World's Best Scientists 2026 revealed!

D-Index & Metrics

Environmental Sciences

D-Index
90
Citations
23750
World Ranking
601
National Ranking
269

Stephen A. Macko 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 Stephen A. Macko 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: 317 publications — 88th percentile

88% of scientists in this discipline score the same or lower.

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

Stephen A. Macko 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 Stephen A. Macko 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: 90 D-Index — 94th percentile

94% 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

  • 2004 - Geochemistry Fellow Honor, Geochemical Society and the European Association of Geochemistry

Overview

Stephen A. Macko is affiliated with the University of Virginia in the United States. Their research primarily falls within the field of Environmental Science, with focused contributions in several subfields including Ecology, Environmental Engineering, Water Science and Technology, Global and Planetary Change, and Oceanography.

The scientist's work covers a range of main topics such as Urban Stormwater Management Solutions, Hydrology and Watershed Management Studies, Flood Risk Assessment and Management, Isotope Analysis in Ecology, Aquatic Invertebrate Ecology and Behavior, and Marine Biology and Ecology Research.

Stephen A. Macko has authored research published in venues like The Science of The Total Environment and OPAL (Open@LaTrobe) (La Trobe University). Notable recent papers include:

  • Tracking denitrification in green stormwater infrastructure with dual nitrate stable isotopes, 2020, The Science of The Total Environment
  • Nutritional associations among fauna at hydrocarbon seep communities in the Gulf of Mexico, 2023, OPAL (Open@LaTrobe) (La Trobe University)

Coauthors who have frequently collaborated with Stephen A. Macko include Charles Burgis, Gail M. Hayes, Wuhuan Zhang, Derek Henderson, and James A. Smith.

In 2004, they received the Geochemistry Fellow Honor from the Geochemical Society and the European Association of Geochemistry.

Best Publications

  • Dependence of phytoplankton carbon isotopic composition on growth rate and [CO2)aq: Theoretical considerations and experimental results

    Edward A. Laws;Brian N. Popp;J Robert R. Bidigare;Mahlon C. Kennicutt

  • Organic geochemistry : principles and applications

    Michael H. Engel;Stephen A. Macko

  • Isotopic fractionation of nitrogen and carbon in the synthesis of amino acids by microorganisms

    Stephen A. Macko;Marilyn L. Fogel;P.E. Hare;T.C. Hoering

  • Isotopic evidence for extraterrestrial non- racemic amino acids in the Murchison meteorite

    M. H. Engel;S. A. Macko

  • Kinetic fractionation of stable nitrogen isotopes during amino acid transamination

    Stephen A. Macko;Marilyn L.Fogel Estep;Michael H. Engel;P.E. Hare

  • Microbial alteration of stable nitrogen and carbon isotopic compositions of organic matter

    Stephen A. Macko;Marilyn L.F. Estep

  • Deep-sea hydrocarbon seep communities: evidence for energy and nutritional carbon sources

    James M. Brooks;M. C. Kennicutt;C. R. Fisher;S. A. Macko

  • Correlations between foliar δ15N and nitrogen concentrations may indicate plant-mycorrhizal interactions.

    Erik A. Hobbie;Stephen A. Macko;Mathew Williams

  • Anomalous CH 4 and NH 4 + concentrations at an unsedimented mid-ocean-ridge hydrothermal system

    M. D. Lilley;D. A. Butterfield;E. J. Olson;J. E. Lupton

  • Insights into nitrogen and carbon dynamics of ectomycorrhizal and saprotrophic fungi from isotopic evidence.

    Erik A. Hobbie;Stephen A. Macko;Herman H. Shugart

  • STABLE CARBON ISOTOPE ANALYSIS OF AMINO ACID ENANTIOMERS BY CONVENTIONAL ISOTOPE RATIO MASS SPECTROMETRY AND COMBINED GAS CHROMATOGRAPHY/ISOTOPE RATIO MASS SPECTROMETRY

    J. A. Silfer;M. H. Engel;S. A. Macko;E. J. Jumeau

  • Nitrogen cycling in the soil–plant system along a precipitation gradient in the Kalahari sands

    Julieta N. Aranibar;Luanne Otter;Stephen A. Macko;Chris J. W. Feral

  • Carbon isotope composition of individual amino acids in the Murchison meteorite

    M. H. Engel;S. A. Macko;J. A. Silfer

  • Natural abundance of 13C and 15N in C3 and C4 vegetation of southern Africa: patterns and implications

    R. J. Swap;J. N. Aranibar;P. R. Dowty;W. P. Gilhooly

  • Abiogenic methanogenesis in crystalline rocks

    B. Sherwood Lollar;S.K. Frape;S.M. Weise;P. Fritz

  • Activity-specific metabolic rates of free-living northern gannets and other seabirds

    V. L. Birt-Friesen;W. A. Montevecchi;D. K. Cairns;S. A. Macko

  • Pollution studies using stable isotopes

    S. A. Macko

  • Sources of nitrogen in wet deposition to the Chesapeake Bay region

    Kristina M. Russell;James N. Galloway;Stephen A. Macko;Jennie L. Moody

  • EVIDENCE A PHOTOPROTECTIVE FOR SECONDARY CAROTENOIDS OF SNOW ALGAE1

    Robert. R. Bidigare;Michael E. Ondrusek;Mahlon C. Kennicutt;Rodolfo Iturriaga

  • Role of seagrasses and mangroves in estuarine food webs: temporal and spatial changes in stable isotope composition and amino acid content during decomposition

    J. C. Zieman;S. A. Macko;A. L. Mills

Frequent Co-Authors

Lixin Wang
Lixin Wang Indiana University – Purdue University Indianapolis
Mahlon C. Kennicutt
Mahlon C. Kennicutt Texas A&M University
Gregory S. Okin
Gregory S. Okin University of California, Los Angeles
Paolo D'Odorico
Paolo D'Odorico University of California, Berkeley
Charles R. Fisher
Charles R. Fisher Pennsylvania State University
Herman H. Shugart
Herman H. Shugart University of Virginia
Michael Garstang
Michael Garstang University of Virginia
Iris C. Anderson
Iris C. Anderson Virginia Institute of Marine Science
Claude Hillaire-Marcel
Claude Hillaire-Marcel University of Quebec at Montreal
Kelly K. Caylor
Kelly K. Caylor University of California, Santa Barbara

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Related Online Degrees & Career Pathways

For those interested in Environmental Sciences, expanding your educational horizons with related fields can enhance career opportunities. Online degrees in sociology, for example, provide valuable insights into human-environment interactions. Exploring online sociology bachelor programs can complement environmental studies by deepening your understanding of social factors that influence environmental policies.

Educators and professionals in environmental education may also benefit from advanced degrees such as the edd no dissertation programs, which are designed for those seeking leadership roles without the traditional dissertation requirement. Transitioning smoothly from education to leadership roles is possible through some of the best online eds to edd programs, ideal for professionals aiming to impact environmental education policy or administration.

Finally, for those wanting to drive social change through environmental advocacy, pursuing a Doctorate in Social Work can be instrumental. Consider exploring dsw online programs, which blend social work principles with community-based environmental solutions, broadening your impact potential across diverse populations.

Best Scientists Citing Stephen A. Macko

Trending Scientists

Recently Published Articles