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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 34 9438 9036 3384 3133 118 4863

Paul C. Johnson publications per year

The chart shows the history of publications by Paul C. Johnson between 1982 and 2026, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Paul C. Johnson published across 45 years, from 1982 to 2026, averaging 3.3 papers a year. Output peaked at 11 publications in 2014. 5 of the 148 publications appeared in the last two years.

No. of publications
2 4 6 8 10
Bar chart. Horizontal axis: year, 1982 to 2026. Vertical axis: number of publications, 0 to 11. Peak 11 publications in 2014. 1982: 1 publication 1983: 1 publication 1984: 2 publications 1985: 0 publications 1986: 1 publication 1987: 1 publication 1988: 0 publications 1989: 0 publications 1990: 3 publications 1991: 5 publications 1992: 2 publications 1993: 2 publications 1994: 2 publications 1995: 1 publication 1996: 2 publications 1997: 1 publication 1998: 5 publications 1999: 2 publications 2000: 4 publications 2001: 9 publications 2002: 4 publications 2003: 9 publications 2004: 5 publications 2005: 5 publications 2006: 4 publications 2007: 4 publications 2008: 5 publications 2009: 5 publications 2010: 8 publications 2011: 1 publication 2012: 7 publications 2013: 6 publications 2014: 11 publications 2015: 4 publications 2016: 0 publications 2017: 1 publication 2018: 3 publications 2019: 3 publications 2020: 1 publication 2021: 0 publications 2022: 8 publications 2023: 2 publications 2024: 3 publications 2025: 4 publications 2026: 1 publication
1982 2026

148 publications in total across all disciplines

View publications per year as a table
Paul C. Johnson: publications per year, 1982 to 2026
Year Publications
1982 1
1983 1
1984 2
1985 0
1986 1
1987 1
1988 0
1989 0
1990 3
1991 5
1992 2
1993 2
1994 2
1995 1
1996 2
1997 1
1998 5
1999 2
2000 4
2001 9
2002 4
2003 9
2004 5
2005 5
2006 4
2007 4
2008 5
2009 5
2010 8
2011 1
2012 7
2013 6
2014 11
2015 4
2016 0
2017 1
2018 3
2019 3
2020 1
2021 0
2022 8
2023 2
2024 3
2025 4
2026 1
Total 148
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Paul C. Johnson 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 Paul C. Johnson 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, 111–120 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: 118 publications — 23rd percentile

23% 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
111–120 541 118
121–130 617
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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Paul C. Johnson 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 Paul C. Johnson 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, 34 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: 34 D-Index — 3rd percentile

3% 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 34
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
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

Paul C. Johnson is affiliated with Arizona State University in the United States. Their research primarily centers around Medicine, with 39 publications in this field. Several subfields are also part of their scholarly focus, including General Health Professions, Epidemiology, Law, Political Science and International Relations, and Infectious Diseases. These subfields reflect the multidisciplinary nature of their investigations.

Their research topics cover diverse areas, including Acute Ischemic Stroke Management, Discrimination and Equality Law, Parasitic Infections and Diagnostics, Amoebic Infections and Treatments, Employment and Welfare Studies, Judicial and Constitutional Studies, and Turfgrass Adaptation and Management.

Among recent papers authored or co-authored by Paul C. Johnson are:

  • LSE-Lancet Commission on the future of the NHS: re-laying the foundations for an equitable and efficient health and care service after COVID-19, 2021, The Lancet
  • Molecular prevalence and subtype distribution of Blastocystis sp. in Asia and in Australia, 2021, Journal of Water and Health
  • What is the right level of spending needed for health and care in the UK?, 2021, The Lancet
  • Vitamin D and obesity in adults: a pathophysiological and clinical update, 2020, British Journal of Hospital Medicine
  • Intestinal protozoan and helminthic infections among hemodialysis and cancer patients, 2020, Parasitology Research

Frequent co-authors collaborating with Johnson include:

  • Paul Sonkin
  • Silvia Falcetta
  • Panagiotis Karanis
  • Milorad M. Novičević
  • Michael Anderson

The scholar frequently publishes in several venues, with multiple publications in:

  • Astronomy & Geophysics
  • SSRN Electronic Journal
  • Academy of Management Proceedings
  • The Lancet
  • The European Convention on Human Rights Law Review

Paul C. Johnson has contributed to book publications with notable academic presses. These include:

  • A New Jersey Anthology (2020), published by Rutgers University Press
  • The Enduring Value of Roger Murray (2022), published by Columbia University Press

