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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 66 2051 1958 23 22 292 20687

Prabir K. Patra publications per year

The chart shows the history of publications by Prabir K. Patra between 1996 and 2026, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Prabir K. Patra published across 31 years, from 1996 to 2026, averaging 17.9 papers a year. Output peaked at 48 publications in 2022. 46 of the 555 publications appeared in the last two years.

No. of publications
10 20 30 40
Bar chart. Horizontal axis: year, 1996 to 2026. Vertical axis: number of publications, 0 to 48. Peak 48 publications in 2022. 1996: 2 publications 1997: 5 publications 1998: 4 publications 1999: 1 publication 2000: 3 publications 2001: 3 publications 2002: 2 publications 2003: 11 publications 2004: 3 publications 2005: 6 publications 2006: 6 publications 2007: 12 publications 2008: 10 publications 2009: 18 publications 2010: 15 publications 2011: 20 publications 2012: 19 publications 2013: 26 publications 2014: 27 publications 2015: 16 publications 2016: 32 publications 2017: 29 publications 2018: 23 publications 2019: 20 publications 2020: 36 publications 2021: 25 publications 2022: 48 publications 2023: 46 publications 2024: 41 publications 2025: 45 publications 2026: 1 publication
1996 2026

555 publications in total across all disciplines

View publications per year as a table
Prabir K. Patra: publications per year, 1996 to 2026
Year Publications
1996 2
1997 5
1998 4
1999 1
2000 3
2001 3
2002 2
2003 11
2004 3
2005 6
2006 6
2007 12
2008 10
2009 18
2010 15
2011 20
2012 19
2013 26
2014 27
2015 16
2016 32
2017 29
2018 23
2019 20
2020 36
2021 25
2022 48
2023 46
2024 41
2025 45
2026 1
Total 555
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Prabir K. Patra 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 Prabir K. Patra 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, 291–300 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: 292 publications — 85th percentile

85% 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
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
291–300 127 292
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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Prabir K. Patra 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 Prabir K. Patra 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, 66 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: 66 D-Index — 79th percentile

79% 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
57 204
58 166
59 177
60 166
61 152
62 143
63 150
64 124
65 119
66 120 66
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

Prabir K. Patra is affiliated with the Japan Agency for Marine-Earth Science and Technology in Japan. Their research primarily focuses on environmental and earth sciences, with a substantial body of work in the fields of Environmental Science and Earth and Planetary Sciences.

The scientist's research spans several subfields, including:

  • Global and Planetary Change
  • Atmospheric Science
  • Mechanics of Materials
  • Health, Toxicology and Mutagenesis
  • Environmental Engineering

The main topics covered by their work include:

  • Atmospheric and Environmental Gas Dynamics
  • Atmospheric chemistry and aerosols
  • Atmospheric Ozone and Climate
  • Hydrocarbon exploration and reservoir analysis
  • Climate variability and models
  • Air Quality and Health Impacts
  • Air Quality Monitoring and Forecasting

Prabir K. Patra has contributed to a number of recent papers, reflecting their involvement in research on greenhouse gases, carbon budgets, and related environmental processes. Notable publications include:

  • The Global Methane Budget 2000-2017, 2020, NOAA Institutional Repository
  • A comprehensive quantification of global nitrous oxide sources and sinks, 2020, Nature
  • Empirical estimates of regional carbon budgets imply reduced global soil heterotrophic respiration, 2020, National Science Review
  • Gridded fossil CO2 emissions and related O2 combustion consistent with national inventories 1959-2018, 2021, Scientific Data
  • Definitions and methods to estimate regional land carbon fluxes for the second phase of the REgional Carbon Cycle Assessment and Processes Project (RECCAP-2), 2022, Geoscientific model development

The scientist frequently collaborates with other researchers in their field. Their most common co-authors include:

  • Philippe Ciais
  • Naveen Chandra
  • Frédéric Chevallier
  • Hanqin Tian
  • Josep G. Canadell

Prabir K. Patra's work is published across multiple venues, with frequent appearances in:

  • Zenodo (CERN European Organization for Nuclear Research)
  • Global Biogeochemical Cycles
  • Journal of Geophysical Research Atmospheres
  • Earth system science data
  • Scientific Reports

Best Publications

  • The global methane budget 2000–2017

    Marielle Saunois;Ann R. Stavert;Ben Poulter;Philippe Bousquet

  • Global Carbon Budget 2018

    Corinne Le Quéré;Robbie M. Andrew;Pierre Friedlingstein;Stephen Sitch

  • A comprehensive quantification of global nitrous oxide sources and sinks

    Hanquin Tian;Rongting Xu;Josep G. Canadell;Rona L. Thompson

  • The global methane budget 2000–2012

    Marielle Saunois;Philippe Bousquet;Ben Poulter;Anna Peregon

  • Global Carbon and other Biogeochemical Cycles and Feedbacks

    Josep G. Canadell;Pedro M.S. Monteiro;Marcos H. Costa;Leticia Cotrim Da Cunha

  • Global atmospheric carbon budget: results from an ensemble of atmospheric CO2 inversions.

