The 100 most active researchers in Cross-cutting CDR since 2021, worldwide, the 50 most active based in Europe, and the same two lists by citations, from the CDR Researcher Census release 2026-11.4 (data as of 2026-11-05). 12,831 researchers have at least one CDR paper in this pathway since 2021; 65 of the most active 100 are based in Europe.

Jump to: most active, world · most active, Europe · most cited, world · most cited, Europe.

Activity sums the researcher’s CDR-relevant papers and preprints 2021–2026 in this pathway, each weighted by age with a half-life of 3 years: a paper from the as-of year counts 1.0, one from three years earlier 0.5, one from six years earlier 0.25. Citations count citations to those papers. Every row carries its rank in the other ordering. A preprint and its journal version count once where OpenAlex links them. Institution comes from the researcher’s own papers 2024–2026, else from the ORCID record, else from the OpenAlex author profile (marked †, the least reliable source). Corrections and removal: info@carbon-drawdown.de, done within five working days (privacy notice).

Most active, worldwide top 100

World #Cit. rankNameInstitutionCountryActivityPapers 2021–26Citations
144Matthew GiddenClimate AnalyticsDE25.733649
242Sabine FussPotsdam Institute for Climate Impact ResearchDE18.927662
3180Julia PongratzLudwig-Maximilians-Universität MünchenDE15.520264
435Joeri RogeljImperial College LondonGB15.222756
557Carl‐Friedrich SchleussnerInternational Institute for Applied Systems AnalysisAT14.825600
6123Jeffrey Dankwa AmpahTianjin UniversityCN14.421355
7101Haewon McJeonKorea Advanced Institute of Science and TechnologyKR14.021431
8398Shinichiro FujimoriKyoto UniversityJP13.918150
943Oliver GedenStiftung Wissenschaft und Politik, German Institute for International and Security AffairsDE13.521653
103Benjamin K. SovacoolBoston UniversityUS13.2221,250
11143Keywan RiahiInternational Institute for Applied Systems AnalysisAT12.116300
12288William F. LambUniversity of Leeds †GB12.117208
13556Raymond R. TanDe La Salle UniversityPH12.120110
14130Humphrey AdunNear East UniversityCY12.018348
15133Jan C. MinxUniversity of LeedsGB11.418345
16135Detlef P. van VuurenNetherlands Environmental Assessment AgencyNL11.016337
17169Gregory F. NemetUniversity of Wisconsin–MadisonUS10.616280
18399Nadine MengisGEOMAR Helmholtz Centre for Ocean Research KielDE10.214150
19261Sandylove AfraneTianjin UniversityCN10.115219
20628Tomoko HasegawaRitsumeikan UniversityJP10.012103
211491Naomi E. VaughanUniversity of East AngliaGB10.01353
22525Ken OshiroHokkaido UniversityJP10.013116
2385Chad M. BaumAarhus UniversityDK9.916508
24138Jay FuhrmanJoint Global Change Research InstituteUS9.914324
2551Elina BrutschinInternational Institute for Applied Systems AnalysisAT9.812612
26878Jörg SchwingerNORCE Research ASNO9.81588
27178Jong‐Seong KugSeoul National UniversityKR9.817268
2890Philippe CiaisLaboratoire des Sciences du Climat et de l’EnvironnementFR9.813492
29824Kathleen B. AvisoDe La Salle UniversityPH9.81692
30294Ottmar EdenhoferPotsdam Institute for Climate Impact ResearchDE9.614202
3148Leon MerfortPotsdam Institute for Climate Impact ResearchDE9.412631
3233Nico BauerPotsdam Institute for Climate Impact ResearchDE9.414773
33147Thomas GasserInternational Institute for Applied Systems AnalysisAT9.113291
342Stephen M. SmithUniversity of OxfordGB8.4141,311
3586Niall Mac DowellImperial College LondonGB8.316501
362107Benedict ProbstUniversity of Cambridge †GB8.2936
37435Finn Müller-HansenPotsdam Institute for Climate Impact ResearchDE8.011139
3840Roberto SchaefferUniversidade Federal do Rio de JaneiroBR8.014673
39574Wilfried RickelsKiel Institute for the World EconomyDE7.812108
402601Injy JohnstoneUniversity of OxfordGB7.8926
41131Felix SchenuitStiftung Wissenschaft und Politik, German Institute for International and Security AffairsDE7.813347