Best Publications

  • Knowledge for Theory and Practice

    Andrew H. Van De Ven;Paul E. Johnson

  • Heuristic model for predicting the intrusion rate of contaminant vapors into buildings

    Paul C. Johnson;Robert A. Ettinger

  • A Practical Approach to the Design, Operation, and Monitoring of In Situ Soil‐Venting Systems

    P.C. Johnson;C.C. Stanley;M.W. Kemblowski;D.L. Byers

  • Quantitative analysis for the cleanup of hydrocarbon-contaminated soils by in-situ soil venting

    Paul C. Johnson;Marian W. Kemblowski;James D. Colthart

  • An Overview of In Situ Air Sparging

    R.L. Johnson;P.C. Johnson;D.B. McWhorter;R.E. Hinchee

  • Chlorinated Ethene Source Remediation: Lessons Learned

    Hans F. Stroo;Andrea Leeson;Jeffrey A. Marqusee;Paul C. Johnson

  • Field-scale demonstration of enhanced MTBE bioremediation through aquifer bioaugmentation and oxygenation.

    Joseph P. Salanitro;Paul C. Johnson;Gerard E. Spinnler;Paul M. Maner

  • Effect of vapor source-building separation and building construction on soil vapor intrusion as studied with a three-dimensional numerical model.

    Lilian D. V. Abreu;Paul C. Johnson

  • In situ decontamination of spills and landfills by focussed microwave/radio frequency heating and a closed-loop vapor flushing and vacuum recovery system

    Paul C. Johnson;Arthur L. Otermat;Charles C. Chou

  • Simulating the Effect of Aerobic Biodegradation on Soil Vapor Intrusion into Buildings: Influence of Degradation Rate, Source Concentration, and Depth

    Lilian D. V. Abreu;Paul C. Johnson

  • State-of-the-practice review of in situ thermal technologies.

    Jennifer L. Triplett Kingston;Paul R. Dahlen;Paul C. Johnson

  • Source Zone Natural Attenuation at Petroleum Hydrocarbon Spill Sites—II: Application to a Former Oil Field

    Paul D. Lundegard;Paul C. Johnson

  • Assessing the significance of subsurface contaminant vapor migration to enclosed spaces: site-specific alternatives to generic estimates

    Paul C. Johnson;Mariush W. Kemblowski;Richard L. Johnson

  • Assessment of the Contributions of Volatilization and Biodegradation to in Situ Air Sparging Performance

    Paul C. Johnson

  • Source Zone Natural Attenuation at Petroleum Hydrocarbon Spill Sites—I: Site-Specific Assessment Approach

    Paul Johnson;Paul Lundegard;Zhuang Liu

  • Evaluation of the Johnson and Ettinger model for prediction of indoor air quality

    Ian Hers;Reidar Zapf-Gilje;Paul C. Johnson;Loretta Li

  • In-situ thermal desorption of contaminated surface soil

    Paul C. Johnson;David A. Weingaertner

  • Enhanced deep soil vapor extraction process and apparatus for removing contaminants trapped in or below the water table

    Paul C. Johnson;David A. Weingaertner;Lynton W. R. Dicks;Arthur L. Otermat

  • Modeling Vapor Extraction and General Transport in the Presence of NAPL Mixtures and Nonideal Conditions

    David A. Benson;David Huntley;Paul C. Johnson

  • Identification of Alternative Vapor Intrusion Pathways Using Controlled Pressure Testing, Soil Gas Monitoring, and Screening Model Calculations

    Yuanming Guo;Chase Holton;Hong Luo;Hong Luo;Paul Dahlen

  • In-situ soil heating press/vapor extraction system

    Paul C. Johnson

Frequent Co-Authors

Richard L. Johnson
Richard L. Johnson Oregon Health & Science University
Tadeusz Górecki
Tadeusz Górecki University of Waterloo
Ramon Aravena
Ramon Aravena University of Waterloo
Rosa Krajmalnik-Brown
Rosa Krajmalnik-Brown Arizona State University
Bernard H. Kueper
Bernard H. Kueper Queen's University
Bruce E. Rittmann
Bruce E. Rittmann Arizona State University
Lawrence A. Baker
Lawrence A. Baker University of Minnesota
Loretta Y. Li
Loretta Y. Li University of British Columbia
John T. Wilson
John T. Wilson Environmental Protection Agency
Kurt D. Pennell
Kurt D. Pennell Brown University

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