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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Environmental Sciences 45 6466 6209 418 409 123 7038

Marcus A. Horn publications per year

The chart shows the history of publications by Marcus A. Horn between 2003 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Marcus A. Horn published across 23 years, from 2003 to 2025, averaging 7.3 papers a year. Output peaked at 24 publications in 2021. 27 of the 169 publications appeared in the last two years.

No. of publications
5 10 15 20
Bar chart. Horizontal axis: year, 2003 to 2025. Vertical axis: number of publications, 0 to 24. Peak 24 publications in 2021. 2003: 3 publications 2004: 1 publication 2005: 1 publication 2006: 4 publications 2007: 1 publication 2008: 1 publication 2009: 6 publications 2010: 5 publications 2011: 7 publications 2012: 3 publications 2013: 3 publications 2014: 2 publications 2015: 4 publications 2016: 7 publications 2017: 5 publications 2018: 8 publications 2019: 9 publications 2020: 13 publications 2021: 24 publications 2022: 18 publications 2023: 17 publications 2024: 15 publications 2025: 12 publications
2003 2025

169 publications in total across all disciplines

View publications per year as a table
Marcus A. Horn: publications per year, 2003 to 2025
Year Publications
2003 3
2004 1
2005 1
2006 4
2007 1
2008 1
2009 6
2010 5
2011 7
2012 3
2013 3
2014 2
2015 4
2016 7
2017 5
2018 8
2019 9
2020 13
2021 24
2022 18
2023 17
2024 15
2025 12
Total 169
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Marcus A. Horn publication distribution in Environmental Sciences in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Environmental Sciences in 2026. The highlighted bar marks where Marcus A. Horn sits on this spectrum.

No. of scientists
200 400 600
Bar chart with 66 bars. Horizontal axis: publications, 41–50 to 690+. Vertical axis: number of scientists, 0 to 617. Most scientists, 617, have 121–130 publications. The last bar groups every scientist with 690 publications or more. The highlighted bar, 121–130 publications, is where this scientist sits. 41–50 publications: 21 scientists 51–60 publications: 62 scientists 61–70 publications: 133 scientists 71–80 publications: 257 scientists 81–90 publications: 361 scientists 91–100 publications: 440 scientists 101–110 publications: 492 scientists 111–120 publications: 541 scientists 121–130 publications: 617 scientists 131–140 publications: 544 scientists 141–150 publications: 541 scientists 151–160 publications: 539 scientists 161–170 publications: 444 scientists 171–180 publications: 444 scientists 181–190 publications: 400 scientists 191–200 publications: 377 scientists 201–210 publications: 318 scientists 211–220 publications: 282 scientists 221–230 publications: 263 scientists 231–240 publications: 220 scientists 241–250 publications: 217 scientists 251–260 publications: 180 scientists 261–270 publications: 181 scientists 271–280 publications: 155 scientists 281–290 publications: 130 scientists 291–300 publications: 127 scientists 301–310 publications: 130 scientists 311–320 publications: 85 scientists 321–330 publications: 106 scientists 331–340 publications: 80 scientists 341–350 publications: 83 scientists 351–360 publications: 75 scientists 361–370 publications: 69 scientists 371–380 publications: 52 scientists 381–390 publications: 54 scientists 391–400 publications: 56 scientists 401–410 publications: 44 scientists 411–420 publications: 40 scientists 421–430 publications: 36 scientists 431–440 publications: 25 scientists 441–450 publications: 25 scientists 451–460 publications: 32 scientists 461–470 publications: 29 scientists 471–480 publications: 21 scientists 481–490 publications: 26 scientists 491–500 publications: 26 scientists 501–510 publications: 17 scientists 511–520 publications: 19 scientists 521–530 publications: 15 scientists 531–540 publications: 22 scientists 541–550 publications: 12 scientists 551–560 publications: 15 scientists 561–570 publications: 11 scientists 571–580 publications: 19 scientists 581–590 publications: 9 scientists 591–600 publications: 9 scientists 601–610 publications: 7 scientists 611–620 publications: 11 scientists 621–630 publications: 5 scientists 631–640 publications: 5 scientists 641–650 publications: 6 scientists 651–660 publications: 3 scientists 661–670 publications: 3 scientists 671–680 publications: 4 scientists 681–689 publications: 4 scientists 690+ publications: 100 scientists
41–50 publications 690+

This scientist: 123 publications — 26th percentile

26% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 690 publications or more.