422249Yang OuPeking UniversityCN7.71032
4329Jessica StreflerPotsdam Institute for Climate Impact ResearchDE7.713820
44132Ana BastosLeipzig UniversityDE7.611347
45191Vassilis DaioglouNetherlands Environmental Assessment AgencyNL7.611249
4694Chris JonesUniversity of BristolGB7.512471
47302Sarah LückPotsdam Institute for Climate Impact Research †DE7.511195
48253Soon‐Il AnYonsei UniversityKR7.514225
4934Christian BreyerLappeenranta-Lahti University of TechnologyFI7.210773
50684Hanna LeeNorwegian University of Science and TechnologyNO7.211100
51140Matthias HoneggerUtrecht UniversityNL7.214317
521063Maria Victoria Migo-SumagangUniversity of the Philippines Los BañosPH7.21171
5322Elmar KrieglerUniversity of PotsdamDE7.111861
54144Norman Julius SteinertCICERO Center for International Climate ResearchNO7.010300
5593Giacomo GrassiEuropean Commission †BE7.011476
56387David T. HoUniversity of Hawaiʻi at MānoaUS6.910156
57107Chris SmithInternational Institute for Applied Systems AnalysisAT6.811401
583480Morgan R. EdwardsUniversity of Wisconsin–Madison †US6.8716
59391Haifeng LiuGuangxi University †CN6.810154
60116Kirsten ZickfeldSimon Fraser UniversityCA6.711381
61259Jongsoo ShinWoods Hole Oceanographic InstitutionUS6.712221
62102Nils MarkussonLancaster UniversityGB6.610427
6321Steven J. DavisStanford UniversityUS6.610902
6475Glen P. PetersSimon Fraser University †CA6.510587
65181Zebedee NichollsThe University of MelbourneAU6.59262
66179Ruben PrützLeibniz Association †DE6.39268
678011Yiannis MoustakisLudwig-Maximilians-Universität MünchenDE6.271
689107Étienne TourignyBarcelona Supercomputing CenterES6.270
69551Mijndert van der SpekHeriot-Watt UniversityGB6.110111
7020Gunnar LudererTechnische Universität BerlinDE6.110909
719108Ronja WollnikDeutsches BiomasseforschungszentrumDE6.170
72489Sang‐Wook YehHanyang University - Ansan CampusKR6.010125
73392Chao JinTianjin UniversityCN6.09154
74980Matthias KalkuhlPotsdam Institute for Climate Impact ResearchDE6.0980
7598Sean LowAarhus UniversityDK6.011443
761064Shinichiro AsayamaNational Institute for Environmental StudiesJP5.8871
77122Gaurav GantiInternational Institute for Applied Systems Analysis †AT5.89358
7847Dominik KeinerLUT UniversityFI5.77632
79618Daniela ThränHelmholtz Centre for Environmental ResearchDE5.68104
802864Dominic LenziUniversity of Twente †NL5.6822
816072Matthias M. MayUniversität TübingenDE5.684
82358Olusola BamisileChengdu University of TechnologyCN5.68170
83228Pedro RochedoKhalifa University of Science and TechnologyAE5.511230
8436Alexander PoppPotsdam Institute for Climate Impact ResearchDE5.59737
8537Florian HumpenöderPotsdam Institute for Climate Impact ResearchDE5.59737
86337Jonathan DoelmanNetherlands Environmental Assessment AgencyNL5.58182
87118Pierre FriedlingsteinUniversity of Exeter †GB5.57377
881254Phil RenforthHeriot-Watt UniversityGB5.4861
894452Hiroto ShirakiNagoya UniversityJP5.469
90814Mingfa YaoTianjin UniversityCN5.3894
91732Alina BradUniversity of Vienna †AT5.3797
92733Etienne SchneiderUniversity of Vienna †AT5.3797
93119Josep G. CanadellCSIROAU5.28377
942685Osamu NishiuraNational Institute for Environmental Studies †JP5.2625
95734Emily CoxUniversity of OxfordGB5.2997
965622David WårlindLunds universitet Naturvetenskapliga fakultetenSE5.265
972686Jerry TjiputraNORCE Research ASNO5.2725
981089Volker KreyInternational Institute for Applied Systems AnalysisAT5.1669
991619Dominic C.Y. FooUniversity of Nottingham - Malaysia CampusMY5.1949
1001865Masahiro SugiyamaUniversity of TokyoJP5.1741

Most active, Europe top 50

The same ranking restricted to researchers based in Europe (EU27 plus the UK, Switzerland, Norway and the other non-EU countries); everyone here also appears above when they are in the world top 100, with their world rank in the second column.

