technology ~48 ka. The lithic from strongly...

10.1038/s41467-020-14668-4 article EN cc-by Nature Communications 2020-02-25

Abstract The paper reports on the fourth (2010) season of fieldwork Cyrenaican Prehistory Project, and further results analyses artefacts organic materials collected in 2009 season. Ground-based LiDar has provided both an accurate 3D scan Haua Fteah cave information cave's morphometry or origins. excavations focussed Middle Palaeolithic Stone Age ‘Pre-Aurignacian’ layers below base Trench beside McBurney Deep Sounding (Trench D) Final ‘Oranian’ upper part M). Although referred to as more...

10.1017/s0263718900000273 article EN Libyan Studies 2010-01-01

A Southwest Asian origin and dispersal to North Africa in the Early Upper Palaeolithic era has been inferred previous studies for mtDNA haplogroups M1 U6. Both have proposed show similar geographic patterns shared demographic histories. We report here 24 33 U6 new complete sequences that allow us refine existing phylogeny of these haplogroups. The resulting phylogenetic information was used genotype a further 131 91 samples determine spread their sub-clades. No southwest specific clades or...

10.1186/1471-2148-12-234 article EN cc-by BMC Evolutionary Biology 2012-01-01

Distal deposits of rhyolitic volcanic ash from the ∼74 ka "supervolcanic" eruption Toba, in northern Sumatra, are preserved numerous river valleys across peninsular India. The Toba is hypothesized to have resulted climate change and devastation ecosystems hominin populations. This study reports results analysis sediments stratigraphical sequences sites Jurreru Middle Son southern north-central aim determine extent palaeoenvironmental both as a result ash-fall. Inferences based on evidence...

10.1016/j.yqres.2009.11.005 article EN Quaternary Research 2009-12-12

Abstract The paper reports on the third (2009) season of fieldwork Cyrenaican Prehistory Project, and further results from analysis materials collected in previous (2007 2008) fieldwork. Sediments a 14 m-deep core drilled beside McBurney trench provide an invaluable overview overall stratigraphic sequence, including at depths reached by 1950s Deep Sounding but not yet investigated present project. Sampling newly-exposed faces original excavation for dating ( C, ESR, OSL, U-series)...

10.1017/s0263718900004519 article EN Libyan Studies 2009-01-01

Abstract Understanding the timing, conditions, and characteristics of Middle to Later Stone Age (MSA/LSA) transition in North Africa is critical for debates regarding evolution past population dynamics Homo sapiens , especially their dispersals within, out of, back into, Africa. As with many cultural transitions during Palaeolithic, our understanding based predominantly on archaeological paleoenvironmental records preserved within a small number deep cave sediment sequences. To use such...

10.1002/gea.21660 article EN Geoarchaeology 2017-10-21

Abstract Geoarchaeological surveys were conducted in northern Cyrenaica 2009 as part of the TRANS-NAP project. A major objective project is to understand relationship between regional environmental changes and human occupation patterns over approximately past 200,000 years. This paper focuses on results pre-desert desert ecological zones south project's study region. The type, density distribution Palaeolithic sites a particular focus field research area. We report data from 42...

10.1017/s0263718900004763 article EN Libyan Studies 2011-01-01
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