Michael O’Sullivan

12.2k total citations · 2 hit papers
26 papers, 1.0k citations indexed

About

Michael O’Sullivan is a scholar working on Global and Planetary Change, Ecology and Atmospheric Science. According to data from OpenAlex, Michael O’Sullivan has authored 26 papers receiving a total of 1.0k indexed citations (citations by other indexed papers that have themselves been cited), including 18 papers in Global and Planetary Change, 6 papers in Ecology and 6 papers in Atmospheric Science. Recurrent topics in Michael O’Sullivan's work include Atmospheric and Environmental Gas Dynamics (14 papers), Climate variability and models (9 papers) and Plant Water Relations and Carbon Dynamics (5 papers). Michael O’Sullivan is often cited by papers focused on Atmospheric and Environmental Gas Dynamics (14 papers), Climate variability and models (9 papers) and Plant Water Relations and Carbon Dynamics (5 papers). Michael O’Sullivan collaborates with scholars based in United Kingdom, United States and Germany. Michael O’Sullivan's co-authors include Stephen Sitch, Wolfgang Buermann, William K. Smith, Jakob Zscheischler, David Gampe, Markus Reichstein, Pierre Friedlingstein, Atul K. Jain, Danica Lombardozzi and Hanqin Tian and has published in prestigious journals such as Nature, Science and Nature Communications.

In The Last Decade

Michael O’Sullivan

24 papers receiving 1.0k citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Widespread seasonal compensation effects of spring warming on northern plant productivity

2018 313 citations Wolfgang Buermann, Matthias Forkel et al. Nature profile →
Increasing impact of warm droughts on northern ecosystem productivity over recent decades

2021 301 citations David Gampe, Jakob Zscheischler et al. Nature Climate Change profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
Michael O’Sullivan United Kingdom	12	833	315	301	116	115	26	1.0k
Haibo Du China	19	626 0.8×	232 0.7×	426 1.4×	178 1.5×	84 0.7×	66	961
Mallory L. Barnes United States	17	885 1.1×	505 1.6×	301 1.0×	141 1.2×	187 1.6×	32	1.2k
Shengwei Zong China	18	488 0.6×	273 0.9×	324 1.1×	143 1.2×	124 1.1×	51	892
Zhoutao Zheng China	18	665 0.8×	480 1.5×	250 0.8×	116 1.0×	117 1.0×	57	982
Zhengfang Wu China	17	682 0.8×	239 0.8×	439 1.5×	135 1.2×	80 0.7×	45	920
Wenping Kang China	13	396 0.5×	312 1.0×	159 0.5×	105 0.9×	73 0.6×	28	708
Fangli Wei China	18	594 0.7×	221 0.7×	142 0.5×	129 1.1×	54 0.5×	59	914
Cholho Song South Korea	16	528 0.6×	273 0.9×	106 0.4×	126 1.1×	109 0.9×	76	825
M. Lomas United Kingdom	8	973 1.2×	300 1.0×	352 1.2×	297 2.6×	139 1.2×	11	1.2k

Countries citing papers authored by Michael O’Sullivan

Since Specialization

Citations

This map shows the geographic impact of Michael O’Sullivan's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Michael O’Sullivan with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Michael O’Sullivan more than expected).

Fields of papers citing papers by Michael O’Sullivan

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Michael O’Sullivan. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Michael O’Sullivan. The network helps show where Michael O’Sullivan may publish in the future.

Co-authorship network of co-authors of Michael O’Sullivan

This figure shows the co-authorship network connecting the top 25 collaborators of Michael O’Sullivan. A scholar is included among the top collaborators of Michael O’Sullivan based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Michael O’Sullivan. Michael O’Sullivan is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

Bar‐On, Yinon M., Xiaojun Li, Michael O’Sullivan, et al.. (2025). Recent gains in global terrestrial carbon stocks are mostly stored in nonliving pools. Science. 387(6740). 1291–1295. 11 indexed citations

Brasika, Ida Bagus Mandhara, Pierre Friedlingstein, Stephen Sitch, et al.. (2025). Uncertainties in carbon emissions from land use and land cover change in Indonesia. Biogeosciences. 22(14). 3547–3561. 2 indexed citations

Grassi, Giacomo, Glen P. Peters, Josep G. Canadell, et al.. (2025). Improving land-use emission estimates under the Paris Agreement. Nature Sustainability. 8(6). 579–581. 3 indexed citations

