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Howard A. Armstrong

Howard A. Armstrong

D-Index & Metrics

Earth Science

D-Index
31
Citations
2889
World Ranking
9020
National Ranking
897

Overview

Howard A. Armstrong is affiliated with Durham University in the United Kingdom. Their academic profile indicates a focus on research and scholarship connected to this institution.

There are no recorded publications, co-authors, specific research topics, or fields of study available in the current data to provide further details on their scientific contributions.

Additional information such as recent papers, frequent co-authors, publication venues, and book publications is not present in the provided data and therefore is not included in this profile.

There is no record of any awards or honors received by Howard A. Armstrong in the current dataset.

The absence of data on main fields of study, subfields, or main topics of work means no detailed description of their research areas can be offered at this time.

This profile reflects only the verified and available data as of the latest update without extrapolation beyond the given information.

Best Publications

  • Arabia–Eurasia collision and the forcing of mid-Cenozoic global cooling

    Mark B. Allen;Howard A. Armstrong

  • Presence of the earliest vertebrate hard tissue in conodonts

    IJ Sansom;MP Smith;HA Armstrong;MM Smith

  • Polar front shift and atmospheric CO2 during the glacial maximum of the Early Paleozoic Icehouse

    Thijs R. A. Vandenbroucke;Howard A. Armstrong;Mark Williams;Florentin Paris;Florentin Paris

  • Origin, sequence stratigraphy and depositional environment of an upper Ordovician (Hirnantian) deglacial black shale, Jordan

    Howard A. Armstrong;Brian R. Turner;Issa M. Makhlouf;Graham P. Weedon

  • Conodonts from the Upper Ordovician – Lower Silurian carbonate platform of North Greenland

    H.A Armstrong

  • Black shale deposition in an Upper Ordovician-Silurian permanently stratified, peri-glacial basin, southern Jordan

    Howard A. Armstrong;Geoffrey D. Abbott;Brian R. Turner;Issa M. Makhlouf

  • Epipelagic chitinozoan biotopes map a steep latitudinal temperature gradient for earliest Late Ordovician seas: Implications for a cooling Late Ordovician climate

    Thijs R.A. Vandenbroucke;Thijs R.A. Vandenbroucke;Thijs R.A. Vandenbroucke;Howard A. Armstrong;Mark Williams;Florentin Paris

  • Climatic controls on late Pleistocene alluvial fans, Cyprus

    J.V. Waters;S.J. Jones;H.A. Armstrong

  • Glaciation and deglaciation of the Libyan Desert: The Late Ordovician record

    D.P. Le Heron;H.A. Armstrong;C. Wilson;J.P. Howard

  • Rare earth element geochemistry of upper Ordovician cherts from the Southern Uplands of Scotland

    A. W. Owen;H. A. Armstrong;J. D. Floyd

  • Thermal effects on rare earth element and strontium isotope chemistry in single conodont elements.

    H.A Armstrong;D.G Pearson;M Griselin

  • Deep-sea sediments record the geophysiology of the late Ordovician glaciation

    Howard A. Armstrong;Angela L. Coe

  • Late Ordovician (Ashgillian) glacial deposits in southern Jordan

    Brian R. Turner;Issa M. Makhlouf;Howard A. Armstrong

  • Ground-truthing Late Ordovician climate models using the paleobiogeography of graptolites

    Thijs R. A. Vandenbroucke;Thijs R. A. Vandenbroucke;Howard A. Armstrong;Mark Williams;Mark Williams;Jan A. Zalasiewicz

  • Evolution of the Northern Belt, Southern Uplands: implications for the Southern Uplands controversy

    H. A. Armstrong;A. W. Owen;C. T. Scrutton;E. N. K. Clarkson

  • Response of the Inter-tropical Convergence Zone to Southern Hemisphere cooling during Upper Ordovician glaciation

    Howard A. Armstrong;James Baldini;Tom J. Challands;Darren R. Gröcke

  • High frequency eustatic sea-level changes during the Middle to early Late Ordovician of southern Jordan: Indirect evidence for a Darriwilian Ice Age in Gondwana

    Brian R. Turner;Howard A. Armstrong;Charles R. Wilson;Issa M. Makhlouf

  • The apparatus architecture of Panderodus and its implications for coniform conodont classification

    Ivan J Sansom;Howard A Armstrong;M Paul Smith

  • Terrane evolution of the paratectonic Caledonides of northern Britain

    H. A. Armstrong;A. W. Owen

  • Rare earth geochemistry of Arenig cherts from the Ballantrae Ophiolite and Leadhills Imbricate Zone, southern Scotland: implications for origin and significance to the Caledonian Orogeny

    H. A. Armstrong;A. W. Owen;J. D. Floyd

  • Reconciling the Intertropical Convergence Zone, Himalayan/Tibetan tectonics, and the onset of the Asian monsoon system.

    Mark B. Allen;Howard A. Armstrong

Frequent Co-Authors

Mark Williams
Mark Williams University of Leicester
Jonathan Imber
Jonathan Imber Durham University
Jan Zalasiewicz
Jan Zalasiewicz University of Leicester
David A. T. Harper
David A. T. Harper Durham University
Mark B. Allen
Mark B. Allen Durham University
Koen Sabbe
Koen Sabbe Ghent University
Angela L. Coe
Angela L. Coe The Open University
Thomas Servais
Thomas Servais University of Lille
Ken McCaffrey
Ken McCaffrey Durham University
Florentin Paris
Florentin Paris University of Rennes

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