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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 2040 1947 832 768 334 24203

Robert O. Green publications per year

The chart shows the history of publications by Robert O. Green between 1987 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Robert O. Green published across 39 years, from 1987 to 2025, averaging 8.9 papers a year. Output peaked at 20 publications in 2016. 6 of the 349 publications appeared in the last two years.

No. of publications
5 10 15 20
Bar chart. Horizontal axis: year, 1987 to 2025. Vertical axis: number of publications, 0 to 20. Peak 20 publications in 2016. 1987: 1 publication 1988: 4 publications 1989: 2 publications 1990: 6 publications 1991: 3 publications 1992: 3 publications 1993: 16 publications 1994: 6 publications 1995: 17 publications 1996: 6 publications 1997: 7 publications 1998: 14 publications 1999: 3 publications 2000: 4 publications 2001: 10 publications 2002: 4 publications 2003: 5 publications 2004: 4 publications 2005: 5 publications 2006: 10 publications 2007: 7 publications 2008: 11 publications 2009: 18 publications 2010: 11 publications 2011: 17 publications 2012: 10 publications 2013: 13 publications 2014: 7 publications 2015: 13 publications 2016: 20 publications 2017: 17 publications 2018: 13 publications 2019: 18 publications 2020: 19 publications 2021: 19 publications 2022: 0 publications 2023: 0 publications 2024: 3 publications 2025: 3 publications
1987 2025

349 publications in total across all disciplines

View publications per year as a table
Robert O. Green: publications per year, 1987 to 2025
Year Publications
1987 1
1988 4
1989 2
1990 6
1991 3
1992 3
1993 16
1994 6
1995 17
1996 6
1997 7
1998 14
1999 3
2000 4
2001 10
2002 4
2003 5
2004 4
2005 5
2006 10
2007 7
2008 11
2009 18
2010 11
2011 17
2012 10
2013 13
2014 7
2015 13
2016 20
2017 17
2018 13
2019 18
2020 19
2021 19
2022 0
2023 0
2024 3
2025 3
Total 349
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Robert O. Green 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 Robert O. Green 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, 331–340 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: 334 publications — 89th percentile

89% 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
301–310 130
311–320 85
321–330 106
331–340 80 334
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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Robert O. Green 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 Robert O. Green 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

Robert O. Green is affiliated with the California Institute of Technology in the United States. Their research primarily spans Environmental Science and Engineering, encompassing a total of sixteen publications across these fields.

Their subfields of study include Global and Planetary Change, Environmental Engineering, Aerospace Engineering, Artificial Intelligence, and Atmospheric Science. The main topics of Green's work cover Atmospheric and Environmental Gas Dynamics, Calibration and Measurement Techniques, Geochemistry and Geologic Mapping, Urban Heat Island Mitigation, Cryospheric Studies and Observations, Atmospheric Aerosols and Clouds, and Remote Sensing in Agriculture.

Green has contributed to several peer-reviewed papers published largely in Remote Sensing of Environment, where four articles appear, along with publications in the SSRN Electronic Journal, IEEE Transactions on Geoscience and Remote Sensing, and the Proceedings of the AAAI Conference on Artificial Intelligence.

  • Optimal estimation of snow and ice surface parameters from imaging spectroscopy measurements (2021, Remote Sensing of Environment)
  • Uncertainty quantification for a global imaging spectroscopy surface composition investigation (2020, Remote Sensing of Environment)
  • Joint VSWIR-TIR retrievals of earth's surface and atmosphere (2021, Remote Sensing of Environment)
  • Sensitivity and Uncertainty in Matched-Filter-Based Gas Detection With Imaging Spectroscopy (2024, IEEE Transactions on Geoscience and Remote Sensing)
  • Scene invariants for quantifying radiative transfer uncertainty (2021, Remote Sensing of Environment)

Frequent collaborators in their research include David R. Thompson, Niklas Bohn, Philip G. Brodrick, Nimrod Carmon, and Kerry Cawse-Nicholson. These collaborations have contributed to advancing understanding in measurement techniques and environmental monitoring through imaging spectroscopy and related methods.