Canadell, Josep G., Benjamin Poulter, Ana Bastos, et al.. (2025). From global to national GHG budgets: the REgional Carbon Cycle Assessment and Processes-3 (RECCAP3). National Science Review. 12(4). nwaf037–nwaf037. 3 indexed citations

Williams, Mathew, David T. Milodowski, T. Luke Smallman, et al.. (2025). Precipitation–fire functional interactions control biomass stocks and carbon exchanges across the world's largest savanna. Biogeosciences. 22(6). 1597–1614. 3 indexed citations

Ciais, Philippe, Stephen Sitch, Frédéric Chevallier, et al.. (2025). Record-breaking high temperature amplifies the negative anomaly of tropical net land carbon sinks in the 2023-2024 El Niño. SPIRE - Sciences Po Institutional REpository. 374. 110793–110793.

Croucher, Adrian, John O’Sullivan, & Michael O’Sullivan. (2024). Improved modelling of fluid production and reinjection in geothermal reservoirs. Computers & Geosciences. 196. 105822–105822.

Walker, Anthony P., Wolfgang A. Obermeier, Julia Pongratz, et al.. (2024). Harmonizing direct and indirect anthropogenic land carbon fluxes indicates a substantial missing sink in the global carbon budget since the early 20th century. Plants People Planet. 7(4). 1123–1136. 4 indexed citations

Kou‐Giesbrecht, Sian, Vivek K. Arora, Christian Seiler, et al.. (2023). Evaluating nitrogen cycling in terrestrial biosphere models: a disconnect between the carbon and nitrogen cycles. Earth System Dynamics. 14(4). 767–795. 20 indexed citations

10.

Gampe, David, Jakob Zscheischler, Markus Reichstein, et al.. (2023). Publisher Correction: Increasing impact of warm droughts on northern ecosystem productivity over recent decades. Nature Climate Change. 13(11). 1272–1272. 4 indexed citations

11.

Wang, Kai, Ana Bastos, Philippe Ciais, et al.. (2022). Regional and seasonal partitioning of water and temperature controls on global land carbon uptake variability. Nature Communications. 13(1). 3469–3469. 51 indexed citations

12.

Croke, Kevin, et al.. (2022). Up before Dawn: Experimental Evidence from a Cross-Border Trader Training at the DRC-Rwanda Border. Economic Development and Cultural Change. 71(3). 863–901. 1 indexed citations

13.

Gonsamo, Alemu, Philippe Ciais, Diego G. Miralles, et al.. (2021). Greening drylands despite warming consistent with carbon dioxide fertilization effect. Global Change Biology. 27(14). 3336–3349. 86 indexed citations

14.

Gampe, David, Jakob Zscheischler, Markus Reichstein, et al.. (2021). Increasing impact of warm droughts on northern ecosystem productivity over recent decades. Nature Climate Change. 11(9). 772–779. 301 indexed citations breakdown →

15.

O’Sullivan, Michael, William K. Smith, Stephen Sitch, et al.. (2020). Climate‐Driven Variability and Trends in Plant Productivity Over Recent Decades Based on Three Global Products. Global Biogeochemical Cycles. 34(12). e2020GB006613–e2020GB006613. 53 indexed citations

16.

O’Sullivan, Michael, Pierre Friedlingstein, Stephen Sitch, et al.. (2019). Changes in terrestrial carbon fluxes, stocks, and residence times over recent decades using TRENDY DGVMs. EGU General Assembly Conference Abstracts. 17763. 2 indexed citations

17.

Buermann, Wolfgang, Matthias Forkel, Michael O’Sullivan, et al.. (2018). Widespread seasonal compensation effects of spring warming on northern plant productivity. Nature. 562(7725). 110–114. 313 indexed citations breakdown →

18.

Goldstein, Markus, Kenneth Houngbedji, Florence Kondylis, Michael O’Sullivan, & Harris Selod. (2018). Formalization without Certification?: Experimental Evidence on Property Rights and Investment. Elsevier eBooks. 7 indexed citations

19.

O’Sullivan, Michael. (2017). Gender and Property Rights in Sub-Saharan Africa: A Review of Constraints and Effective Interventions. World Bank, Washington, DC eBooks. 18 indexed citations

20.

Adams, David, Michael O’Sullivan, Andy Inch, et al.. (2016). Delivering the Value of Planning. ENLIGHTEN (Jurnal Bimbingan dan Konseling Islam). 8 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

Explore authors with similar magnitude of impact