World's Best Scientists 2026 revealed!

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Environmental Sciences 43 7140 6863 311 308 238 6703

Pascal Rannou publications per year

The chart shows the history of publications by Pascal Rannou between 1993 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Pascal Rannou published across 33 years, from 1993 to 2025, averaging 8.6 papers a year. Output peaked at 20 publications in 2025. 34 of the 284 publications appeared in the last two years.

No. of publications
5 10 15 20
Bar chart. Horizontal axis: year, 1993 to 2025. Vertical axis: number of publications, 0 to 20. Peak 20 publications in 2025. 1993: 2 publications 1994: 0 publications 1995: 2 publications 1996: 0 publications 1997: 2 publications 1998: 1 publication 1999: 4 publications 2000: 4 publications 2001: 6 publications 2002: 8 publications 2003: 9 publications 2004: 8 publications 2005: 7 publications 2006: 18 publications 2007: 14 publications 2008: 9 publications 2009: 16 publications 2010: 12 publications 2011: 12 publications 2012: 16 publications 2013: 9 publications 2014: 12 publications 2015: 7 publications 2016: 12 publications 2017: 12 publications 2018: 10 publications 2019: 7 publications 2020: 6 publications 2021: 11 publications 2022: 9 publications 2023: 5 publications 2024: 14 publications 2025: 20 publications
1993 2025

284 publications in total across all disciplines

View publications per year as a table
Pascal Rannou: publications per year, 1993 to 2025
Year Publications
1993 2
1994 0
1995 2
1996 0
1997 2
1998 1
1999 4
2000 4
2001 6
2002 8
2003 9
2004 8
2005 7
2006 18
2007 14
2008 9
2009 16
2010 12
2011 12
2012 16
2013 9
2014 12
2015 7
2016 12
2017 12
2018 10
2019 7
2020 6
2021 11
2022 9
2023 5
2024 14
2025 20
Total 284
Download as CSV

Pascal Rannou publications per year - data summary

  • Pascal Rannou, a Environmental Sciences scholar from University of Reims Champagne-Ardenne, has 284 publications recorded across 33 years, from 1993 to 2025.
  • The oldest publication on record dates to 1993 and the most recent to 2025.
  • The most productive year is 2025, with 20 publications.
  • The least productive year with any output is 1998, with 1 publication.
  • 2 of the 33 years in the span carry no publications at all (1994 and 1996).
  • The rate of publication averages 8.6 papers per year over the whole span, or 9.2 per year counting only the 31 years with at least one publication.
  • The last 5 years on the chart (2021-2025) hold 59 publications, 21% of the career total.
  • Split into equal eras - 1993-2003: 38 publications (3.5 per year); 2004-2014: 133 publications (12.1 per year); 2015-2025: 113 publications (10.3 per year).
  • Comparing the opening and closing eras, the overall trend of publication is rising.

Pascal Rannou 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 Pascal Rannou 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, 231–240 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: 238 publications — 75th percentile

75% 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
231–240 220 238
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
Download as CSV

Pascal Rannou publication distribution in Environmental Sciences in 2026 - data summary

  • The chart plots the publication count of all 9,676 Environmental Sciences scientists ranked by Research.com in 2026, grouped into 66 ranges running from 41–50 to 690+ publications.
  • Pascal Rannou, a Environmental Sciences scholar from University of Reims Champagne-Ardenne, records 238 publications - the 75th percentile of the discipline.
  • 75% of ranked Environmental Sciences scientists score the same or lower than Pascal Rannou, and about 25% score higher.
  • The median of the discipline falls in the 161–170 publications range, and Pascal Rannou ranks above the median.
  • The most crowded range is 121–130 publications, holding 617 scientists (6% of the field).
  • 67% of the field sits in the lowest quarter of the value range (up to 201–210 publications), so the distribution is heavily right-skewed and high scores are rare.
  • The final bar has no upper bound: it groups every scientist with 690 publications or more, 100 scientists in all (1% of the field).

