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 34 9460 9058 3390 3139 63 4341

W. Michael Griffin publications per year

The chart shows the history of publications by W. Michael Griffin between 1990 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. W. Michael Griffin published across 36 years, from 1990 to 2025, averaging 1.9 papers a year. Output peaked at 11 publications in 2011. 3 of the 69 publications appeared in the last two years.

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

69 publications in total across all disciplines

View publications per year as a table
W. Michael Griffin: publications per year, 1990 to 2025
Year Publications
1990 1
1991 2
1992 0
1993 0
1994 0
1995 1
1996 0
1997 0
1998 0
1999 0
2000 0
2001 1
2002 1
2003 1
2004 1
2005 0
2006 3
2007 4
2008 3
2009 5
2010 0
2011 11
2012 3
2013 1
2014 6
2015 3
2016 8
2017 2
2018 3
2019 2
2020 2
2021 1
2022 1
2023 0
2024 1
2025 2
Total 69
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W. Michael Griffin 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 W. Michael Griffin 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, 61–70 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: 63 publications — 1st percentile

1% 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 63
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
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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W. Michael Griffin 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 W. Michael Griffin 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

W. Michael Griffin is affiliated with Carnegie Mellon University in the United States and conducts research primarily in the fields of Mathematics and Environmental Science. Their academic work spans advanced mathematical theories as well as applied environmental topics, reflecting a multidisciplinary approach.

The scientist's recent publications include diverse topics such as environmental sustainability, climate change impacts, and advanced mathematical identities. Notable papers are:

  • Uncertainty caused by life cycle impact assessment methods: Case studies in process-based LCI databases (2021, Resources Conservation and Recycling)
  • Decarbonizing US passenger vehicle transport under electrification and automation uncertainty has a travel budget (2020, Environmental Research Letters)
  • Impacts of projected climate change scenarios on heating and cooling demand for industrial broiler chicken farming in the Eastern U.S (2020, Journal of Cleaner Production)
  • Greenhouse Gas Estimates of LNG Exports Must Include Global Market Effects (2022, Environmental Science & Technology)
  • Traces of partition Eisenstein series (2025, Forum Mathematicum)

Key topics addressed in their research cover a range of relevant environmental and mathematical issues, including:

  • Environmental Impact and Sustainability
  • Agriculture Sustainability and Environmental Impact
  • Advanced Mathematical Identities
  • Advanced Combinatorial Mathematics
  • Sustainable Supply Chain Management
  • Electric Vehicles and Infrastructure
  • Transportation and Mobility Innovations

The scientist explores several subfields, particularly:

  • Algebra and Number Theory
  • Environmental Engineering
  • Ecology
  • Renewable Energy, Sustainability and the Environment
  • Discrete Mathematics and Combinatorics

Frequent co-authors who have collaborated with this researcher include:

  • Tewodros Amdeberhan
  • Ken Ono
  • Ajit Singh
  • Xiaoju Chen
  • H. Scott Matthews

Their work has been published repeatedly in specialized academic journals and repositories, with recurring contributions to:

  • arXiv (Cornell University)
  • Resources Conservation and Recycling
  • Environmental Research Letters
  • Journal of Cleaner Production
  • Forum Mathematicum

Through engagement with both theoretical mathematics and applied environmental science, W. Michael Griffin's research spans critical domains where advanced mathematical frameworks intersect with pressing ecological and engineering challenges.

Best Publications

  • Comparative life-cycle air emissions of coal, domestic natural gas, LNG, and SNG for electricity generation.

    Paulina Jaramillo;W. Michael Griffin;H. Scott Matthews

  • Life cycle greenhouse gas emissions of Marcellus shale gas

    Mohan Jiang;W Michael Griffin;Chris Hendrickson;Paulina Jaramillo

  • Can Brazil replace 5% of the 2025 gasoline world demand with ethanol?

    Rogério Cezar de Cerqueira Leite;Manoel Regis Lima Verde Leal;Luís Augusto Barbosa Cortez;W. Michael Griffin

  • Life Cycle Inventory of CO2 in an Enhanced Oil Recovery System

    Paulina Jaramillo;W. Michael Griffin;Sean T. McCoy

  • Uncertainty in life cycle greenhouse gas emissions from United States natural gas end-uses and its effects on policy.