View publications distribution as a table
Number of Environmental Sciences scientists by publication count, Research.com 2026 ranking edition. Based on 9,676 ranked scientists.
Publications Scientists This scientist
41–50 21
51–60 62
61–70 133
71–80 257
81–90 361
91–100 440
101–110 492
111–120 541
121–130 617 123
131–140 544
141–150 541
151–160 539
161–170 444
171–180 444
181–190 400
191–200 377
201–210 318
211–220 282
221–230 263
231–240 220
241–250 217
251–260 180
261–270 181
271–280 155
281–290 130
291–300 127
301–310 130
311–320 85
321–330 106
331–340 80
341–350 83
351–360 75
361–370 69
371–380 52
381–390 54
391–400 56
401–410 44
411–420 40
421–430 36
431–440 25
441–450 25
451–460 32
461–470 29
471–480 21
481–490 26
491–500 26
501–510 17
511–520 19
521–530 15
531–540 22
541–550 12
551–560 15
561–570 11
571–580 19
581–590 9
591–600 9
601–610 7
611–620 11
621–630 5
631–640 5
641–650 6
651–660 3
661–670 3
671–680 4
681–689 4
690+ 100
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Marcus A. Horn D-index placement in Environmental Sciences in 2026

The chart shows the D-index (discipline H-index) distribution of Environmental Sciences scientists ranked by Research.com in 2026. The highlighted bar marks where Marcus A. Horn sits on this spectrum.

No. of scientists
100 200 300
Bar chart with 97 bars. Horizontal axis: D-Index, 30 to 126+. Vertical axis: number of scientists, 0 to 348. Most scientists, 348, have 45 D-Index. The last bar groups every scientist with 126 D-Index or more. The highlighted bar, 45 D-Index, is where this scientist sits. 30 D-Index: 12 scientists 31 D-Index: 26 scientists 32 D-Index: 51 scientists 33 D-Index: 88 scientists 34 D-Index: 123 scientists 35 D-Index: 163 scientists 36 D-Index: 206 scientists 37 D-Index: 267 scientists 38 D-Index: 265 scientists 39 D-Index: 275 scientists 40 D-Index: 321 scientists 41 D-Index: 343 scientists 42 D-Index: 305 scientists 43 D-Index: 336 scientists 44 D-Index: 330 scientists 45 D-Index: 348 scientists 46 D-Index: 291 scientists 47 D-Index: 275 scientists 48 D-Index: 272 scientists 49 D-Index: 273 scientists 50 D-Index: 263 scientists 51 D-Index: 232 scientists 52 D-Index: 266 scientists 53 D-Index: 217 scientists 54 D-Index: 198 scientists 55 D-Index: 177 scientists 56 D-Index: 202 scientists 57 D-Index: 204 scientists 58 D-Index: 166 scientists 59 D-Index: 177 scientists 60 D-Index: 166 scientists 61 D-Index: 152 scientists 62 D-Index: 143 scientists 63 D-Index: 150 scientists 64 D-Index: 124 scientists 65 D-Index: 119 scientists 66 D-Index: 120 scientists 67 D-Index: 118 scientists 68 D-Index: 82 scientists 69 D-Index: 98 scientists 70 D-Index: 94 scientists 71 D-Index: 105 scientists 72 D-Index: 74 scientists 73 D-Index: 84 scientists 74 D-Index: 70 scientists 75 D-Index: 67 scientists 76 D-Index: 78 scientists 77 D-Index: 60 scientists 78 D-Index: 59 scientists 79 D-Index: 52 scientists 80 D-Index: 47 scientists 81 D-Index: 38 scientists 82 D-Index: 48 scientists 83 D-Index: 42 scientists 84 D-Index: 42 scientists 85 D-Index: 43 scientists 86 D-Index: 29 scientists 87 D-Index: 37 scientists 88 D-Index: 29 scientists 89 D-Index: 30 scientists 90 D-Index: 34 scientists 91 D-Index: 20 scientists 92 D-Index: 22 scientists 93 D-Index: 17 scientists 94 D-Index: 19 scientists 95 D-Index: 24 scientists 96 D-Index: 21 scientists 97 D-Index: 20 scientists 98 D-Index: 24 scientists 99 D-Index: 17 scientists 100 D-Index: 17 scientists 101 D-Index: 21 scientists 102 D-Index: 25 scientists 103 D-Index: 18 scientists 104 D-Index: 26 scientists 105 D-Index: 20 scientists 106 D-Index: 15 scientists 107 D-Index: 10 scientists 108 D-Index: 13 scientists 109 D-Index: 15 scientists 110 D-Index: 12 scientists 111 D-Index: 8 scientists 112 D-Index: 7 scientists 113 D-Index: 9 scientists 114 D-Index: 6 scientists 115 D-Index: 12 scientists 116 D-Index: 7 scientists 117 D-Index: 8 scientists 118 D-Index: 3 scientists 119 D-Index: 5 scientists 120 D-Index: 7 scientists 121 D-Index: 2 scientists 122 D-Index: 4 scientists 123 D-Index: 8 scientists 124 D-Index: 7 scientists 125 D-Index: 9 scientists 126+ D-Index: 92 scientists
30 D-Index 126+

This scientist: 45 D-Index — 36th percentile

36% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 126 D-Index or more.

