World's Best Scientists 2026 revealed!
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Environmental Sciences
Canada
2023

D-Index & Metrics

Environmental Sciences

D-Index
68
Citations
22930
World Ranking
1843
National Ranking
67

Debra Wunch 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 Debra Wunch sits on this spectrum.

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: 283 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: 25 scientists 501–510 publications: 17 scientists 511–520 publications: 18 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 681–686 publications: 3 scientists 687+ publications: 100 scientists
41 publications 687+

This scientist: 262 publications — 80th percentile

80% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 687 publications or more.

Debra Wunch 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 Debra Wunch sits on this spectrum.

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: 199 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: 19 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: 99 scientists
30 D-Index 125+

This scientist: 68 D-Index — 81st percentile

81% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 125 D-Index or more.

Research.com Recognitions

  • 2023 - Research.com Environmental Sciences in Canada Leader Award

Overview

Debra Wunch is affiliated with the University of Toronto in Canada. Their research primarily focuses on environmental and earth sciences with a strong emphasis on atmospheric studies.

The main fields of study in which they have contributed include:

  • Environmental Science
  • Earth and Planetary Sciences

Their specialized subfields cover:

  • Atmospheric Science
  • Global and Planetary Change
  • Spectroscopy
  • Environmental Chemistry
  • Mechanics of Materials

Wunch's research addresses a range of topics, notably:

  • Atmospheric and Environmental Gas Dynamics
  • Atmospheric Ozone and Climate
  • Atmospheric chemistry and aerosols
  • Spectroscopy and Laser Applications
  • Methane Hydrates and Related Phenomena
  • Hydrocarbon exploration and reservoir analysis
  • Climate variability and models

Their recent publications demonstrate engagement with methane and atmospheric measurements, including:

  • The Global Methane Budget 2000-2017 (2020), NOAA Institutional Repository
  • Methane retrieved from TROPOMI: improvement of the data product and validation of the first 2 years of measurements (2021), Atmospheric measurement techniques
  • Validation of methane and carbon monoxide from Sentinel-5 Precursor using TCCON and NDACC-IRWG stations (2021), Atmospheric measurement techniques
  • A decade of GOSAT Proxy satellite CH 4 observations (2020), Earth system science data
  • Carbon emissions from the 2023 Canadian wildfires (2024), Nature

Frequent co-authors collaborating with Wunch include:

  • Rigel Kivi
  • Frank Hase
  • Justus Notholt
  • Nicholas M. Deutscher
  • Isamu Morino

They have published multiple articles in established venues such as:

  • Atmospheric measurement techniques
  • Journal of Geophysical Research Atmospheres
  • Remote Sensing
  • Earth system science data
  • Atmospheric chemistry and physics

Best Publications

  • The global methane budget 2000–2017

    Marielle Saunois;Ann R. Stavert;Ben Poulter;Philippe Bousquet

  • The Total Carbon Column Observing Network

    Debra Wunch;Geoffrey C. Toon;Jean-François L. Blavier;Rebecca A. Washenfelder

  • The global methane budget 2000–2012

    Marielle Saunois;Philippe Bousquet;Ben Poulter;Anna Peregon

  • The ACOS CO 2 retrieval algorithm – Part 1: Description and validation against synthetic observations

    C. W. O'Dell;B. Connor;H. Bösch;D. O'Brien

  • Toward accurate CO2 and CH4 observations from GOSAT

    A Butz;A Butz;S Guerlet;O Hasekamp;D Schepers

  • Calibration of the Total Carbon Column Observing Network using aircraft profile data

    Debra Wunch;Geoffrey C. Toon;Paul O. Wennberg;Steven C. Wofsy

  • The on-orbit performance of the Orbiting Carbon Observatory-2 (OCO-2) instrument and its radiometrically calibrated products

    David Crisp;Harold R. Pollock;Robert Rosenberg;Lars Chapsky

  • Comparisons of the Orbiting Carbon Observatory-2 (OCO-2) X CO 2 measurements with TCCON

    Debra Wunch;Debra Wunch;Paul O. Wennberg;Gregory Osterman;Gregory Osterman;Brendan Fisher;Brendan Fisher

  • Contrasting carbon cycle responses of the tropical continents to the 2015–2016 El Niño

    Junjie Liu;Kevin W. Bowman;David S. Schimel;Nicolas C. Parazoo

  • Improvement of the retrieval algorithm for GOSAT SWIR XCO2 and XCH4 and their validation using TCCON data

    Y. Yoshida;N. Kikuchi;I. Morino;O. Uchino

  • Improved retrievals of carbon dioxide from Orbiting Carbon Observatory-2 with the version 8 ACOS algorithm

    Christopher W. O'Dell;Annmarie Eldering;Paul O. Wennberg;David Crisp

  • The ACOS CO 2 retrieval algorithm – Part II: Global X CO 2 data characterization

    D. Crisp;B. M. Fisher;C. O'Dell;C. Frankenberg

  • Importance of secondary sources in the atmospheric budgets of formic and acetic acids

    F. Paulot;D. Wunch;J. D. Crounse;G. C. Toon

  • Estimating global and North American methane emissions with high spatial resolution using GOSAT satellite data

    A J Turner;Daniel J Jacob;K J Wecht;J D Maasakkers

  • Quantifying CO2 Emissions From Individual Power Plants From Space

    Ray Nassar;Timothy G. Hill;Chris A. McLinden;Debra Wunch

  • Process-evaluation of tropospheric humidity simulated by general circulation models using water vapor isotopologues: 1. Comparison between models and observations

    Camille Risi;Camille Risi;David Noone;John Worden;Christian Frankenberg

  • Emissions of greenhouse gases from a North American megacity

    D. Wunch;P. O. Wennberg;G. C. Toon;G. Keppel-Aleks

  • A method for evaluating bias in global measurements of CO 2 total columns from space

    D. Wunch;P. O. Wennberg;G. C. Toon;B. J. Connor

  • Methane retrieved from TROPOMI: Improvement of the data product and validation of the first 2 years of measurements

    Alba Lorente;Tobias Borsdorff;Andre Butz;Otto Hasekamp

  • Methane observations from the Greenhouse Gases Observing SATellite: Comparison to ground‐based TCCON data and model calculations

    Robert Parker;Hartmut Boesch;Austin Cogan;Annemarie Fraser

  • Daily and 3‐hourly variability in global fire emissions and consequences for atmospheric model predictions of carbon monoxide

    M. Mu;J. T. Randerson;G. R. van der Werf;L. Giglio

  • Simultaneous ground-based observations of O 3 , HCl, N 2 O, and CH 4 over Toronto, Canada by three Fourier transform spectrometers with different resolutions

    D. Wunch;J. R. Taylor;D. Fu;P. Bernath;P. Bernath

  • Global Methane Budget 2000-2012

    M. Saunois;P. Bousquet;B. Poulter;A. Peregon

Frequent Co-Authors

Paul O. Wennberg
Paul O. Wennberg California Institute of Technology
Nicholas M. Deutscher
Nicholas M. Deutscher University of Wollongong
Justus Notholt
Justus Notholt University of Bremen
Coleen M. Roehl
Coleen M. Roehl California Institute of Technology
David W. T. Griffith
David W. T. Griffith University of Wollongong
Thorsten Warneke
Thorsten Warneke University of Bremen
Isamu Morino
Isamu Morino National Institute for Environmental Studies
Ralf Sussmann
Ralf Sussmann Karlsruhe Institute of Technology
Christian Frankenberg
Christian Frankenberg California Institute of Technology
Frank Hase
Frank Hase Karlsruhe Institute of Technology

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