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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 56 3610 3448 95 89 153 13005

Christoph Ort publications per year

The chart shows the history of publications by Christoph Ort between 2004 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Christoph Ort published across 22 years, from 2004 to 2025, averaging 8.9 papers a year. Output peaked at 23 publications in 2025. 30 of the 195 publications appeared in the last two years.

No. of publications
5 10 15 20
Bar chart. Horizontal axis: year, 2004 to 2025. Vertical axis: number of publications, 0 to 23. Peak 23 publications in 2025. 2004: 1 publication 2005: 2 publications 2006: 3 publications 2007: 1 publication 2008: 3 publications 2009: 13 publications 2010: 9 publications 2011: 14 publications 2012: 12 publications 2013: 12 publications 2014: 10 publications 2015: 3 publications 2016: 19 publications 2017: 14 publications 2018: 6 publications 2019: 13 publications 2020: 12 publications 2021: 6 publications 2022: 6 publications 2023: 6 publications 2024: 7 publications 2025: 23 publications
2004 2025

195 publications in total across all disciplines

View publications per year as a table
Christoph Ort: publications per year, 2004 to 2025
Year Publications
2004 1
2005 2
2006 3
2007 1
2008 3
2009 13
2010 9
2011 14
2012 12
2013 12
2014 10
2015 3
2016 19
2017 14
2018 6
2019 13
2020 12
2021 6
2022 6
2023 6
2024 7
2025 23
Total 195
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Christoph Ort 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 Christoph Ort 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, 151–160 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: 153 publications — 43rd percentile

43% 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
131–140 544
141–150 541
151–160 539 153
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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Christoph Ort 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 Christoph Ort 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, 56 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: 56 D-Index — 63rd percentile

63% 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
46 291
47 275
48 272
49 273
50 263
51 232
52 266
53 217
54 198
55 177
56 202 56
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

Christoph Ort is affiliated with the Swiss Federal Institute of Aquatic Science and Technology in Switzerland. Their research primarily focuses on the field of Medicine, with significant contributions to Infectious Diseases, Epidemiology, Biomedical Engineering, Modeling and Simulation, and Molecular Biology.

The scientist has published extensively, with a particular emphasis on SARS-CoV-2 detection and testing, covering various aspects of SARS-CoV-2 and COVID-19 research. Other main topics in their work include respiratory viral infections research, COVID-19 epidemiological studies, biosensors and analytical detection, forensic toxicology and drug analysis, and urban stormwater management solutions.

Frequent publication venues for their work include:

  • bioRxiv (Cold Spring Harbor Laboratory)
  • Water Research
  • Environmental Science & Technology Letters
  • Nature Water
  • Environmental Health Perspectives

Some of their recent papers are:

  • Wastewater-Based Estimation of the Effective Reproductive Number of SARS-CoV-2, 2022, Environmental Health Perspectives
  • Early detection and surveillance of SARS-CoV-2 genomic variants in wastewater using COJAC, 2022, Nature Microbiology
  • Wastewater monitoring outperforms case numbers as a tool to track COVID-19 incidence dynamics when test positivity rates are high, 2021, Water Research
  • Wastewater monitoring can anchor global disease surveillance systems, 2023, The Lancet Global Health
  • Detection and surveillance of SARS-CoV-2 genomic variants in wastewater, 2021, bioRxiv (Cold Spring Harbor Laboratory)

Christoph Ort has collaborated frequently with several coauthors, including:

  • Timothy R. Julian
  • Tamar Kohn
  • Pravin Ganesanandamoorthy
  • Tanja Stadler
  • Lea Caduff

Best Publications

  • Elimination of organic micropollutants in a municipal wastewater treatment plant upgraded with a full-scale post-ozonation followed by sand filtration.

    Juliane Hollender;Saskia G. Zimmermann;Stephan Koepke;Martin Krauss

  • Evaluation of uncertainties associated with the determination of community drug use through the measurement of sewage drug biomarkers.

    Sara Castiglioni;Lubertus Bijlsma;Adrian Covaci;Erik Emke

  • Sampling for Pharmaceuticals and Personal Care Products (PPCPs) and Illicit Drugs in Wastewater Systems: Are Your Conclusions Valid? A Critical Review

    Christoph Ort;Michael Glen Lawrence;Jorg Rieckermann;Adriano Joss

  • Comparing illicit drug use in 19 European cities through sewage analysis.

    Kevin V. Thomas;Lubertus Bijlsma;Sara Castiglioni;Adrian Covaci

  • Fate and transformation of silver nanoparticles in urban wastewater systems.

