World's Best Scientists 2026 revealed!

D-Index & Metrics

Ecology and Evolution

D-Index
68
Citations
38820
World Ranking
1485
National Ranking
544

Gregg Marland publication distribution in Ecology and Evolution in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Ecology and Evolution in 2026. The highlighted bar marks where Gregg Marland sits on this spectrum.

37–41 publications: 2 scientists 42–46 publications: 9 scientists 47–51 publications: 10 scientists 52–56 publications: 31 scientists 57–61 publications: 56 scientists 62–66 publications: 91 scientists 67–71 publications: 92 scientists 72–76 publications: 127 scientists 77–81 publications: 173 scientists 82–86 publications: 236 scientists 87–91 publications: 227 scientists 92–96 publications: 240 scientists 97–101 publications: 333 scientists 102–106 publications: 280 scientists 107–111 publications: 300 scientists 112–116 publications: 285 scientists 117–121 publications: 305 scientists 122–126 publications: 287 scientists 127–131 publications: 278 scientists 132–136 publications: 289 scientists 137–141 publications: 273 scientists 142–146 publications: 262 scientists 147–151 publications: 246 scientists 152–156 publications: 235 scientists 157–161 publications: 205 scientists 162–166 publications: 199 scientists 167–171 publications: 174 scientists 172–176 publications: 164 scientists 177–181 publications: 173 scientists 182–186 publications: 189 scientists 187–191 publications: 170 scientists 192–196 publications: 139 scientists 197–201 publications: 128 scientists 202–206 publications: 117 scientists 207–211 publications: 115 scientists 212–216 publications: 107 scientists 217–221 publications: 124 scientists 222–226 publications: 81 scientists 227–231 publications: 82 scientists 232–236 publications: 85 scientists 237–241 publications: 75 scientists 242–246 publications: 66 scientists 247–251 publications: 81 scientists 252–256 publications: 69 scientists 257–261 publications: 70 scientists 262–266 publications: 55 scientists 267–271 publications: 64 scientists 272–276 publications: 49 scientists 277–281 publications: 48 scientists 282–286 publications: 44 scientists 287–291 publications: 45 scientists 292–296 publications: 36 scientists 297–301 publications: 39 scientists 302–306 publications: 38 scientists 307–311 publications: 30 scientists 312–316 publications: 34 scientists 317–321 publications: 25 scientists 322–326 publications: 22 scientists 327–331 publications: 28 scientists 332–336 publications: 30 scientists 337–341 publications: 22 scientists 342–346 publications: 30 scientists 347–351 publications: 26 scientists 352–356 publications: 22 scientists 357–361 publications: 29 scientists 362–366 publications: 21 scientists 367–371 publications: 12 scientists 372–376 publications: 18 scientists 377–381 publications: 17 scientists 382–386 publications: 13 scientists 387–391 publications: 21 scientists 392–396 publications: 13 scientists 397–401 publications: 10 scientists 402–406 publications: 15 scientists 407–411 publications: 8 scientists 412–416 publications: 9 scientists 417–421 publications: 8 scientists 422–426 publications: 4 scientists 427–431 publications: 10 scientists 432–436 publications: 10 scientists 437–441 publications: 5 scientists 442–446 publications: 4 scientists 447–451 publications: 10 scientists 452–456 publications: 2 scientists 457–461 publications: 4 scientists 462–466 publications: 7 scientists 467–471 publications: 7 scientists 472–476 publications: 6 scientists 477–481 publications: 6 scientists 482–486 publications: 3 scientists 487–491 publications: 3 scientists 492–496 publications: 4 scientists 497–501 publications: 4 scientists 502–506 publications: 8 scientists 507–511 publications: 5 scientists 512–516 publications: 4 scientists 517–521 publications: 5 scientists 522–526 publications: 4 scientists 527–530 publications: 5 scientists 531+ publications: 100 scientists
37 publications 531+

This scientist: 206 publications — 75th percentile

75% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 531 publications or more.

Gregg Marland D-index placement in Ecology and Evolution in 2026

The chart shows the D-index (discipline H-index) distribution of Ecology and Evolution scientists ranked by Research.com in 2026. The highlighted bar marks where Gregg Marland sits on this spectrum.