Europe #World #Cit. rankNameInstitutionCountryActivityPapers 2021–26Citations
1132Matthew GiddenClimate AnalyticsDE25.733649
2230Sabine FussPotsdam Institute for Climate Impact ResearchDE18.927662
33102Julia PongratzLudwig-Maximilians-Universität MünchenDE15.520264
4425Joeri RogeljImperial College LondonGB15.222756
5542Carl‐Friedrich SchleussnerInternational Institute for Applied Systems AnalysisAT14.825600
6931Oliver GedenStiftung Wissenschaft und Politik, German Institute for International and Security AffairsDE13.521653
71190Keywan RiahiInternational Institute for Applied Systems AnalysisAT12.116300
812146William F. LambUniversity of Leeds †GB12.117208
91483Humphrey AdunNear East UniversityCY12.018348
101586Jan C. MinxUniversity of LeedsGB11.418345
111687Detlef P. van VuurenNetherlands Environmental Assessment AgencyNL11.016337
1218206Nadine MengisGEOMAR Helmholtz Centre for Ocean Research KielDE10.214150
1321540Naomi E. VaughanUniversity of East AngliaGB10.01353
142361Chad M. BaumAarhus UniversityDK9.916508
152537Elina BrutschinInternational Institute for Applied Systems AnalysisAT9.812612
1626368Jörg SchwingerNORCE Research ASNO9.81588
172863Philippe CiaisLaboratoire des Sciences du Climat et de l’EnvironnementFR9.813492
1830151Ottmar EdenhoferPotsdam Institute for Climate Impact ResearchDE9.614202
193135Leon MerfortPotsdam Institute for Climate Impact ResearchDE9.412631
203223Nico BauerPotsdam Institute for Climate Impact ResearchDE9.414773
213393Thomas GasserInternational Institute for Applied Systems AnalysisAT9.113291
22341Stephen M. SmithUniversity of OxfordGB8.4141,311
233562Niall Mac DowellImperial College LondonGB8.316501
2436773Benedict ProbstUniversity of Cambridge †GB8.2936
2537219Finn Müller-HansenPotsdam Institute for Climate Impact ResearchDE8.011139
2639276Wilfried RickelsKiel Institute for the World EconomyDE7.812108
2740931Injy JohnstoneUniversity of OxfordGB7.8926
284184Felix SchenuitStiftung Wissenschaft und Politik, German Institute for International and Security AffairsDE7.813347
294321Jessica StreflerPotsdam Institute for Climate Impact ResearchDE7.713820
304485Ana BastosLeipzig UniversityDE7.611347
3145104Vassilis DaioglouNetherlands Environmental Assessment AgencyNL7.611249
324666Chris JonesUniversity of BristolGB7.512471
3347157Sarah LückPotsdam Institute for Climate Impact Research †DE7.511195
344924Christian BreyerLappeenranta-Lahti University of TechnologyFI7.210773
3550316Hanna LeeNorwegian University of Science and TechnologyNO7.211100
365189Matthias HoneggerUtrecht UniversityNL7.214317
375318Elmar KrieglerUniversity of PotsdamDE7.111861
385491Norman Julius SteinertCICERO Center for International Climate ResearchNO7.010300
395565Giacomo GrassiEuropean Commission †BE7.011476
405772Chris SmithInternational Institute for Applied Systems AnalysisAT6.811401
416271Nils MarkussonLancaster UniversityGB6.610427
4266101Ruben PrützLeibniz Association †DE6.39268
43672210Yiannis MoustakisLudwig-Maximilians-Universität MünchenDE6.271
44682516Étienne TourignyBarcelona Supercomputing CenterES6.270
4569261Mijndert van der SpekHeriot-Watt UniversityGB6.110111
467017Gunnar LudererTechnische Universität BerlinDE6.110909
47712517Ronja WollnikDeutsches BiomasseforschungszentrumDE6.170
4874394Matthias KalkuhlPotsdam Institute for Climate Impact ResearchDE6.0980
497568Sean LowAarhus UniversityDK6.011443
507777Gaurav GantiInternational Institute for Applied Systems Analysis †AT5.89358