    P. Peylin;R. M. Law;K. R. Gurney;F. Chevallier

  • Enhanced Seasonal Exchange of CO2 by Northern Ecosystems Since 1960

    H. D. Graven;R. F. Keeling;S. C. Piper;P. K. Patra

  • Acceleration of global N2O emissions seen from two decades of atmospheric inversion

    R. L. Thompson;L. Lassaletta;P. K. Patra;C. Wilson

  • TransCom model simulations of CH4 and related species: linking transport, surface flux and chemical loss with CH4 variability in the troposphere and lower stratosphere

    P. K. Patra;S. Houweling;Maarten Krol;Maarten Krol;P. Bousquet

  • TransCom model simulations of hourly atmospheric CO2 : Analysis of synoptic-scale variations for the period 2002-2003

    P. K. Patra;R. M. Law;Wouter Peters;Wouter Peters;C. RöDenbeck

  • Observational evidence for interhemispheric hydroxyl-radical parity

    P. K. Patra;P. K. Patra;M. C. Krol;S. A. Montzka;T. Arnold

  • TransCom model simulations of hourly atmospheric CO2: Experimental overview and diurnal cycle results for 2002

    R. M. Law;W. Peters;W. Peters;C. Rödenbeck;C. Aulagnier

  • Role of biomass burning and climate anomalies for land‐atmosphere carbon fluxes based on inverse modeling of atmospheric CO2

    Prabir K. Patra;Misa Ishizawa;Shamil Maksyutov;Takakiyo Nakazawa

  • Top–down assessment of the Asian carbon budget since the mid 1990s

    Rona Louise Thompson;P.K. Patra;F Chevallier;S. Maksyutov

  • Global atmospheric CO2 inverse models converging on neutral tropical land exchange, but disagreeing on fossil fuel and atmospheric growth rate

    Benjamin Gaubert;Britton B. Stephens;Sourish Basu;Sourish Basu;Frédéric Chevallier

  • Interannual and decadal changes in the sea‐air CO2 flux from atmospheric CO2 inverse modeling

    Prabir K. Patra;Shamil Maksyutov;Misa Ishizawa;Takakiyo Nakazawa;Takakiyo Nakazawa

  • Methane and nitrous oxide emissions from conventional and modified rice cultivation systems in South India

    Aung Zaw Oo;Shigeto Sudo;Kazuyuki Inubushi;Masayoshi Mano

  • Variations in global methane sources and sinks during 1910-2010

    A. Ghosh;P. K. Patra;P. K. Patra;K. Ishijima;T. Umezawa;T. Umezawa

  • Empirical estimates of regional carbon budgets imply reduced global soil heterotrophic respiration

    Philippe Ciais;Philippe Ciais;Yitong Yao;Thomas Gasser;Alessandro Baccini

  • Variability and quasi-decadal changes in the methane budget over the period 2000-2012

    Marielle Saunois;Philippe Bousquet;Ben Poulter;Anna Peregon

  • Gridded fossil CO2 emissions and related O2 combustion consistent with national inventories 1959-2018.

    Matthew William Jones;Robbie M. Andrew;Glen P. Peters;Greet Janssens-Maenhout

  • Global Methane Budget 2000-2012

    M. Saunois;P. Bousquet;B. Poulter;A. Peregon

Frequent Co-Authors

Shamil Maksyutov
Shamil Maksyutov National Institute for Environmental Studies
Toshinobu Machida
Toshinobu Machida National Institute for Environmental Studies
Maarten Krol
Maarten Krol Wageningen University & Research
Kazuhito Ichii
Kazuhito Ichii Chiba University
F. Chevallier
F. Chevallier University of Paris-Saclay
Edward J. Dlugokencky
Edward J. Dlugokencky National Oceanic and Atmospheric Administration
Sander Houweling
Sander Houweling Vrije Universiteit Amsterdam
Paul B. Krummel
Paul B. Krummel Commonwealth Scientific and Industrial Research Organisation
Masayuki Takigawa
Masayuki Takigawa Japan Agency for Marine-Earth Science and Technology

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