Top countries for Geology

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Which countries have the most top-cited scientists in Geology?

381 researchers whose main subfield is Geology are in the 2026 list of top-cited scientists, the annual ranking often called the Stanford–Elsevier top 2% scientists list. The United States has the most (83, 21.8%), followed by Canada (55) and the United Kingdom (54). A country with 100 or more opens its institutions in the subfield; the others open their scientists in the table of all authors.

#	Country	Listed authors	Top 100k	Share of subfield	Highest-ranked author	Top institution
1	United States	83	29	21.8%	Syvitski, James P.M. #5,016	United States Geological Survey
2	Canada	55	13	14.4%	Richards, Jeremy P. #3,531	Memorial University of Newfoundland
3	United Kingdom	54	14	14.2%	Sillitoe, Richard H. #8,020	University of Aberdeen
4	Australia	37	5	9.7%	Large, Ross R. #20,180	University of Tasmania
5	China	22	3	5.8%	Santosh, M. Warrier #714	State Key Lab for Geological Processes and Mineral Resources
6	Brazil	16	1	4.2%	Assine, Mario Luis #81,333	Universidade de São Paulo
7	India	12	1	3.1%	Ramkumar, Muthuvairavasamy #74,435	University of Kerala
8	South Africa	11	2	2.9%	Beukes, Nicholas Johannes #42,734	University of the Witwatersrand, Johannesburg
9	Italy	10	3	2.6%	Russell, Michael John #43,121	Università degli Studi di Torino
10	Germany	8	4	2.1%	Kron̈er, Alfred #12,640	Johannes Gutenberg-Universität Mainz
11	Saudi Arabia	7	1	1.8%	Frenzel, Max #77,760	College of Sciences
12	Russia	6	2	1.6%	Litvinenko, Vladimir S. #32,161	Saint Petersburg Mining University
13	Norway	6	1	1.6%	Gawthorpe, Rob L. #86,986	Universitetet i Bergen
14	Belgium	4	2	1.0%	Weltje, Gert Jan #55,353	KU Leuven
15	Argentina	3	1	0.8%	Ramos, Victor A. #14,803	Universidad de Buenos Aires
16	United Arab Emirates	3	2	0.8%	Alsharhan, Abdulrahman S. #31,299	Middle East Geological and Environmental Establishment
17	Netherlands	3	2	0.8%	Schlager, Wolfganang #53,289	Vrije Universiteit Amsterdam
18	Spain	3	1	0.8%	Pomar, Luis Cancer #53,608	Universidad de Jaén
19	Egypt	3	1	0.8%	Nabawy, Bassem S. #85,732	National Research Centre
20	South Korea	3	0	0.8%	Chough, Sung Kwun #122,625	Seoul National University
21	Denmark	3	0	0.8%	Surlyk, Finn #143,989	Københavns Universitet
22	Sweden	3	0	0.8%	Moczydłowska, Małgorzata #201,947	Uppsala Universitet
23	Ireland	3	0	0.8%	Hitzman, Murray W. #207,557	University College Dublin
24	Poland	2	1	0.5%	Radwan, Ahmed E. #15,584	Politechnika Wrocławska
25	Mexico	2	1	0.5%	Armstrong-Altrin, John S. #37,523	Universidad Nacional Autónoma de México
26	France	2	1	0.5%	Brookfield, Michael E. #86,566	Géosciences Rennes
27	Switzerland	2	0	0.5%	Spangenberg, J. E. #138,632	Université de Lausanne (UNIL)
28	Iran	2	0	0.5%	Mehrabi, Hamzeh #189,883	University of Tehran
29	Japan	2	0	0.5%	Konno, Yoshihiro #247,053	The University of Tokyo
30	Finland	2	0	0.5%	Nykänen, Vesa M. #290,352	Geologian Tutkimuskeskus
31	Thailand	1	1	0.3%	Warren, John Keith #19,087	Chulalongkorn University
32	Malaysia	1	0	0.3%	Ramasamy, Nagarajan #140,412	Curtin University, Malaysia
33	Lebanon	1	0	0.3%	Abdel-Rahman, Abdel Fattah M. #172,968	American University of Beirut
34	Yemen	1	0	0.3%	Hakimi, Mohammed Hail #227,996	Taiz University
35	Cameroon	1	0	0.3%	Toteu, Sadrack Félix #274,017	Centre for Geological and Mining Research Cameroon
36	Austria	1	0	0.3%	Le Heron, Daniel Paul #321,245	Universität Wien
37	New Zealand	1	0	0.3%	Naish, Tim R. #431,865	Victoria University of Wellington
38	Türkiye	1	0	0.3%	Öztürk, Hüseyin #437,016	Istanbul University-Cerrahpasa
39	Kazakhstan	1	0	0.3%	Leila, Mahmoud Lotfy #485,804	Nazarbayev University