World's Best Scientists 2026 revealed!

D-Index & Metrics

Environmental Sciences

D-Index
73
Citations
29422
World Ranking
1385
National Ranking
593

Plant Science and Agronomy

D-Index
71
Citations
23779
World Ranking
651
National Ranking
193

Peter Harley publication distribution in Plant Science and Agronomy in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Plant Science and Agronomy in 2026. The highlighted bar marks where Peter Harley sits on this spectrum.

36–40 publications: 2 scientists 41–45 publications: 7 scientists 46–50 publications: 40 scientists 51–55 publications: 58 scientists 56–60 publications: 60 scientists 61–65 publications: 107 scientists 66–70 publications: 130 scientists 71–75 publications: 153 scientists 76–80 publications: 191 scientists 81–85 publications: 199 scientists 86–90 publications: 206 scientists 91–95 publications: 218 scientists 96–100 publications: 226 scientists 101–105 publications: 227 scientists 106–110 publications: 247 scientists 111–115 publications: 255 scientists 116–120 publications: 253 scientists 121–125 publications: 233 scientists 126–130 publications: 219 scientists 131–135 publications: 201 scientists 136–140 publications: 194 scientists 141–145 publications: 176 scientists 146–150 publications: 157 scientists 151–155 publications: 147 scientists 156–160 publications: 151 scientists 161–165 publications: 159 scientists 166–170 publications: 137 scientists 171–175 publications: 128 scientists 176–180 publications: 126 scientists 181–185 publications: 98 scientists 186–190 publications: 114 scientists 191–195 publications: 100 scientists 196–200 publications: 90 scientists 201–205 publications: 71 scientists 206–210 publications: 98 scientists 211–215 publications: 70 scientists 216–220 publications: 86 scientists 221–225 publications: 61 scientists 226–230 publications: 58 scientists 231–235 publications: 53 scientists 236–240 publications: 64 scientists 241–245 publications: 39 scientists 246–250 publications: 46 scientists 251–255 publications: 51 scientists 256–260 publications: 36 scientists 261–265 publications: 44 scientists 266–270 publications: 35 scientists 271–275 publications: 30 scientists 276–280 publications: 33 scientists 281–285 publications: 35 scientists 286–290 publications: 36 scientists 291–295 publications: 26 scientists 296–300 publications: 26 scientists 301–305 publications: 31 scientists 306–310 publications: 30 scientists 311–315 publications: 21 scientists 316–320 publications: 29 scientists 321–325 publications: 14 scientists 326–330 publications: 15 scientists 331–335 publications: 15 scientists 336–340 publications: 17 scientists 341–345 publications: 15 scientists 346–350 publications: 12 scientists 351–355 publications: 17 scientists 356–360 publications: 18 scientists 361–365 publications: 12 scientists 366–370 publications: 11 scientists 371–375 publications: 6 scientists 376–380 publications: 6 scientists 381–385 publications: 11 scientists 386–390 publications: 9 scientists 391–395 publications: 10 scientists 396–400 publications: 8 scientists 401–405 publications: 4 scientists 406–410 publications: 9 scientists 411–415 publications: 11 scientists 416–420 publications: 4 scientists 421–425 publications: 7 scientists 426–430 publications: 4 scientists 431–435 publications: 3 scientists 436–440 publications: 5 scientists 441–445 publications: 8 scientists 446–450 publications: 6 scientists 451–455 publications: 7 scientists 456–460 publications: 5 scientists 461–465 publications: 6 scientists 466 publications: 2 scientists 467+ publications: 99 scientists
36 publications 467+

This scientist: 107 publications — 30th percentile

30% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 467 publications or more.

Peter Harley D-index placement in Plant Science and Agronomy in 2026

The chart shows the D-index (discipline H-index) distribution of Plant Science and Agronomy scientists ranked by Research.com in 2026. The highlighted bar marks where Peter Harley sits on this spectrum.