    Ralf Kaegi;Andreas Voegelin;Christoph Ort;Brian Sinnet

  • Sampling for PPCPs in Wastewater Systems: Comparison of Different Sampling Modes and Optimization Strategies

    Christoph Ort;Michael Glen Lawrence;Julien Reungoat;Jochen F. Mueller

  • Spatial differences and temporal changes in illicit drug use in Europe quantified by wastewater analysis.

    Christoph Ort;Alexander L. N. van Nuijs;Jean-Daniel Berset;Lubertus Bijlsma

  • Population Normalization with Ammonium in Wastewater-Based Epidemiology: Application to Illicit Drug Monitoring

    Frédéric Been;Luca Rossi;Christophe Ort;Serge Rudaz

  • Critical review on the stability of illicit drugs in sewers and wastewater samples

    Ann-Kathrin McCall;Richard Bade;Juliet Kinyua;Foon Yin Lai

  • Kinetic assessment and modeling of an ozonation step for full-scale municipal wastewater treatment: Micropollutant oxidation, by-product formation and disinfection

    Saskia G. Zimmermann;Saskia G. Zimmermann;Mathias Wittenwiler;Mathias Wittenwiler;Juliane Hollender;Martin Krauss

  • Assessing geographical differences in illicit drug consumption—A comparison of results from epidemiological and wastewater data in Germany and Switzerland

    Frederic Been;Lubertus Bijlsma;Lisa Benaglia;Jean Daniel Berset

  • Cocaine, MDMA and methamphetamine residues in wastewater: Consumption trends (2009–2015) in South East Queensland, Australia

    Foon Yin Lai;Jake W. O'Brien;Phong K. Thai;Wayne Hall

  • Challenges of surveying wastewater drug loads of small populations and generalizable aspects on optimizing monitoring design.

    Christoph Ort;Jonas Maria Eppler;Andreas Scheidegger;Jörg Rieckermann

  • Refining the estimation of illicit drug consumptions from wastewater analysis: Co-analysis of prescription pharmaceuticals and uncertainty assessment

    Foon Yin Lai;Christoph Ort;Christoph Ort;Coral Gartner;Steve Carter

  • Spatio‐temporal assessment of illicit drug use at large scale: evidence from 7 years of international wastewater monitoring

    Iria González-Mariño;Iria González-Mariño;Jose Antonio Baz-Lomba;Nikiforos A. Alygizakis;Maria Jesús Andrés-Costa

  • Determining the fraction of pharmaceutical residues in wastewater originating from a hospital.

    Christoph Ort;Michael G. Lawrence;Julien Reungoat;Geoff Eaglesham

  • Occurrence and mass flows of fluorochemicals in the Glatt Valley watershed, Switzerland.

    Carin A Huset;Aurea C Chiaia;Douglas F Barofsky;Niels Jonkers

  • Comparison of pharmaceutical, illicit drug, alcohol, nicotine and caffeine levels in wastewater with sale, seizure and consumption data for 8 European cities

    Jose Antonio Baz-Lomba;Jose Antonio Baz-Lomba;Stefania Salvatore;Emma Gracia-Lor;Richard Bade

  • Occurrence and removal of N-nitrosamines in wastewater treatment plants.

    Martin Krauss;Philipp Longrée;Falk Dorusch;Christoph Ort

  • Consumption-based approach for assessing the contribution of hospitals towards the load of pharmaceutical residues in municipal wastewater

    Kristell S. Le Corre;Christoph Ort;Diana Kateley;Belinda Allen

  • Engineered nanomaterials in rivers--exposure scenarios for Switzerland at high spatial and temporal resolution.

    F. Gottschalk;C. Ort;C. Ort;R.W. Scholz;B. Nowack

Frequent Co-Authors

Phong K. Thai
Phong K. Thai University of Queensland
Jochen F. Mueller
Jochen F. Mueller University of Queensland
Kevin V. Thomas
Kevin V. Thomas University of Queensland
Raimondo Bruno
Raimondo Bruno University of Tasmania
Adrian Covaci
Adrian Covaci University of Antwerp
Sara Castiglioni
Sara Castiglioni Mario Negri Institute for Pharmacological Research
Wayne Hall
Wayne Hall University of Queensland
Félix Hernández
Félix Hernández Jaume I University
Alexander L.N. van Nuijs
Alexander L.N. van Nuijs University of Antwerp
Lubertus Bijlsma
Lubertus Bijlsma Jaume I University

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