Most cited, worldwide top 100

The same researchers ranked by citations to their CDR papers since 2021. Citations lag by years, so this list favours established names and papers from 2021 and 2022; the activity rank beside each name says where the person stands on the other list.

World #Act. rankNameInstitutionCountryActivityPapers 2021–26Citations
1171Myles AllenLangley Research Center †US3.891,558
234Stephen M. SmithUniversity of OxfordGB8.4141,311
310Benjamin K. SovacoolBoston UniversityUS13.2221,250
41018Eli Mitchell-LarsonUniversity of Oxford †GB1.441,237
53115Ahmed I. OsmanCanterbury Christ Church UniversityGB0.921,207
63116David W. RooneyQueen’s University BelfastGB0.921,207
73117Pow‐Seng YapTaylor’s University †MY0.921,207
8463Lavanya RajamaniUniversity of OxfordGB2.141,189
9491Michael ObersteinerUniversity of OxfordGB2.051,182
101334Samuel FankhauserUniversity of OxfordGB1.131,013
111290Nathalie SeddonUniversity of OxfordGB1.23996
121223Javier LezaunUniversity of OxfordGB1.33990
13809Thom WetzerUniversity of Oxford †GB1.73970
1411969Cameron HepburnUniversity of OxfordGB0.31960
1511970J. M. KendallUniversity of OxfordGB0.31960
1611971Kaya AxelssonUniversity of Oxford †GB0.31960
1711972Radhika KhoslaUniversity of Oxford †GB0.31960
1811973Rosalind E. M. RickabyUniversity of OxfordGB0.31960
1911974Thomas HaleUniversity of OxfordGB0.31960
2070Gunnar LudererTechnische Universität BerlinDE6.110909
2163Steven J. DavisStanford UniversityUS6.610902
2253Elmar KrieglerUniversity of PotsdamDE7.111861
2311975Turgut M. GürStanford University †US0.31827
2410627Goodluck MsigwaUniversité Toulouse III - Paul Sabatier †FR0.41823
2510628Jiangjiang WangNorth China Electric Power University - Baoding CampusCN0.41823
2610629Lin ChenNanyang Technological University †SG0.41823
2710630Mingyu YangNanjing University of Science and Technology †CN0.41823
2810631Samer FawzyQueen’s University BelfastGB0.41823
2943Jessica StreflerPotsdam Institute for Climate Impact ResearchDE7.713820
306415Eugene J. KimRutgers, The State University of New Jersey †US0.62783
316416Jeffrey R. LongUniversity of California, BerkeleyUS0.62783
32963Robert PietzckerPotsdam-Institut für KlimafolgenforschungDE1.65774
3332Nico BauerPotsdam Institute for Climate Impact ResearchDE9.414773
3449Christian BreyerLappeenranta-Lahti University of TechnologyFI7.210773
354Joeri RogeljImperial College LondonGB15.222756
3684Alexander PoppPotsdam Institute for Climate Impact ResearchDE5.59737
3785Florian HumpenöderPotsdam Institute for Climate Impact ResearchDE5.59737
38964Renato RodriguesPotsdam Institute for Climate Impact ResearchDE1.64703
3911976Rebecca L. SiegelmanUniversity of California BerkeleyUS0.31696
4038Roberto SchaefferUniversidade Federal do Rio de JaneiroBR8.014673
41454Gabriel LopezLUT School of Energy SystemsFI2.23666
422Sabine FussPotsdam Institute for Climate Impact ResearchDE18.927662
439Oliver GedenStiftung Wissenschaft und Politik, German Institute for International and Security AffairsDE13.521653
441Matthew GiddenClimate AnalyticsDE25.733649
45827Christoph BertramUniversity of Maryland, College ParkUS1.63638
461155Steve PyeUniversity College LondonGB1.33638
4778Dominik KeinerLUT UniversityFI5.77632
