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Environmental Sciences
USA
2023

D-Index & Metrics

Environmental Sciences

D-Index
96
Citations
38690
World Ranking
453
National Ranking
207

Colm Sweeney 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 Colm Sweeney 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: 466 publications — 96th percentile

96% of scientists in this discipline score the same or lower.

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

Colm Sweeney 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 Colm Sweeney 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: 96 D-Index — 95th percentile

95% 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 United States Leader Award

Overview

Colm Sweeney is affiliated with the National Oceanic and Atmospheric Administration in the United States. Their research contributions primarily advance the understanding of atmospheric and environmental sciences, with significant involvement in Earth and Planetary Sciences and Environmental Science.

The scientist's main fields of study include:

  • Earth and Planetary Sciences
  • Environmental Science

Within these fields, their work extends into specific subfields such as:

  • Atmospheric Science
  • Global and Planetary Change
  • Environmental Engineering
  • Health, Toxicology and Mutagenesis
  • Oceanography

Sweeney's research topics cover a broad spectrum, highlighted by:

  • Atmospheric and Environmental Gas Dynamics
  • Atmospheric chemistry and aerosols
  • Atmospheric Ozone and Climate
  • Climate variability and models
  • Climate change and permafrost
  • Meteorological Phenomena and Simulations
  • Cryospheric studies and observations

The scientist has contributed to various publications, with several appearing repeatedly in respected venues. Frequent publication outlets include:

  • Atmospheric chemistry and physics
  • Journal of Geophysical Research Atmospheres
  • Atmospheric measurement techniques
  • Earth system science data
  • Proceedings of the National Academy of Sciences

Key recent papers authored or co-authored by Sweeney include:

  • Global Carbon Budget 2022, 2022, Earth system science data
  • Global Carbon Budget 2021, 2022, Earth system science data
  • Permafrost carbon emissions in a changing Arctic, 2022, Nature Reviews Earth & Environment
  • Large contribution of biomass burning emissions to ozone throughout the global remote troposphere, 2021, Proceedings of the National Academy of Sciences
  • Estimating US fossil fuel CO 2 emissions from measurements of 14 C in atmospheric CO 2, 2020, Proceedings of the National Academy of Sciences

Collaborations have been an essential aspect of Sweeney's work, involving frequent co-authors such as:

  • Kathryn McKain
  • Bianca C. Baier
  • R. Commane
  • Bruce C. Daube
  • Steven C. Wofsy

Best Publications

  • Climatological mean and decadal change in surface ocean pCO2, and net sea–air CO2 flux over the global oceans

    Taro Takahashi;Stewart C. Sutherland;Rik H. Wanninkhof;Colm Sweeney

  • Global sea-air CO2 flux based on climatological surface ocean pCO2, and seasonal biological and temperature effects

    Taro Takahashi;Stewart C. Sutherland;Colm Sweeney;Alain Poisson

  • Assessment of methane emissions from the U.S. oil and gas supply chain

    Ramón A. Alvarez;Daniel Zavala-Araiza;David R. Lyon;David T. Allen

  • An atmospheric perspective on North American carbon dioxide exchange: CarbonTracker

    Wouter Peters;A. R. Jacobson;C. Sweeney;A. E. Andrews

  • Weak northern and strong tropical land carbon uptake from vertical profiles of atmospheric CO2

    Britton B. Stephens;Kevin R. Gurney;Pieter P. Tans;Colm Sweeney

  • Advances in Quantifying Air-Sea Gas Exchange and Environmental Forcing*

    Rik Wanninkhof;William E. Asher;David T. Ho;Colm Sweeney

  • Effect of calcium carbonate saturation state on the calcification rate of an experimental coral reef

    Chris Langdon;Taro Takahashi;Colm Sweeney;Dave Chipman

  • A multi-decade record of high-quality fCO2 data in version 3 of the Surface Ocean CO2 Atlas (SOCAT)

    Dorothee C. E. Bakker;Benjamin Pfeil;Benjamin Pfeil;Camilla S. Landa;Camilla S. Landa;Nicolas Metzl

  • Anthropogenic emissions of methane in the United States

    Scot M. Miller;Steven C. Wofsy;Anna M. Michalak;Eric A. Kort

  • Constraining global air-sea gas exchange for CO2 with recent bomb 14C measurements

    Colm Sweeney;Emanuel Gloor;Andrew R. Jacobson;Robert M. Key

  • Permafrost carbon emissions in a changing Arctic

    Unknown

  • Hydrocarbon emissions characterization in the Colorado Front Range: A pilot study

    Gabrielle Pétron;Gabrielle Pétron;Gregory Frost;Gregory Frost;Benjamin R. Miller;Benjamin R. Miller;Adam I. Hirsch;Adam I. Hirsch

  • Methane emissions estimate from airborne measurements over a western United States natural gas field

    Anna Karion;Anna Karion;Colm Sweeney;Colm Sweeney;Gabrielle Pétron;Gabrielle Pétron;Gregory Frost;Gregory Frost

  • Climatological distributions of pH, pCO2, total CO2, alkalinity, and CaCO3 saturation in the global surface ocean, and temporal changes at selected locations

    Taro Takahashi;Taro Takahashi;Stewart C. Sutherland;Stewart C. Sutherland;David Chipman;David Chipman;John Goddard;John Goddard

  • The reinvigoration of the Southern Ocean carbon sink

    Peter Landschützer;Nicolas Gruber;F. Alexander Haumann;Christian Rödenbeck

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

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

  • Enhanced Seasonal Exchange of CO2 by Northern Ecosystems Since 1960

    H. D. Graven;R. F. Keeling;S. C. Piper;P. K. Patra

  • Frequency-comb-based remote sensing of greenhouse gases over kilometer air paths

    Greg B. Rieker;Fabrizio R. Giorgetta;William C. Swann;Jonathan Kofler

  • Global ocean carbon uptake: magnitude, variability and trends

    R. Wanninkhof;G. H. Park;G. H. Park;G. H. Park;T. Takahashi;C. Sweeney;C. Sweeney

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

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

  • Demonstration of high-precision continuous measurements of water vapor isotopologues in laboratory and remote field deployments using wavelength-scanned cavity ring-down spectroscopy (WS-CRDS) technology

    Priya Gupta;David Noone;David Noone;Joseph Galewsky;Colm Sweeney;Colm Sweeney

  • Toward a better understanding and quantification of methane emissions from shale gas development

    Dana R. Caulton;Paul B. Shepson;Renee L. Santoro;Jed P. Sparks

  • Global sea-air CO 2 flux basedon climatological surface ocean pCO 2 , andseasonal biological andtemperature effects

    Taro Takahashi;Stewart C. Sutherland;Colm Sweeney;Alain Poisson

Frequent Co-Authors

Anna Karion
Anna Karion National Institute of Standards and Technology
Arlyn E. Andrews
Arlyn E. Andrews National Oceanic and Atmospheric Administration
Taro Takahashi
Taro Takahashi Lamont-Doherty Earth Observatory
John B. Miller
John B. Miller National Oceanic and Atmospheric Administration
Eric A. Kort
Eric A. Kort University of Michigan–Ann Arbor
Edward J. Dlugokencky
Edward J. Dlugokencky National Oceanic and Atmospheric Administration
Stephen A. Montzka
Stephen A. Montzka National Oceanic and Atmospheric Administration
Jeff Peischl
Jeff Peischl Cooperative Institute for Research in Environmental Sciences
Kenneth J. Davis
Kenneth J. Davis Pennsylvania State University
Gabrielle Pétron
Gabrielle Pétron National Oceanic and Atmospheric Administration

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