Subcommission on Quaternary Stratigraphy

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Working groups

• Pleistocene / Holocene boundary working group
• Middle / Late Pleistocene boundary working group
• Early /Middle Pleistocene boundary working group
• Anthropocene working group

Working Group on the Pleistocene/Holocene Boundary

convenor: Professor M.J.C. Walker (Lampeter)

members:
INTIMATE group members

Basal boundary GSSP of the Holocene Series, defined in the NGRIP ice core Greenland (Walker et al. 2008, Episodes; 2009 Journal of Quaternary Science) dated to 11.7 ka.

Working Group on the Middle/Late Pleistocene Boundary

convenor: Professor Thomas Litt (Bonn, Germany)

members:
Professor Art Bettis (Iowa, USA)
Dr. Aleid Bosch (Utrecht, The Netherlands)
Professor Philip Gibbard (Cambridge, England)
Professor Liu Jiaqi (Beijing, China)
Professor Peter Kershaw (Clayton, Australia)
Professor Wighart von Koenigswald (Bonn, Germany)
Professor Jerry McManus (Wood's Hole, USA)
Dr. Charles Turner (Milton Keynes, UK)

Definition of the Middle–Upper Pleistocene boundary P. L. Gibbard In: Global and Planetary Change
Volume 36, Issue 3 , 1 April 2003, Pages 201-208 THE EEMIAN INTERGLACIAL: A GLOBAL PERSPECTIVE

Bonn October 2005: Charles Turner, Phil Gibbard, Thomas Litt, Art Bettis, Aleid Bosch	Tim Partridge, Peter Kershaw, Phil Gibbard, Charles Turner, Andrey Dodonov Photographs by Andrey Dodonov.

Working Group on the Early/Middle Pleistocene Boundary

co-convenors: Professor Brad Pillans (Canberra), Professor Martin Head (St.Catherine's, Canada)

members:
Professor Thijs Van Kolfshoten (Leiden)
Professor Anastasia Markova (Moscow)
Professor Jiaqi Lui (Beijing)
Dr Charles Turner (Cambridge)
Dr Luc Lourens (Utrecht)
Dr Cesare Ravazzi (Bergamo)
Professor Luca Capraro (Padova, Italy)
Dr Craig Feibel (New Jersey)
Dr Tom Meijer (Leiden)
Professor Hisao Kumai (Osaka, Japan)

Working Group on the Anthropocene

convenor: Dr Jan Zalasiewicz (Leicester)

potential members:

Paul Crutzen (Mainz)
Erle Ellis (Baltimore)
Mike Ellis (BGS)
Philip Gibbard (Cambridge; Chair SQS)
Alan Haywood (Leeds)
Andrew Kerr (Cardiff)
Simon Price (BGS)
Bill Ruddiman (Virginia)
Will Steffen (ANU)
Mike Walker (Lampeter)
Mark Williams (Leicester)
An Zhisheng (Xi'an)
Eric O'Dada (Nairobi)

details:

• Letter to potential members
• Outline of working group activities
• Newsletter No.1

• Comment in The Guardian newspaper 23 July 2009: A force of nature: our influential Anthropocene period by Simon Lewis.

• Ellis, Erle (Lead Author); Jay Gulledge (Topic Editor). 2008. "Anthropocene." In: Encyclopedia of Earth. Eds. Cutler J. Cleveland (Washington, D.C.: Environmental Information Coalition, National Council for Science and the Environment). [First published in the Encyclopedia of Earth August 25, 2008; Last revised September 10, 2008; Retrieved August 17, 2009].

• Published - Jan Zalasiewicz, Mark Williams, Will Steffen & Paul Crutzen 2010 The New World of the Anthropocene Environ. Sci. Technol., 44, 2228–2231.

• New Earth Epoch Has Begun, Scientists Say - article on National Geographic.com about the Anthropocene published 6.4.10.

• Mankind leaves mark on the planet with the end of the 12,000-year Holocene age. - report in the Independent newspaper 6.4.10.