30 D-Index: 95 scientists 31 D-Index: 123 scientists 32 D-Index: 191 scientists 33 D-Index: 245 scientists 34 D-Index: 252 scientists 35 D-Index: 244 scientists 36 D-Index: 249 scientists 37 D-Index: 244 scientists 38 D-Index: 254 scientists 39 D-Index: 254 scientists 40 D-Index: 280 scientists 41 D-Index: 274 scientists 42 D-Index: 266 scientists 43 D-Index: 233 scientists 44 D-Index: 248 scientists 45 D-Index: 208 scientists 46 D-Index: 201 scientists 47 D-Index: 213 scientists 48 D-Index: 207 scientists 49 D-Index: 172 scientists 50 D-Index: 209 scientists 51 D-Index: 199 scientists 52 D-Index: 153 scientists 53 D-Index: 169 scientists 54 D-Index: 163 scientists 55 D-Index: 148 scientists 56 D-Index: 120 scientists 57 D-Index: 146 scientists 58 D-Index: 137 scientists 59 D-Index: 140 scientists 60 D-Index: 104 scientists 61 D-Index: 119 scientists 62 D-Index: 118 scientists 63 D-Index: 99 scientists 64 D-Index: 77 scientists 65 D-Index: 100 scientists 66 D-Index: 86 scientists 67 D-Index: 83 scientists 68 D-Index: 75 scientists 69 D-Index: 94 scientists 70 D-Index: 57 scientists 71 D-Index: 68 scientists 72 D-Index: 59 scientists 73 D-Index: 63 scientists 74 D-Index: 66 scientists 75 D-Index: 60 scientists 76 D-Index: 42 scientists 77 D-Index: 49 scientists 78 D-Index: 39 scientists 79 D-Index: 37 scientists 80 D-Index: 43 scientists 81 D-Index: 41 scientists 82 D-Index: 45 scientists 83 D-Index: 34 scientists 84 D-Index: 40 scientists 85 D-Index: 35 scientists 86 D-Index: 55 scientists 87 D-Index: 24 scientists 88 D-Index: 24 scientists 89 D-Index: 30 scientists 90 D-Index: 23 scientists 91 D-Index: 25 scientists 92 D-Index: 27 scientists 93 D-Index: 27 scientists 94 D-Index: 13 scientists 95 D-Index: 23 scientists 96 D-Index: 12 scientists 97 D-Index: 14 scientists 98 D-Index: 19 scientists 99 D-Index: 16 scientists 100 D-Index: 14 scientists 101 D-Index: 5 scientists 102 D-Index: 21 scientists 103 D-Index: 16 scientists 104 D-Index: 10 scientists 105 D-Index: 7 scientists 106 D-Index: 7 scientists 107 D-Index: 7 scientists 108 D-Index: 6 scientists 109 D-Index: 9 scientists 110 D-Index: 11 scientists 111 D-Index: 12 scientists 112 D-Index: 9 scientists 113 D-Index: 7 scientists 114 D-Index: 3 scientists 115 D-Index: 8 scientists 116 D-Index: 5 scientists 117 D-Index: 11 scientists 118 D-Index: 4 scientists 119 D-Index: 2 scientists 120 D-Index: 5 scientists 121+ D-Index: 100 scientists
30 D-Index 121+

This scientist: 68 D-Index — 82nd percentile

82% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 121 D-Index or more.

Overview

Gregg Marland is affiliated with Appalachian State University in the United States. Their research spans the fields of Environmental Science and Economics, Econometrics, and Finance, with a marked focus on global environmental changes and climate-related economic policies.

The scientist's work is primarily published in the venue Earth System Science Data, where they have contributed to several key papers. Recent notable publications include:

  • Global Carbon Budget 2020, published in 2020 in Earth system science data
  • Global Carbon Budget 2021, published in 2022 in Earth system science data
  • Global Carbon Budget 2022, published in 2022 in Earth system science data
  • Global Carbon Budget 2024, published in 2025 in Earth system science data
  • The time value of carbon storage, published in 2022 in Forest Policy and Economics

Marland's frequent co-authors include Matthew W. Jones, Robbie M. Andrew, Julia Pongratz, Stephen Sitch, and Josep G. Canadell. Each has collaborated with Marland on multiple occasions, highlighting ongoing research partnerships.

The main research fields covered by Marland involve Environmental Science and Economics, Econometrics and Finance, with subfields including:

  • Global and Planetary Change
  • Economics and Econometrics
  • Atmospheric Science
  • Sociology and Political Science
  • Renewable Energy, Sustainability and the Environment

The scientist's work addresses several focused topics, notably:

  • Climate Change Policy and Economics
  • Atmospheric and Environmental Gas Dynamics
  • Atmospheric chemistry and aerosols
  • Climate variability and models
  • Social Acceptance of Renewable Energy
  • Carbon Dioxide Capture Technologies
  • Forest Management and Policy

In addition to Earth System Science Data and Forest Policy and Economics, Marland has also published in the SSRN Electronic Journal, Current Opinion in Environmental Sustainability, and Preprints.org, reflecting a diversity of scholarly dissemination.

