M
Michael O'Sullivan
Researcher at University of Auckland
Publications - 472
Citations - 17091
Michael O'Sullivan is an academic researcher from University of Auckland. The author has contributed to research in topics: Geothermal gradient & Medicine. The author has an hindex of 50, co-authored 419 publications receiving 12670 citations. Previous affiliations of Michael O'Sullivan include St George's, University of London & Trinity College, Dublin.
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Journal ArticleDOI
Global Carbon Budget 2020
Pierre Friedlingstein,Pierre Friedlingstein,Michael O'Sullivan,Matthew W. Jones,Robbie M. Andrew,Judith Hauck,Are Olsen,Glen P. Peters,Wouter Peters,Wouter Peters,Julia Pongratz,Julia Pongratz,Stephen Sitch,Corinne Le Quéré,Josep G. Canadell,Philippe Ciais,Robert B. Jackson,Simone R. Alin,Luiz E. O. C. Aragão,Luiz E. O. C. Aragão,Almut Arneth,Vivek K. Arora,Nicholas R. Bates,Nicholas R. Bates,Meike Becker,Alice Benoit-Cattin,Henry C. Bittig,Laurent Bopp,Selma Bultan,Naveen Chandra,Naveen Chandra,Frédéric Chevallier,Louise Chini,Wiley Evans,Liesbeth Florentie,Piers M. Forster,Thomas Gasser,Marion Gehlen,Dennis Gilfillan,Thanos Gkritzalis,Luke Gregor,Nicolas Gruber,Ian Harris,Kerstin Hartung,Kerstin Hartung,Vanessa Haverd,Richard A. Houghton,Tatiana Ilyina,Atul K. Jain,Emilie Joetzjer,Koji Kadono,Etsushi Kato,Vassilis Kitidis,Jan Ivar Korsbakken,Peter Landschützer,Nathalie Lefèvre,Andrew Lenton,Sebastian Lienert,Zhu Liu,Danica Lombardozzi,Gregg Marland,Nicolas Metzl,David R. Munro,David R. Munro,Julia E. M. S. Nabel,S. Nakaoka,Yosuke Niwa,Kevin D. O'Brien,Kevin D. O'Brien,Tsuneo Ono,Paul I. Palmer,Denis Pierrot,Benjamin Poulter,Laure Resplandy,Eddy Robertson,Christian Rödenbeck,Jörg Schwinger,Roland Séférian,Ingunn Skjelvan,Adam J. P. Smith,Adrienne J. Sutton,Toste Tanhua,Pieter P. Tans,Hanqin Tian,Bronte Tilbrook,Bronte Tilbrook,Guido R. van der Werf,N. Vuichard,Anthony P. Walker,Rik Wanninkhof,Andrew J. Watson,David R. Willis,Andy Wiltshire,Wenping Yuan,Xu Yue,Sönke Zaehle +95 more
TL;DR: In this paper, the authors describe and synthesize data sets and methodology to quantify the five major components of the global carbon budget and their uncertainties, including emissions from land use and land-use change data and bookkeeping models.
Journal ArticleDOI
Global Carbon Budget 2019
Pierre Friedlingstein,Pierre Friedlingstein,Matthew W. Jones,Michael O'Sullivan,Robbie M. Andrew,Judith Hauck,Glen P. Peters,Wouter Peters,Wouter Peters,Julia Pongratz,Julia Pongratz,Stephen Sitch,Corinne Le Quéré,Dorothee C. E. Bakker,Josep G. Canadell,Philippe Ciais,Robert B. Jackson,Peter Anthoni,Leticia Barbero,Leticia Barbero,Ana Bastos,Vladislav Bastrikov,Meike Becker,Meike Becker,Laurent Bopp,Erik T. Buitenhuis,Naveen Chandra,Frédéric Chevallier,Louise Chini,Kim I. Currie,Richard A. Feely,Marion Gehlen,Dennis Gilfillan,Thanos Gkritzalis,Daniel S. Goll,Nicolas Gruber,Sören B. Gutekunst,Ian Harris,Vanessa Haverd,Richard A. Houghton,George C. Hurtt,Tatiana Ilyina,Atul K. Jain,Emilie Joetzjer,Jed O. Kaplan,Etsushi Kato,Kees Klein Goldewijk,Kees Klein Goldewijk,Jan Ivar Korsbakken,Peter Landschützer,Siv K. Lauvset,Nathalie Lefèvre,Andrew Lenton,Andrew Lenton,Sebastian Lienert,Danica Lombardozzi,Gregg Marland,Patrick C. McGuire,Joe R. Melton,Nicolas Metzl,David R. Munro,Julia E. M. S. Nabel,Shin-Ichiro Nakaoka,Craig Neill,Abdirahman M Omar,Abdirahman M Omar,Tsuneo Ono,Anna Peregon,Anna Peregon,Denis Pierrot,Denis Pierrot,Benjamin Poulter,Gregor Rehder,Laure Resplandy,Eddy Robertson,Christian Rödenbeck,Roland Séférian,Jörg Schwinger,Jörg Schwinger,Naomi E. Smith,Naomi E. Smith,Pieter P. Tans,Hanqin Tian,Bronte Tilbrook,Bronte Tilbrook,Francesco N. Tubiello,Guido R. van der Werf,Andy Wiltshire,Sönke Zaehle +88 more
TL;DR: In this article, the authors describe data sets and methodology to quantify the five major components of the global carbon budget and their uncertainties, including emissions from land use and land use change, and show that the difference between the estimated total emissions and the estimated changes in the atmosphere, ocean, and terrestrial biosphere is a measure of imperfect data and understanding of the contemporary carbon cycle.
Journal ArticleDOI
Evidence for cortical “disconnection” as a mechanism of age-related cognitive decline
Michael O'Sullivan,Derek K. Jones,Paul Summers,Robin G. Morris,Steven Williams,Hugh S. Markus +5 more
TL;DR: Findings provide direct evidence that white matter tract disruption occurs in normal aging and would be consistent with the cortical disconnection hypothesis of age-related cognitive decline and provide a plausible structural basis for selective loss of executive functions.
Journal ArticleDOI
Pupil diameter covaries with BOLD activity in human locus coeruleus.
TL;DR: The potential for utilizing pupil diameter to achieve a more comprehensive understanding of the role of the LC–NA system in human cognition is highlighted, with the first demonstration in humans of a fundamental characteristic of animal LC activity: phasic modulation by oddball stimulus relevance.
Journal ArticleDOI
Markers of endothelial dysfunction in lacunar infarction and ischaemic leukoaraiosis
Ahamad Hassan,Beverley J. Hunt,Michael O'Sullivan,Kiran Parmar,John Bamford,Dennis Briley,Martin M. Brown,Dafydd J. Thomas,Hugh S. Markus +8 more
TL;DR: It is suggested that there is evidence of chronic endothelial dysfunction in cerebral SVD, and endothelial prothrombotic changes may be important in mediating the ischaemic leukoaraiosis phenotype.