30 D-Index: 200 scientists 31 D-Index: 236 scientists 32 D-Index: 253 scientists 33 D-Index: 283 scientists 34 D-Index: 288 scientists 35 D-Index: 240 scientists 36 D-Index: 246 scientists 37 D-Index: 243 scientists 38 D-Index: 247 scientists 39 D-Index: 229 scientists 40 D-Index: 232 scientists 41 D-Index: 230 scientists 42 D-Index: 228 scientists 43 D-Index: 219 scientists 44 D-Index: 193 scientists 45 D-Index: 164 scientists 46 D-Index: 158 scientists 47 D-Index: 143 scientists 48 D-Index: 131 scientists 49 D-Index: 127 scientists 50 D-Index: 122 scientists 51 D-Index: 122 scientists 52 D-Index: 110 scientists 53 D-Index: 102 scientists 54 D-Index: 98 scientists 55 D-Index: 79 scientists 56 D-Index: 85 scientists 57 D-Index: 88 scientists 58 D-Index: 91 scientists 59 D-Index: 62 scientists 60 D-Index: 61 scientists 61 D-Index: 59 scientists 62 D-Index: 54 scientists 63 D-Index: 61 scientists 64 D-Index: 59 scientists 65 D-Index: 58 scientists 66 D-Index: 41 scientists 67 D-Index: 49 scientists 68 D-Index: 39 scientists 69 D-Index: 32 scientists 70 D-Index: 40 scientists 71 D-Index: 47 scientists 72 D-Index: 38 scientists 73 D-Index: 28 scientists 74 D-Index: 29 scientists 75 D-Index: 28 scientists 76 D-Index: 22 scientists 77 D-Index: 21 scientists 78 D-Index: 25 scientists 79 D-Index: 26 scientists 80 D-Index: 19 scientists 81 D-Index: 16 scientists 82 D-Index: 12 scientists 83 D-Index: 16 scientists 84 D-Index: 14 scientists 85 D-Index: 11 scientists 86 D-Index: 17 scientists 87 D-Index: 13 scientists 88 D-Index: 10 scientists 89 D-Index: 12 scientists 90 D-Index: 18 scientists 91 D-Index: 16 scientists 92 D-Index: 16 scientists 93 D-Index: 17 scientists 94 D-Index: 12 scientists 95 D-Index: 8 scientists 96 D-Index: 9 scientists 97 D-Index: 9 scientists 98 D-Index: 11 scientists 99 D-Index: 12 scientists 100 D-Index: 5 scientists 101 D-Index: 8 scientists 102 D-Index: 4 scientists 103 D-Index: 11 scientists 104 D-Index: 5 scientists 105 D-Index: 9 scientists 106 D-Index: 7 scientists 107 D-Index: 4 scientists 108 D-Index: 8 scientists 109+ D-Index: 99 scientists
30 D-Index 109+

This scientist: 71 D-Index — 90th percentile

90% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 109 D-Index or more.

Overview

What is he best known for?

The fields of study he is best known for:

  • Ecology
  • Botany
  • Carbon dioxide

Peter Harley focuses on Photosynthesis, Botany, Stomatal conductance, Isoprene synthase and Ecology. The various areas that he examines in his Botany study include Community and Horticulture. His Stomatal conductance study combines topics from a wide range of disciplines, such as Canopy, Carbon dioxide, Co2 flux and Agronomy.

He merges many fields, such as Isoprene synthase and Air quality index, in his writings. His research in the fields of Eddy covariance and Subalpine forest overlaps with other disciplines such as Elevation. His Meteorology study combines topics in areas such as Spatial ecology and Atmospheric sciences.

His most cited work include:

  • A global model of natural volatile organic compound emissions (3127 citations)
  • Estimates of global terrestrial isoprene emissions using MEGAN (Model of Emissions of Gases and Aerosols from Nature) (2631 citations)
  • Isoprene and monoterpene emission rate variability: Model evaluations and sensitivity analyses (1286 citations)

What are the main themes of his work throughout his whole career to date?