4831Leon MerfortPotsdam Institute for Climate Impact ResearchDE9.412631
493118Arman AghahosseiniLappeenranta University of Technology (LUT)FI0.92630
501301Mark Z. JacobsonStanford UniversityUS1.22620
5125Elina BrutschinInternational Institute for Applied Systems AnalysisAT9.812612
521140Alois DirnaichnerPotsdam Institute for Climate Impact Research †DE1.33612
53112Candelaria BergeroUniversity of Wisconsin–Madison †US4.97611
543090Lavinia BaumstarkPotsdam Institute for Climate Impact Research †DE0.92611
553091Michaja PehlLeibniz Association †DE0.92611
561452Falko UeckerdtInterdisciplinary Transformation University AustriaAT1.12605
575Carl‐Friedrich SchleussnerInternational Institute for Applied Systems AnalysisAT14.825600
58814Hannele HolttinenCLIC innovation OyFI1.73595
59455Siavash KhaliliLUT UniversityFI2.23594
601475Henrik LundAalborg UniversityDK1.02591
611302Poul Alberg ØstergaardAalborg UniversitetDK1.22590
62386Marta VictoriaTechnical University of DenmarkDK2.43589
631119Dmitrii BogdanovLUT UniversityFI1.42588
6410632A.A. SolomonUniversity of VaasaFI0.41588
6510633Ashish GulagiLappeenranta-Lahti University of Technology †FI0.41588
6610634Auke HoekstraEindhoven University of Technology †NL0.41588
6710635Ayobami Solomon OyewoLUT UniversityFI0.41588
6810636Brian Vad MathiesenAalborg UniversityDK0.41588
6910637Manish RamLappeenranta University of TechnologyFI0.41588
7010638Marco RaugeiOxford Brookes UniversityGB0.41588
7110639Sven TeskeUniversity of Technology SydneyAU0.41588
7210640Thomas PreggerDeutsches Zentrum für Luft- und Raumfahrt (DLR)DE0.41588
7310641Ugo BardiConsorzio Interuniversitario di Scienza e Tecnologia dei Materiali\IT0.41588
7410642Vasilis FthenakisColumbia University †US0.41588
7564Glen P. PetersSimon Fraser University †CA6.510587
768850L.P. SinghNational Council for Cement and Building MaterialsIN0.51585
778851Prakash Chander ThapliyalCentral Building Research Institute †IN0.51585
788852Rafiqul Huda ChaudhuryBharat Electronics (India) †IN0.51585
798853Supriya SupriyaRayat Bahra University †IN0.51585
808854U. SharmaCentral Building Research InstituteIN0.51585
811453Felix SchreyerLeibniz Association †DE1.12571
8211977Antoine LevesqueLeibniz Association †DE0.31571
8311978Marianna Rottoli–0.31571
8411979Silvia MadedduLeibniz Association †DE0.31571
8523Chad M. BaumAarhus UniversityDK9.916508
8635Niall Mac DowellImperial College LondonGB8.316501
8711980Mengtian HuangChina Meteorological AdministrationCN0.31501
8811981Panmao ZhaiChinese Academy of Meteorological Sciences †CN0.31501
893181Lorenzo RosaCarnegie Institution for ScienceUS0.82493
9028Philippe CiaisLaboratoire des Sciences du Climat et de l’EnvironnementFR9.813492
911510Ploy AchakulwisutStockholm Environment InstituteUS1.02492
92290Wim CartonLund University Samhällsvetenskapliga fakultetenSE2.86484
9355Giacomo GrassiEuropean Commission †BE7.011476
9446Chris JonesUniversity of BristolGB7.512471
95146Holly Jean BuckUniversity at Buffalo, State University of New York †US4.29463
968855Céline GuivarchÉcole nationale des ponts et chaussées †FR0.51445
978856Peter EricksonChockstone ConsultingUS0.51445
9875Sean LowAarhus UniversityDK6.011443
991447Christian BauerPaul Scherrer InstitutCH1.13441
100356Jens Friis LundUniversity of Copenhagen †DK2.55439