Best Publications

  • Contributions to accelerating atmospheric CO2 growth from economic activity, carbon intensity, and efficiency of natural sinks

    Josep G. Canadell;Corinne Le Quéré;Michael R. Raupach;Christopher B. Field

  • Global carbon budget 2014

    C. Le Quéré;R. Moriarty;R. M. Andrew;G. P. Peters

  • Global carbon budget 2013

    C. Le Quere;G.P. Peters;R.J. Andres;Robbie M Andrew

  • Global and regional drivers of accelerating CO2 emissions

    Michael R Raupach;Gregg Marland;Philippe Ciais;Corinne Le Quéré

  • Trends in the sources and sinks of carbon dioxide

    Corinne Le Quéré;Corinne Le Quéré;Michael R. Raupach;Josep G. Canadell;Gregg Marland

  • Global Carbon Budget 2020

    Pierre Friedlingstein;Pierre Friedlingstein;Michael O'Sullivan;Matthew W. Jones;Robbie M. Andrew

  • A synthesis of carbon sequestration, carbon emissions, and net carbon flux in agriculture: comparing tillage practices in the United States

    Tristram O West;Gregg Marland

  • Global Carbon Budget 2019

    Pierre Friedlingstein;Pierre Friedlingstein;Matthew W. Jones;Michael O'Sullivan;Robbie Andrew

  • Reduced carbon emission estimates from fossil fuel combustion and cement production in China

    Z Liu;Dabo Guan;Wei Wei;Steven J Davis

  • The challenge to keep global warming below 2 °C

    Glen P. Peters;Robbie M. Andrew;Tom Boden;Josep G. Canadell

  • Rapid growth in CO2 emissions after the 2008-2009 global financial crisis

    Glen P. Peters;Gregg Marland;Corinne Le Quéré;Thomas Boden

  • The influence of land-use change and landscape dynamics on the climate system: relevance to climate-change policy beyond the radiative effect of greenhouse gases.

    Roger A. Pielke;Gregg Marland;Richard A. Betts;Thomas N. Chase

  • Update on CO2 emissions

    P. Friedlingstein;R. A. Houghton;G. Marland;J. Hackler

  • The global carbon budget 1959-2011

    C. Le Quere;R.J. Andres;T.A. Boden;T. Conway

  • China: Emissions pattern of the world leader in CO2 emissions from fossil fuel consumption and cement production

    J Gregg;Robert Joseph Andres;Gregg Marland;Gregg Marland

  • The role of forest and bioenergy strategies in the global carbon cycle

    Bernhard Schlamadinger;Bernhard Schlamadinger;Gregg Marland

  • A synthesis of carbon dioxide emissions from fossil-fuel combustion

    R.J. Andres;T.A. Boden;F.-M. Bréon;P. Ciais

  • A 1° × 1° distribution of carbon dioxide emissions from fossil fuel consumption and cement manufacture, 1950–1990

    Robert J. Andres;Gregg Marland;Inez Fung;Elaine Matthews

  • THE POTENTIAL OF BIOMASS FUELS IN THE CONTEXT OF GLOBAL CLIMATE CHANGE: Focus on Transportation Fuels

    Haroon S. Kheshgi;Roger C. Prince;Gregg Marland

  • Forests for Carbon Sequestration or Fossil Fuel Substitution? A Sensitivity Analysis

    G. Marland;B. Schlamadinger

  • Current systematic carbon-cycle observations and the need for implementing a policy-relevant carbon observing system

    P. Ciais;A. J. Dolman;A. Bombelli;R. Duren

  • Global, Regional, and National Fossil-Fuel CO2 Emissions, 1751 - 2007 (Version 2010)

    Thomas A. Boden;G. Marland;Robert J. Andres

Frequent Co-Authors

Robert J. Andres
Robert J. Andres Oak Ridge National Laboratory
Tristram O. West
Tristram O. West Oak Ridge National Laboratory
Josep G. Canadell
Josep G. Canadell Commonwealth Scientific and Industrial Research Organisation
Richard A. Houghton
Richard A. Houghton Woods Hole Research Center
Glen P. Peters
Glen P. Peters Center for International Climate and Environmental Research
Michael R. Raupach
Michael R. Raupach Australian National University
Pierre Friedlingstein
Pierre Friedlingstein University of Exeter
Corinne Le Quéré
Corinne Le Quéré University of East Anglia
Stephen Sitch
Stephen Sitch University of Exeter
Laurent Bopp
Laurent Bopp École Normale Supérieure

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Related Online Degrees & Career Pathways

Exploring ecology and evolution opens the door to a wide range of interdisciplinary career paths in the USA. Many students are now considering related online degrees to tailor their expertise and broaden their job prospects. For example, fields like counseling and psychology can complement an ecology-focused background, especially for those interested in conservation education or public outreach.

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Specialized online programs, such as an online masters in child psychology, can also intersect with environmental work, particularly in wildlife education or child health advocacy. For cost-conscious students, there are plentiful affordable masters in counseling programs that welcome candidates from diverse academic backgrounds, including biology and environmental science.

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