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D-Index & Metrics

Environmental Sciences

D-Index
38
Citations
7825
World Ranking
8539
National Ranking
3052

Sagar V. Krupa 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 Sagar V. Krupa 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: 121 publications — 24th percentile

24% of scientists in this discipline score the same or lower.

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

Sagar V. Krupa 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 Sagar V. Krupa 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: 38 D-Index — 12th percentile

12% of scientists in this discipline score the same or lower.

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

Overview

Sagar V. Krupa was affiliated with the University of Minnesota in the United States during their academic career. Their contributions to research are documented through various academic records and institutional ties.

Details on Sagar V. Krupa's research fields, subfields, and main topics of work are not specifically listed, thus no explicit summary of their scientific focus is available. Similarly, there are no recorded recent papers, frequent co-authors, or preferred publication venues associated with their profile, which limits a detailed account of their publication history.

There are no entries indicating book publications or awards won by this researcher. The absence of such information suggests that either these aspects were not part of their academic record or were not captured in the available data.

Their profile indicates that they are deceased. All references to their career and contributions are therefore presented in the past tense.

Best Publications

  • Effects of atmospheric ammonia (NH3) on terrestrial vegetation: a review.

    S.V Krupa

  • Plant responses to atmospheric CO2 enrichment with emphasis on roots and the rhizosphere.

    Hugo H. Rogers;G.Brett Runion;Sagar V. Krupa

  • Atmospheric ozone: Formation and effects on vegetation

    Sagar V Krupa;William J Manning

  • The Greenhouse effect: impacts of ultraviolet-B (UV-B) radiation, carbon dioxide (CO2), and ozone (O3) on vegetation.

    S.V Krupa;R.N Kickert

  • The Ozone Component of Global Change: Potential Effects on Agricultural and Horticultural Plant Yield, Product Quality and Interactions with Invasive Species

    Fitzgerald Booker;Russell Muntifering;Margaret McGrath;Kent Burkey

  • Ambient ozone and plant health

    Sagar Krupa;Margaret Tuttle McGrath;Christian P. Andersen;Fitzgerald L. Booker

  • Passive sampling of ambient, gaseous air pollutants: an assessment from an ecological perspective

    S.V Krupa;A.H Legge

  • Photochemical oxidants: state of the science.

    D. Kley;M. Kleinmann;H. Sanderman;S. Krupa

  • The impact of UV-B radiation and ozone on terrestrial vegetation

    Victor C Runeckles;Sagar V Krupa

  • Sampling and physico-chemical analysis of precipitation: a review.

    Sagar V. Krupa

  • Ambient ozone (O3) and adverse crop response: a unified view of cause and effect.

    S.V. Krupa;L. Grünhage;H.-J. Jäger;M. Nosal

  • Receptor Modeling of Epiphytic Lichens to Elucidate the Sources and Spatial Distribution of Inorganic Air Pollution in the Athabasca Oil Sands Region

    M.S. Landis;J.P. Pancras;J.R. Graney;R.K. Stevens

  • Measurements of S(IV) and organic anions in Minnesota rain

    Sixto F. Guiang;Sagar V. Krupa;Gregory C. Pratt

  • Foliar sulphur species in pine: a new indicator of a forest ecosystem under air pollution stress.

    A.H. Legge;J.C. Bogner;S.V. Krupa

  • Forest responses to tropospheric ozone and global climate change: An analysis

    Ronald N. Kickert;Sagar V. Krupa

  • Ambient ozone and crop loss: establishing a cause-effect relationship.

    S.V. Krupa;M. Nosal;A.H. Legge

  • Surface ozone exposures measured at clean locations around the world.

    Allen S. Lefohn;Sagar V. Krupa;Derek Winstanley

  • Modeling plant response to tropospheric ozone: a critical review.

    R.N. Kickert;S.V. Krupa

  • Measurement of Polynuclear Aromatic Hydrocarbons (PAHs) in Epiphytic Lichens for Receptor Modeling in the Athabasca Oil Sands Region (AOSR): A Pilot Study

    W.B. Studabaker;S. Krupa;R.K.M. Jayanty;J.H. Raymer

  • Use of tobacco cultivars as biological indicators of ambient ozone pollution: an analysis of exposure-response relationships.

    S.V Krupa;W.J Manning;M Nosal

  • Air Quality Standards for Particulate Matter (PM) at high altitude cities.

    H. Bravo Alvarez;R. Sosa Echeverria;P. Sanchez Alvarez;S. Krupa

  • The greenhouse effect: the impacts of carbon dioxide (CO2), ultraviolet-B (UV-B) radiation and ozone (O3) on vegetation (crops)

    Sagar V. Krupa;Ronald N. Kickert

Frequent Co-Authors

William J. Manning
William J. Manning University of Massachusetts Amherst
Allen S. Lefohn
Allen S. Lefohn A.S.L. & Associates
Matthew S. Landis
Matthew S. Landis Environmental Protection Agency
Arthur H. Chappelka
Arthur H. Chappelka Auburn University
Kevin E. Percy
Kevin E. Percy K.E. Percy Air Quality Effects Consulting Ltd
Kent O. Burkey
Kent O. Burkey Agricultural Research Service
Hugo H. Rogers
Hugo H. Rogers Agricultural Research Service
Fitzgerald L. Booker
Fitzgerald L. Booker North Carolina State University
Stephen A. Prior
Stephen A. Prior Agricultural Research Service
G. Brett Runion
G. Brett Runion United States Department of Agriculture

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