World's Best Scientists 2026 revealed!

D-Index & Metrics

Environmental Sciences

D-Index
48
Citations
8014
World Ranking
5575
National Ranking
2033

Daniel Obrist 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 Daniel Obrist 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: 282 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: 26 scientists 501–510 publications: 17 scientists 511–520 publications: 19 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 681–689 publications: 4 scientists 690+ publications: 100 scientists
41 publications 690+

This scientist: 128 publications — 29th percentile

29% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 690 publications or more.

Daniel Obrist 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 Daniel Obrist 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: 198 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: 20 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: 9 scientists 126+ D-Index: 92 scientists
30 D-Index 126+

This scientist: 48 D-Index — 44th percentile

44% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 126 D-Index or more.

Overview

Daniel Obrist is affiliated with the University of Massachusetts Lowell in the United States. Their research primarily focuses on environmental science with a significant emphasis on health, toxicology, and mutagenesis. Obrist's work explores various subfields including pollution, ecology, atmospheric science, and global and planetary change.

The scientist's research addresses several main topics such as mercury impact and mitigation studies, heavy metals in the environment, toxic organic pollutants impact, atmospheric and environmental gas dynamics, isotope analysis in ecology, heavy metal exposure and toxicity, and heavy metals in plants.

Obrist has published in a variety of scientific journals and frequently contributes to the following venues:

  • Nature Reviews Earth & Environment
  • Environmental Science & Technology
  • Journal of Hazardous Materials
  • Nature Communications
  • Geoderma

Recent notable publications by Daniel Obrist include:

  • "Previously unaccounted atmospheric mercury deposition in a midlatitude deciduous forest," 2021, Proceedings of the National Academy of Sciences
  • "Vegetation uptake of mercury and impacts on global cycling," 2021, Nature Reviews Earth & Environment
  • "Arctic mercury cycling," 2022, Nature Reviews Earth & Environment
  • "Global Mercury Assimilation by Vegetation," 2021, Environmental Science & Technology
  • "Chemical speciation of trace metals in atmospheric deposition and impacts on soil geochemistry and vegetable bioaccumulation near a large copper smelter in China," 2021, Journal of Hazardous Materials

Daniel Obrist collaborates frequently with other researchers in the field, including:

  • Jun Zhou
  • Hélène Angot
  • Ting Wang
  • Ashu Dastoor
  • Eric M. Roy

Best Publications

  • A review of global environmental mercury processes in response to human and natural perturbations: Changes of emissions, climate, and land use

    Daniel Obrist;Jane L. Kirk;Lei Zhang;Elsie M. Sunderland

  • Tundra uptake of atmospheric elemental mercury drives Arctic mercury pollution

    Daniel Obrist;Yannick Agnan;Martin Jiskra;Christine L. Olson

  • Mercury Distribution Across 14 U.S. Forests. Part I: Spatial Patterns of Concentrations in Biomass, Litter, and Soils

    D. Obrist;D. W. Johnson;S. E. Lindberg;Y. Luo

  • Vegetation uptake of mercury and impacts on global cycling

    Jun Zhou;Daniel Obrist;Ashu Dastoor;Martin Jiskra

  • A vegetation control on seasonal variations in global atmospheric mercury concentrations

    Martin Jiskra;Martin Jiskra;Jeroen E. Sonke;Daniel Obrist;Johannes Bieser

  • Mercury isotope compositions across North American forests

    Wang Zheng;Wang Zheng;Daniel Obrist;Dominique Weis;Bridget A. Bergquist

  • Iron-Bound Organic Carbon in Forest Soils: Quantification and Characterization

    Qian Zhao;Simon R. Poulson;Daniel Obrist;Samira Sumaila;Samira Sumaila

  • Observational and Modeling Constraints on Global Anthropogenic Enrichment of Mercury

    Helen M. Amos;Jeroen E. Sonke;Daniel Obrist;Nicholas Robins

  • Foliar mercury accumulation and exchange for three tree species.

    Allison G. Millhollen;Mae S. Gustin;Daniel Obrist

  • Arctic mercury cycling

    Unknown

  • New Constraints on Terrestrial Surface-Atmosphere Fluxes of Gaseous Elemental Mercury Using a Global Database.

    Yannick Agnan;Théo Le Dantec;Théo Le Dantec;Christopher W. Moore;Grant C. Edwards

  • Mercury in western North America: A synthesis of environmental contamination, fluxes, bioaccumulation, and risk to fish and wildlife.

    Collin A. Eagles-Smith;James G. Wiener;Chris S. Eckley;James J. Willacker

  • Atmospheric mercury concentrations at Storm Peak Laboratory in the Rocky Mountains: Evidence for long-range transport from Asia, boundary layer contributions, and plant mercury uptake

    Daniel Obrist;A. Gannet Hallar;Ian McCubbin;Britton B. Stephens

  • Mercury concentrations and pools in four Sierra Nevada forest sites, and relationships to organic carbon and nitrogen

    D. Obrist;D. W. Johnson;S. E. Lindberg

  • Bromine-induced oxidation of mercury in the mid-latitude atmosphere

    Daniel Obrist;Eran Tas;Mordechai Peleg;Valeri Matveev

  • Particulate emissions from different types of biomass burning

    Yanyan Zhang;Yanyan Zhang;Daniel Obrist;Barbara Zielinska;Alan Gertler

  • Atmospheric mercury pollution due to losses of terrestrial carbon pools

    Daniel Obrist

  • A Critical Time for Mercury Science to Inform Global Policy

    Celia Y. Chen;Charles T. Driscoll;Collin A. Eagles-Smith;Chris S. Eckley

  • Convective forcing of mercury and ozone in the Arctic boundary layer induced by leads in sea ice

    Christopher W. Moore;Daniel Obrist;Alexandra Steffen;Ralf M. Staebler

  • Direct detection of atmospheric atomic bromine leading to mercury and ozone depletion

    Siyuan Wang;Stephen M. McNamara;Christopher W. Moore;Daniel Obrist

  • High levels of reactive gaseous mercury observed at a high elevation research laboratory in the Rocky Mountains

    X. Faïn;D. Obrist;A. G. Hallar;I. Mccubbin

  • Effects of vegetation type on mercury concentrations and pools in two adjacent coniferous and deciduous forests

    Daniel Obrist;Dale W. Johnson;Robert L. Edmonds

Frequent Co-Authors

Detlev Helmig
Detlev Helmig Institute of Arctic and Alpine Research
John A. Arnone
John A. Arnone Desert Research Institute
Mae Sexauer Gustin
Mae Sexauer Gustin University of Nevada Reno
Alexandra Steffen
Alexandra Steffen Environment and Climate Change Canada
Hans Moosmüller
Hans Moosmüller Desert Research Institute
Ralf M. Staebler
Ralf M. Staebler Environment and Climate Change Canada
Jeroen E. Sonke
Jeroen E. Sonke Federal University of Toulouse Midi-Pyrénées
Yiqi Luo
Yiqi Luo Cornell University
Thomas A. Douglas
Thomas A. Douglas Cold Regions Research and Engineering Laboratory

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