Pascal Rannou 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 Pascal Rannou 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, 43 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: 43 D-Index — 29th percentile

29% 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 43
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
Download as CSV

Pascal Rannou D-index placement in Environmental Sciences in 2026 - data summary

  • The chart plots the discipline H-index (D-index) of all 9,676 Environmental Sciences scientists ranked by Research.com in 2026, grouped into 97 ranges running from 30 to 126+ D-Index.
  • Pascal Rannou, a Environmental Sciences scholar from University of Reims Champagne-Ardenne, records 43 D-Index - the 29th percentile of the discipline.
  • 29% of ranked Environmental Sciences scientists score the same or lower than Pascal Rannou, and about 71% score higher.
  • The median of the discipline falls in the 51 D-Index range, and Pascal Rannou ranks below the median.
  • The most crowded range is 45 D-Index, holding 348 scientists (4% of the field).
  • 59% of the field sits in the lowest quarter of the value range (up to 54 D-Index), so the distribution is heavily right-skewed and high scores are rare.
  • The final bar has no upper bound: it groups every scientist with 126 D-Index or more, 92 scientists in all (<1% of the field).

Overview

Pascal Rannou is affiliated with the University of Reims Champagne-Ardenne in France. Their research is concentrated within the broad field of Physics and Astronomy, with a specific focus on Astronomy and Astrophysics. Additional subfields of study encompass Atmospheric Science, Global and Planetary Change, Environmental Chemistry, and Ecology.

Their scholarly contributions emphasize topics such as Astro and Planetary Science, Planetary Science and Exploration, Atmospheric Ozone and Climate, Stellar, planetary, and galactic studies, Methane Hydrates and Related Phenomena, Astrophysics and Star Formation Studies, and Atmospheric aerosols and clouds.

Pascal Rannou has published extensively in a number of scientific journals, with frequent publication venues including:

  • The Planetary Science Journal
  • Icarus
  • Astronomy and Astrophysics
  • Journal of Quantitative Spectroscopy and Radiative Transfer
  • Space Science Reviews

Among their recent papers are:

  • "Optical constants of Pluto aerosol analogues from UV to near-IR" (2021), published in Icarus
  • "Moonraker: Enceladus Multiple Flyby Mission" (2022), published in The Planetary Science Journal
  • "Number of independent measurements required to obtain reliable mean scattering properties of irregular particles having a small size parameter, using microwave analogy measurements" (2021), published in Journal of Quantitative Spectroscopy and Radiative Transfer
  • "Distribution and intensity of water ice signature in South Xanadu and Tui Regio" (2021), published in Icarus
  • "Analysis of four solar occultations by Titan's atmosphere with the infrared channel of the VIMS instrument: Haze, CH4, CH3D, and CO vertical profiles" (2022), published in Astronomy and Astrophysics

Frequent collaborators in Pascal Rannou's research include:

  • S. Rodríguez
  • Daniel Toledo
  • Maélie Coutelier
  • S. Lebonnois
  • Sandrine Vinatier

Best Publications

  • Origin and role of water ice clouds in the Martian water cycle as inferred from a general circulation model

    Franck Montmessin;Francois Forget;Pascal Rannou;Michel Cabane

  • The Latitudinal Distribution of Clouds on Titan

    Pascal Rannou;Pascal Rannou;Franck Montmessin;Franck Montmessin;F. Hourdin;F. Hourdin;Sébastien Lebonnois;Sébastien Lebonnois

  • SPICAV on Venus Express: Three spectrometers to study the global structure and composition of the Venus atmosphere

    Jean-Loup Bertaux;D. Nevejans;O. Korablev;Eric Villard

  • Seasonal Variations of Titan's Atmospheric Composition

    Sebastien Lebonnois;Sebastien Lebonnois;Dominique Toublanc;Frederic Hourdin;Pascal Rannou

  • Evidence for a Polar Ethane Cloud on Titan

    C.A. Griffith;P. Penteado;Pascal Rannou;R. Brown

  • SPICAM on Mars Express: Observing modes and overview of UV spectrometer data and scientific results

    Jean-Loup Bertaux;Jean-Loup Bertaux;Oleg Korablev;Séverine Perrier;Séverine Perrier;Eric Quémerais;Eric Quémerais

  • Evidence for the exposure of water ice on Titan's surface.