    Aranya Venkatesh;Paulina Jaramillo;W. Michael Griffin;H. Scott Matthews

  • Policy implications of uncertainty in modeled life-cycle greenhouse gas emissions of biofuels

    Kimberley A. Mullins;W. Michael Griffin;H. Scott Matthews

  • Greenhouse gas mitigation for U.S. plastics production: energy first, feedstocks later

    I Daniel Posen;Paulina Jaramillo;Amy E Landis;W Michael Griffin

  • Impact of biofuel crop production on the formation of hypoxia in the Gulf of Mexico.

    Christine Costello;W. Michael Griffin;Amy E. Landis;H. Scott Matthews

  • Uncertainty analysis of life cycle greenhouse gas emissions from petroleum-based fuels and impacts on low carbon fuel policies.

    Aranya Venkatesh;Paulina Jaramillo;W. Michael Griffin;H. Scott Matthews

  • Modeling Switchgrass Derived Cellulosic Ethanol Distribution in the United States

    William R. Morrow;W. Michael Griffin;H. Scott Matthews

  • Comparative Analysis of the Production Costs and Life-Cycle GHG Emissions of FT Liquid Fuels from Coal and Natural Gas

    Paulina Jaramillo;W. Michael Griffin;H. Scott Matthews

  • Life cycle GHG emissions from Malaysian oil palm bioenergy development: the impact on transportation sector's energy security.

    Mohd Nor Azman Hassan;Paulina Jaramillo;W. Michael Griffin

  • Natural gas fugitive emissions rates constrained by global atmospheric methane and ethane.

    Stefan Schwietzke;W. Michael Griffin;H. Scott Matthews;Lori M. P. Bruhwiler

  • Impacts of facility size and location decisions on ethanol production cost

    Matt Kocoloski;W. Michael Griffin;H. Scott Matthews

  • Life Cycle Greenhouse Gas Emissions From U.S. Liquefied Natural Gas Exports: Implications for End Uses

    Leslie S. Abrahams;Constantine Samaras;W. Michael Griffin;H. Scott Matthews

  • The climate and health effects of a USA switch from coal to gas electricity generation

    Roger Lueken;Kelly Klima;W. Michael Griffin;Jay Apt

  • Uncertainty in the Life Cycle Greenhouse Gas Emissions from U.S. Production of Three Biobased Polymer Families

    I. Daniel Posen;Paulina Jaramillo;W. Michael Griffin

  • Uncertainty caused by life cycle impact assessment methods: Case studies in process-based LCI databases

    Xiaoju Chen;H. Scott Matthews;W. Michael Griffin

  • Life cycle assessment of lignocellulosic ethanol: a review of key factors and methods affecting calculated GHG emissions and energy use.

    Kelsey Gerbrandt;Pei Lin Chu;Allison Simmonds;Kimberley A Mullins

  • Analysis of life-cycle GHG emissions for iron ore mining and processing in China—Uncertainty and trends

    Yu Gan;W. Michael Griffin

  • Economic and environmental transportation effects of large-scale ethanol production and distribution in the United States.

    Heather L. Wakeley;Chris T. Hendrickson;W. Michael Griffin;H. Scott Matthews

Frequent Co-Authors

H. Scott Matthews
H. Scott Matthews Carnegie Mellon University
Paulina Jaramillo
Paulina Jaramillo Carnegie Mellon University
Lester B. Lave
Lester B. Lave Carnegie Mellon University
Heather L. MacLean
Heather L. MacLean University of Toronto
Chris Hendrickson
Chris Hendrickson Carnegie Mellon University
Jay Apt
Jay Apt Carnegie Mellon University
Lori Bruhwiler
Lori Bruhwiler National Oceanic and Atmospheric Administration
Antonio Bonomi
Antonio Bonomi State University of Campinas
Mitchell J. Small
Mitchell J. Small Carnegie Mellon University
Eugene Rosenberg
Eugene Rosenberg Tel Aviv University

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