Best Publications

  • Imaging Spectroscopy and the Airborne Visible/Infrared Imaging Spectrometer (AVIRIS)

    Robert O Green;Michael L Eastwood;Charles M Sarture;Thomas G Chrien

  • Mapping Chaparral in the Santa Monica Mountains Using Multiple Endmember Spectral Mixture Models

    D.A. Roberts;M. Gardner;R. Church;S. Ustin

  • Mapping target signatures via partial unmixing of AVIRIS data

    Joseph W. Boardman;Fred A. Kruse;Robert O. Green

  • Compact Reconnaissance Imaging Spectrometer for Mars (CRISM) on Mars Reconnaissance Orbiter (MRO)

    Scott Murchie;R. Arvidson;P. Bedini;K. Beisser

  • The airborne visible/infrared imaging spectrometer (AVIRIS)

    Gregg Vane;Robert O Green;Thomas G Chrien;Harry T Enmark

  • Character and Spatial Distribution of OH/H2O on the Surface of the Moon Seen by M3 on Chandrayaan-1

    C. M. Pieters;J. N. Goswami;J. N. Goswami;R. N. Clark;M. Annadurai

  • Hydrated silicate minerals on Mars observed by the Mars Reconnaissance Orbiter CRISM instrument

    John F. Mustard;Scott L. Murchie;S. M. Pelkey;B. L. Ehlmann

  • Using Imaging Spectroscopy to Study Ecosystem Processes and Properties

    Susan L. Ustin;Dar A. Roberts;John A. Gamon;Gregory P. Asner

  • Retrieval of subpixel snow-covered area and grain size from imaging spectrometer data

    Thomas H. Painter;Jeff Dozier;Dar A. Roberts;Robert E. Davis

  • Airborne methane remote measurements reveal heavy-tail flux distribution in Four Corners region

    Christian Frankenberg;Andrew K. Thorpe;David R. Thompson;Glynn Hulley

  • Opaline silica in young deposits on Mars

    Ralph E. Milliken;Gregg A. Swayze;Raymond E. Arvidson;Janice L Bishop

  • Design of pushbroom imaging spectrometers for optimum recovery of spectroscopic and spatial information

    Pantazis Mouroulis;Robert O. Green;Thomas G. Chrien

  • California's methane super-emitters.

    Riley M. Duren;Riley M. Duren;Andrew K. Thorpe;Kelsey T. Foster;Talha Rafiq

  • Carnegie Airborne Observatory-2: Increasing science data dimensionality via high-fidelity multi-sensor fusion

    Gregory P. Asner;David E. Knapp;Joseph Boardman;Robert O. Green

  • An introduction to the NASA Hyperspectral InfraRed Imager (HyspIRI) mission and preparatory activities

    Christine M. Lee;Morgan L. Cable;Simon J. Hook;Robert O. Green

  • Invasive plants transform the three-dimensional structure of rain forests.

    Gregory P. Asner;R. Flint Hughes;Peter M. Vitousek;David E. Knapp

  • The Moon Mineralogy Mapper (M 3 ) on Chandrayaan-1

    Carle M. Pieters;Joseph Boardman;Bonnie Buratti;Alok Chatterjee

  • The Moon Mineralogy Mapper (M3) imaging spectrometer for lunar science: Instrument description, calibration, on‐orbit measurements, science data calibration and on‐orbit validation

    R.O. Green;C. Pieters;P. Mouroulis;M. Eastwood

  • Temporal and spatial patterns in vegetation and atmospheric properties from AVIRIS

    D.A. Roberts;R.O. Green;R.O. Green;J.B. Adams

  • The Effect of Grain Size on Spectral Mixture Analysis of Snow-Covered Area from AVIRIS Data

    Thomas H. Painter;Dar A. Roberts;Robert O. Green;Robert O. Green;Jeff Dozier

  • Airborne Visible/Infrared Imaging Spectrometer 3 (AVIRIS-3)

    Unknown

Frequent Co-Authors

Dar A. Roberts
Dar A. Roberts University of California, Santa Barbara
Bethany L. Ehlmann
Bethany L. Ehlmann University of Colorado Boulder
Christian Frankenberg
Christian Frankenberg California Institute of Technology
Carle M. Pieters
Carle M. Pieters Brown University
Philip E. Dennison
Philip E. Dennison University of Utah
John F. Mustard
John F. Mustard Brown University
Thomas H. Painter
Thomas H. Painter University of California, Los Angeles
Charles E. Miller
Charles E. Miller California Institute of Technology
James W. Head
James W. Head Brown University
Jeff Dozier
Jeff Dozier University of California, Santa Barbara

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