View D-Index distribution as a table
Number of Environmental Sciences scientists by D-index, Research.com 2026 ranking edition. Based on 9,676 ranked scientists.
D-Index Scientists This scientist
30 12
31 26
32 51
33 88
34 123
35 163
36 206
37 267
38 265
39 275
40 321
41 343
42 305
43 336
44 330
45 348 45
46 291
47 275
48 272
49 273
50 263
51 232
52 266
53 217
54 198
55 177
56 202
57 204
58 166
59 177
60 166
61 152
62 143
63 150
64 124
65 119
66 120
67 118
68 82
69 98
70 94
71 105
72 74
73 84
74 70
75 67
76 78
77 60
78 59
79 52
80 47
81 38
82 48
83 42
84 42
85 43
86 29
87 37
88 29
89 30
90 34
91 20
92 22
93 17
94 19
95 24
96 21
97 20
98 24
99 17
100 17
101 21
102 25
103 18
104 26
105 20
106 15
107 10
108 13
109 15
110 12
111 8
112 7
113 9
114 6
115 12
116 7
117 8
118 3
119 5
120 7
121 2
122 4
123 8
124 7
125 9
126+ 92
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Overview

Marcus A. Horn is affiliated with the University of Hannover in Germany. Their research primarily focuses on environmental science, with a strong emphasis on several interconnected subfields including ecology, pollution, molecular biology, environmental chemistry, and soil science.

They have contributed significantly to topics such as microbial community ecology and physiology, microplastics and plastic pollution, wastewater treatment and nitrogen removal, soil carbon and nitrogen dynamics, biodegradable polymer synthesis and properties, methane hydrates and related phenomena, and microbial metabolism and enzyme function.

Recent publications by Marcus A. Horn include the following papers:

  • "Methanotrophs: Discoveries, Environmental Relevance, and a Perspective on Current and Future Applications," 2021, Frontiers in Microbiology
  • "Microplastics accumulate fungal pathogens in terrestrial ecosystems," 2021, Scientific Reports
  • "Interactive regulation of root exudation and rhizosphere denitrification by plant metabolite content and soil properties," 2021, Plant and Soil
  • "Burkholderiaceae Are Key Acetate Assimilators During Complete Denitrification in Acidic Cryoturbated Peat Circles of the Arctic Tundra," 2021, Frontiers in Microbiology
  • "Differences in labile soil organic matter explain potential denitrification and denitrifying communities in a long-term fertilization experiment," 2020, Applied Soil Ecology

Marcus A. Horn's frequent co-authors include Adrian Ho, Stephan Rohrbach, Linda Hink, Gerasimos Gkoutselis, and Gerhard Rambold. These collaborations reflect a network of research working largely in related environmental and microbiological fields.

The scientist's work is often published in select venues with multiple publications in:

  • Zenodo (CERN European Organization for Nuclear Research)
  • Soil Biology and Biochemistry
  • FEMS Microbiology Ecology
  • Biology and Fertility of Soils
  • SSRN Electronic Journal

Best Publications

  • As the worm turns: the earthworm gut as a transient habitat for soil microbial biomes.

    Harold L. Drake;Marcus A. Horn

  • The role of nitrifier denitrification in the production of nitrous oxide revisited

    Nicole Wrage-Mönnig;Marcus A. Horn;Reinhard Well;Christoph Müller;Christoph Müller

  • Hydrogenotrophic methanogenesis by moderately acid-tolerant methanogens of a methane-emitting acidic peat.

    Marcus A. Horn;Carola Matthies;Kirsten Küsel;Andreas Schramm

  • The Earthworm Gut: an Ideal Habitat for Ingested N2O-Producing Microorganisms

    Marcus A. Horn;Andreas Schramm;Harold L. Drake

  • Dechloromonas denitrificans sp. nov., Flavobacterium denitrificans sp. nov., Paenibacillus anaericanus sp. nov. and Paenibacillus terrae strain MH72, N2O-producing bacteria isolated from the gut of the earthworm Aporrectodea caliginosa.

    Marcus A. Horn;Julian Ihssen;Carola Matthies;Andreas Schramm

  • Methanotrophs: Discoveries, Environmental Relevance, and a Perspective on Current and Future Applications

    Simon Guerrero-Cruz;Annika Vaksmaa;Marcus A. Horn;Helge Niemann

  • Contrasting denitrifier communities relate to contrasting N2O emission patterns from acidic peat soils in arctic tundra.

    Katharina Palmer;Christina Biasi;Marcus A Horn

  • Microplastics accumulate fungal pathogens in terrestrial ecosystems

    Gerasimos Gkoutselis;Stephan Rohrbach;Janno Harjes;Martin Obst

  • Clostridiaceae and Enterobacteriaceae as active fermenters in earthworm gut content.