    Caitlin A. Griffith;Tobias Owen;Thomas R. Geballe;John Rayner

  • Physical properties of the organic aerosols and clouds on Titan

    C.P McKay;A Coustenis;R.E Samuelson;M.T Lemmon

  • Subvisible CO2 ice clouds detected in the mesosphere of Mars

    Franck Montmessin;Jean-Loup Bertaux;Eric Quémerais;Oleg Korablev

  • A coupled dynamics-microphysics model of Titan's atmosphere

    P. Rannou;F. Hourdin;C.P. McKay;D. Luz

  • A wind origin for Titan's haze structure

    P. Rannou;F. Hourdin;C. P. McKay

  • Titan global climate model: A new 3-dimensional version of the IPSL Titan GCM

    Sébastien Lebonnois;Jérémie Burgalat;Pascal Rannou;Pascal Rannou;Benjamin Charnay

  • Titan's Geometric Albedo: Role of the Fractal Structure of the Aerosols

    P. Rannou;M. Cabane;E. Chassefiere;R. Botet

  • New insights into Martian dust distribution and water-ice cloud microphysics

    Franck Montmessin;Pascal Rannou;Michel Cabane

  • Fractal aggregates in Titan's atmosphere

    M. Cabane;P. Rannou;E. Chassefière;G. Israel

  • Stellar Occultations at UV Wavelengths by the SPICAM Instrument: Retrieval and Analysis of Martian Haze Profiles

    Franck Montmessin;Eric Quémerais;Jean-Loup Bertaux;Oleg Korablev

  • Applications of a new set of methane line parameters to the modeling of Titan’s spectrum in the 1.58 μm window

    Catherine de Bergh;Régis Courtin;Bruno Bézard;Athéna Coustenis

  • Titan's surface and atmosphere from Cassini/VIMS data with updated methane opacity

    M. Hirtzig;B. Bézard;E. Lellouch;A. Coustenis

  • A new interpretation of scattered light measurements at Titan's limb

    Pascal Rannou;Michel Cabane;Robert Botet;Eric Chassefière

  • Titan's stratospheric composition driven by condensation and dynamics

    Frédéric Hourdin;Sébastien Lebonnois;David Luz;Pascal Rannou

  • TandEM: Titan and Enceladus mission

    Athena Coustenis;Sushil K. Atreya;T. Balint;R.H. Brown

Frequent Co-Authors

Sébastien Lebonnois
Sébastien Lebonnois Sorbonne University
Sebastien Rodriguez
Sebastien Rodriguez Institut de Physique du Globe de Paris
Jason W. Barnes
Jason W. Barnes University of Idaho
Franck Montmessin
Franck Montmessin University of Paris-Saclay
S. Le Mouélic
S. Le Mouélic University of Nantes
Frédéric Hourdin
Frédéric Hourdin Université Paris Cité
Jean-Pierre Pommereau
Jean-Pierre Pommereau Centre national de la recherche scientifique, CNRS
Christopher P. McKay
Christopher P. McKay Ames Research Center
Ralph D. Lorenz
Ralph D. Lorenz Johns Hopkins University Applied Physics Laboratory
P. Drossart
P. Drossart Université Paris Cité

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Related Online Degrees & Career Pathways

For students interested in Environmental Sciences, exploring related online degrees can offer diverse career opportunities. Many learners seek the easiest bachelor degree to get as a starting point, balancing workload with gaining valuable environmental knowledge.

Programs like an online geoscience online degree provide focused education on Earth's physical structure, essential for careers in natural resource management and environmental consulting.

Additionally, the rise of technological tools makes best GIS programs increasingly relevant. GIS expertise helps environmental scientists analyze and visualize spatial data to address ecological challenges effectively.

For those aspiring to leadership roles in public policy and environmental management, pursuing a one-year MPA one year degree can accelerate career advancement and enhance skills in administration and governance.

Best Scientists Citing Pascal Rannou

Trending Scientists

Recently Published Articles