Most cited, Europe top 50

Europe #World #Act. rankNameInstitutionCountryActivityPapers 2021–26Citations
1222Stephen M. SmithUniversity of OxfordGB8.4141,311
24500Eli Mitchell-LarsonUniversity of Oxford †GB1.441,237
351107Ahmed I. OsmanCanterbury Christ Church UniversityGB0.921,207
461108David W. RooneyQueen’s University BelfastGB0.921,207
58258Lavanya RajamaniUniversity of OxfordGB2.141,189
69274Michael ObersteinerUniversity of OxfordGB2.051,182
710625Samuel FankhauserUniversity of OxfordGB1.131,013
811606Nathalie SeddonUniversity of OxfordGB1.23996
912576Javier LezaunUniversity of OxfordGB1.33990
1013409Thom WetzerUniversity of Oxford †GB1.73970
11143263Cameron HepburnUniversity of OxfordGB0.31960
12153264J. M. KendallUniversity of OxfordGB0.31960
13163265Kaya AxelssonUniversity of Oxford †GB0.31960
14173266Radhika KhoslaUniversity of Oxford †GB0.31960
15183267Rosalind E. M. RickabyUniversity of OxfordGB0.31960
16193268Thomas HaleUniversity of OxfordGB0.31960
172046Gunnar LudererTechnische Universität BerlinDE6.110909
182237Elmar KrieglerUniversity of PotsdamDE7.111861
19242866Goodluck MsigwaUniversité Toulouse III - Paul Sabatier †FR0.41823
20282867Samer FawzyQueen’s University BelfastGB0.41823
212929Jessica StreflerPotsdam Institute for Climate Impact ResearchDE7.713820
2232476Robert PietzckerPotsdam-Institut für KlimafolgenforschungDE1.65774
233320Nico BauerPotsdam Institute for Climate Impact ResearchDE9.414773
243434Christian BreyerLappeenranta-Lahti University of TechnologyFI7.210773
25354Joeri RogeljImperial College LondonGB15.222756
263655Alexander PoppPotsdam Institute for Climate Impact ResearchDE5.59737
273756Florian HumpenöderPotsdam Institute for Climate Impact ResearchDE5.59737
2838477Renato RodriguesPotsdam Institute for Climate Impact ResearchDE1.64703
2941253Gabriel LopezLUT School of Energy SystemsFI2.23666
30422Sabine FussPotsdam Institute for Climate Impact ResearchDE18.927662
31436Oliver GedenStiftung Wissenschaft und Politik, German Institute for International and Security AffairsDE13.521653
32441Matthew GiddenClimate AnalyticsDE25.733649
3346561Steve PyeUniversity College LondonGB1.33638
344751Dominik KeinerLUT UniversityFI5.77632
354819Leon MerfortPotsdam Institute for Climate Impact ResearchDE9.412631
36491109Arman AghahosseiniLappeenranta University of Technology (LUT)FI0.92630
375115Elina BrutschinInternational Institute for Applied Systems AnalysisAT9.812612
3852551Alois DirnaichnerPotsdam Institute for Climate Impact Research †DE1.33612
39541094Lavinia BaumstarkPotsdam Institute for Climate Impact Research †DE0.92611
40551095Michaja PehlLeibniz Association †DE0.92611
4156659Falko UeckerdtInterdisciplinary Transformation University AustriaAT1.12605
42575Carl‐Friedrich SchleussnerInternational Institute for Applied Systems AnalysisAT14.825600
4358413Hannele HolttinenCLIC innovation OyFI1.73595
4459254Siavash KhaliliLUT UniversityFI2.23594
4560670Henrik LundAalborg UniversityDK1.02591
4661611Poul Alberg ØstergaardAalborg UniversitetDK1.22590
4762219Marta VictoriaTechnical University of DenmarkDK2.43589
4863540Dmitrii BogdanovLUT UniversityFI1.42588
49642868A.A. SolomonUniversity of VaasaFI0.41588
50652869Ashish GulagiLappeenranta-Lahti University of Technology †FI0.41588

† Institution from the OpenAlex author profile, not confirmed by the researcher’s recent papers.