Howard A. Armstrong

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

Mark B. Allen, Howard A. Armstrong · Palaeogeography Palaeoclimatology Palaeoecology · 2008 · 512 citations · Full text

Natural Sciences, Earth Sciences, Geology +14

Polar front shift and atmospheric CO ₂ during the glacial maximum of the Early Paleozoic Icehouse

Thijs R.A. Vandenbroucke, Howard A. Armstrong, Mark Williams et al. · Proceedings of the National Academy of Sciences · 2010 · 120 citations · Full text

Natural Sciences, Earth Sciences, Ecology +17

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

Howard A. Armstrong, Brian R. Turner, Issa M. Makhlouf et al. · Palaeogeography Palaeoclimatology Palaeoecology · 2005 · 106 citations · Full text

Natural Sciences, Earth Sciences, Geology +17

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

Howard A. Armstrong, Geoffrey D. Abbott, Brian R. Turner et al. · Palaeogeography Palaeoclimatology Palaeoecology · 2008 · 101 citations · Full text

Natural Sciences, Earth Sciences, Geology +15

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, Howard A. Armstrong, Mark Williams et al. · Palaeogeography Palaeoclimatology Palaeoecology · 2009 · 92 citations

Natural Sciences, Ecology, Climate Science +6