Peter Harley spends much of his time researching Botany, Atmospheric sciences, Environmental chemistry, Photosynthesis and Stomatal conductance. His work on Terpenoid as part of general Botany research is often related to Isoprene synthase activity and Isoprene synthase, thus linking different fields of science. His work carried out in the field of Atmospheric sciences brings together such families of science as Ecology, Canopy, Eddy covariance, Aerosol and Flux.

The concepts of his Environmental chemistry study are interwoven with issues in Atmosphere, Monoterpene, Volatile organic compound, Carbon and Ozone. As a member of one scientific family, Peter Harley mostly works in the field of Photosynthesis, focusing on Limiting factor and, on occasion, Ecosystem respiration. His Stomatal conductance research also works with subjects such as

  • Photosynthetic capacity that connect with fields like Agronomy,
  • Water vapor most often made with reference to Carbon dioxide.

He most often published in these fields:

  • Botany (38.02%)
  • Atmospheric sciences (33.06%)
  • Environmental chemistry (30.58%)

What were the highlights of his more recent work (between 2011-2020)?

  • Environmental chemistry (30.58%)
  • Botany (38.02%)
  • Ecosystem (23.97%)

In recent papers he was focusing on the following fields of study:

Environmental chemistry, Botany, Ecosystem, Ozone and Stomatal conductance are his primary areas of study. His work deals with themes such as Carbon, Radical, Volatile organic compound and Aerosol, which intersect with Environmental chemistry. His Monoterpene, Darkness and Methyl salicylate study in the realm of Botany connects with subjects such as Myrcene and Sabinene.

His biological study spans a wide range of topics, including Atmosphere and Atmospheric chemistry. The concepts of his Atmospheric chemistry study are interwoven with issues in Total organic carbon, Pollen, Cloud condensation nuclei, Pinus and Atmospheric sciences. Stomatal conductance is a subfield of Photosynthesis that Peter Harley studies.

Between 2011 and 2020, his most popular works were:

  • Modeling the Photosynthetic Response of C3 Leaves to Environmental Factors (181 citations)
  • Bidirectional exchange of biogenic volatiles with vegetation: emission sources, reactions, breakdown and deposition. (72 citations)
  • Atmospheric benzenoid emissions from plants rival those from fossil fuels (64 citations)

In his most recent research, the most cited papers focused on:

  • Ecology
  • Botany
  • Ecosystem

His primary areas of study are Ecosystem, Atmospheric chemistry, Botany, Environmental chemistry and Eddy covariance. His studies deal with areas such as Atmosphere and Vegetation as well as Ecosystem. His Atmosphere research includes themes of Temperate forest, Climatology, Deposition and Seasonality.

His study in the field of Photosynthesis is also linked to topics like Environmental ethics. His biological study spans a wide range of topics, including Volatility, Photosynthetic photon flux density, Volatile organic compound, Stomatal conductance and Aqueous solution. His work carried out in the field of Eddy covariance brings together such families of science as Trace gas, Atmospheric sciences, Total organic carbon, Experimental forest and Aerosol.

Best Publications

  • A global model of natural volatile organic compound emissions

    Alex Guenther;C. Nicholas Hewitt;David Erickson;Ray Fall

  • Estimates of global terrestrial isoprene emissions using MEGAN (Model of Emissions of Gases and Aerosols from Nature)

    A. Guenther;T. Karl;P. Harley;C. Wiedinmyer

  • Isoprene and monoterpene emission rate variability: Model evaluations and sensitivity analyses

    Alex B. Guenther;Patrick R. Zimmerman;Peter C. Harley;Russell K. Monson

  • Modelling photosynthesis of cotton grown in elevated CO2

    P. C. Harley;R. B. Thomas;J. F. Reynolds;B. R. Strain

  • Theoretical Considerations when Estimating the Mesophyll Conductance to CO2 Flux by Analysis of the Response of Photosynthesis to CO2

    Peter C. Harley;Francesco Loreto;Giorgio Di Marco;Thomas D. Sharkey

  • Temperature response of parameters of a biochemically based model of photosynthesis. II. A review of experimental data