    Pia K Wüst;Marcus A Horn;Harold L Drake

  • Is the Hyporheic Zone Relevant beyond the Scientific Community

    Jörg Lewandowski;Jörg Lewandowski;Shai Arnon;Eddie Banks;Okke Batelaan

  • Nitrous oxide reductase genes (nosZ) of denitrifying microbial populations in soil and the earthworm gut are phylogenetically similar.

    Marcus A. Horn;Harold L. Drake;Andreas Schramm

  • N2O-Producing microorganisms in the gut of the earthworm Aporrectodea caliginosa are indicative of ingested soil bacteria

    Julian Ihssen;Marcus A. Horn;Carola Matthies;Anita Gössner

  • Intermediary ecosystem metabolism as a main driver of methanogenesis in acidic wetland soil

    Harold L. Drake;Marcus A. Horn;Pia K. Wüst

  • Trophic links between fermenters and methanogens in a moderately acidic fen soil.

    Pia K. Wüst;Marcus A. Horn;Harold L. Drake

  • Soil HONO emissions at high moisture content are driven by microbial nitrate reduction to nitrite: tackling the HONO puzzle.

    Dianming Wu;Dianming Wu;Dianming Wu;Marcus A Horn;Marcus A Horn;Thomas Behrendt;Stefan Müller

  • Actinobacterial nitrate reducers and Proteobacterial denitrifiers are abundant in N2O metabolizing palsa peat

    Katharina Palmer;Marcus A. Horn

  • Denitrification in soil aggregate analogues-effect of aggregate size and oxygen diffusion

    Steffen Schlüter;Sina Henjes;Jan Zawallich;Linda Liberg Bergaust

  • Earthworms as a Transient Heaven for Terrestrial Denitrifying Microbes: a Review

    Harold L. Drake;Marcus A. Horn

  • Peat: home to novel syntrophic species that feed acetate- and hydrogen-scavenging methanogens

    Oliver G. Schmidt;Linda Hink;Marcus A. Horn;Harold L. Drake

  • In vivo emission of dinitrogen by earthworms via denitrifying bacteria in the gut.

    Marcus A. Horn;Ralph Mertel;Matthias Gehre;Matthias Kästner

  • Anaerobic Consumers of Monosaccharides in a Moderately Acidic Fen

    Alexandra Hamberger;Marcus A. Horn;Marc G. Dumont;J. Collin Murrell

  • Interactive regulation of root exudation and rhizosphere denitrification by plant metabolite content and soil properties

    Daniel Maurer;François Malique;Salah Alfarraj;Gada Albasher

  • In Situ Hydrogen and Nitrous Oxide as Indicators of Concomitant Fermentation and Denitrification in the Alimentary Canal of the Earthworm Lumbricus terrestris

    Pia K. Wüst;Marcus A. Horn;Harold L. Drake

  • Microbial CH4 and N2O Consumption in Acidic Wetlands

    Steffen Kolb;Marcus A. Horn

  • Earthworm gut microbial biomes: their importance to soil microorganisms, denitrification, and the terrestrial production of the greenhouse gas N2O

    Harold L. Drake;Andreas Schramm;Marcus A. Horn

  • The earthworm Aporrectodea caliginosa stimulates abundance and activity of phenoxyalkanoic acid herbicide degraders.

    Ya-Jun Liu;Adrienne Zaprasis;Shuang-Jiang Liu;Harold L Drake

  • Temperature impacts differentially on the methanogenic food web of cellulose-supplemented peatland soil.

    Oliver Schmidt;Marcus A. Horn;Steffen Kolb;Harold L. Drake

  • Alphaproteobacteria dominate active 2-methyl-4-chlorophenoxyacetic acid herbicide degraders in agricultural soil and drilosphere

    Ya-Jun Liu;Ya-Jun Liu;Shuang-Jiang Liu;Harold L. Drake;Marcus A. Horn

Frequent Co-Authors

Harold L. Drake
Harold L. Drake University of Bayreuth
Christoph Müller
Christoph Müller Potsdam Institute for Climate Impact Research
Reinhard Well
Reinhard Well University of Göttingen
Klaus Butterbach-Bahl
Klaus Butterbach-Bahl Karlsruhe Institute of Technology
Tim J. Clough
Tim J. Clough Lincoln University
Zucong Cai
Zucong Cai Nanjing Normal University
Weixin Ding
Weixin Ding Chinese Academy of Sciences
Lutz Merbold
Lutz Merbold Agroscope
Segundo Urquiaga
Segundo Urquiaga Brazilian Agricultural Research Corporation
Scott X. Chang
Scott X. Chang University of Alberta

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