    B. E. Medlyn;B. E. Medlyn;E. Dreyer;D. Ellsworth;M. Forstreuter

  • Natural emissions of non-methane volatile organic compounds, carbon monoxide, and oxides of nitrogen from North America

    Alex Guenther;Chris Geron;Tom Pierce;Brian Lamb

  • Carbon sequestration in a high‐elevation, subalpine forest

    R. K. Monson;A. A. Turnipseed;J. P. Sparks;P. C. Harley;P. C. Harley

  • Scaling carbon dioxide and water vapour exchange from leaf to canopy in a deciduous forest. II. Model testing and application

    D. D. Baldocchi;P. C. Harley

  • Estimation of Mesophyll Conductance to CO2 Flux by Three Different Methods

    Francesco Loreto;Peter C. Harley;Giorgio Di Marco;Thomas D. Sharkey

  • An improved model of C3 photosynthesis at high CO2: Reversed O2 sensitivity explained by lack of glycerate reentry into the chloroplast

    Peter C. Harley;Thomas D. Sharkey

  • Modeling the Photosynthetic Response of C3 Leaves to Environmental Factors

    Peter C. Harley;John Tenhunen

  • Scaling carbon dioxide and water vapour exchange from leaf to canopy in a deciduous forest. I. Leaf model parametrization

    P. C. Harley;D. D. Baldocchi

  • Environmental and developmental controls over the seasonal pattern of isoprene emission from aspen leaves.

    R. K. Monson;P. C. Harley;M. E. Litvak;M. Wildermuth

  • Ecological and evolutionary aspects of isoprene emission from plants

    Peter C. Harley;Russell K. Monson;Manuel T. Lerdau

  • Isoprene emission estimates and uncertainties for the central African EXPRESSO study domain

    Alex Guenther;Bill Baugh;Guy Brasseur;Jim Greenberg

  • Coordination theory of leaf nitrogen distribution in a canopy

    Jia-Lin Chen;James F. Reynolds;Peter C. Harley;John D. Tenhunen

  • A model of isoprene emission based on energetic requirements for isoprene synthesis and leaf photosynthetic properties for Liquidambar and Quercus

    Ülo Niinemets;John Tenhunen;Peter C. Harley;Rainer Steinbrecher

  • Effects of light, temperature and canopy position on net photosynthesis and isoprene emission from sweetgum (Liquidambar styraciflua) leaves.

    P. Harley;A. Guenther;P. Zimmerman

  • Efficient Atmospheric Cleansing of Oxidized Organic Trace Gases by Vegetation

    T. Karl;P. Harley;L. Emmons;B. Thornton

  • Emission of 2-methyl-3-buten-2-ol by pines: A potentially large natural source of reactive carbon to the atmosphere

    Peter Harley;Verity Fridd-Stroud;James Greenberg;Alex Guenther

  • Isoprene and monoterpene fluxes measured above Amazonian rainforest and their dependence on light and temperature

    H.J.I. Rinne;A.B. Guenther;J.P. Greenberg;P.C. Harley

  • Estimations of isoprenoid emission capacity from enclosure studies: measurements, data processing, quality and standardized measurement protocols

    Ülo Niinemets;U. Kuhn;P. C. Harley;M. Staudt

  • Sesquiterpene emissions from pine trees--identifications, emission rates and flux estimates for the contiguous United States.

    Detlev Helmig;John Ortega;Tiffany Duhl;David Tanner

Frequent Co-Authors

Alex Guenther
Alex Guenther University of California, Irvine
Thomas Karl
Thomas Karl University of Innsbruck
Jim Greenberg
Jim Greenberg National Center for Atmospheric Research
Russell K. Monson
Russell K. Monson University of Colorado Boulder
John Tenhunen
John Tenhunen University of Bayreuth
Christine Wiedinmyer
Christine Wiedinmyer University of Colorado Boulder
Patrick R. Zimmerman
Patrick R. Zimmerman National Center for Atmospheric Research
Martin Graus
Martin Graus University of Innsbruck
Ülo Niinemets
Ülo Niinemets Estonian University of Life Sciences
Otto L. Lange
Otto L. Lange University of Würzburg

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