World's Best Scientists 2026 revealed!

D-Index & Metrics

Environmental Sciences

D-Index
54
Citations
22698
World Ranking
3937
National Ranking
1501

Kazuhiko Ito 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 Kazuhiko Ito 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: 127 publications — 28th percentile

28% of scientists in this discipline score the same or lower.

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

Kazuhiko Ito 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 Kazuhiko Ito 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: 54 D-Index — 59th percentile

59% of scientists in this discipline score the same or lower.

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

Overview

Kazuhiko Ito is affiliated with the New York City Department of Health and Mental Hygiene in the United States. Their research primarily focuses on environmental science, with a specialization in health, toxicology, and mutagenesis, supported by additional work in environmental engineering, speech and hearing, mechanical engineering, and automotive engineering.

The scientist's main research topics include:

  • Air Quality and Health Impacts
  • Climate Change and Health Impacts
  • Noise Effects and Management
  • Air Quality Monitoring and Forecasting
  • Vehicle Emissions and Performance
  • Health Disparities and Outcomes
  • COVID-19 Impact on Air Quality

Kazuhiko Ito has published extensively in various scientific venues, with frequent publications appearing in:

  • ISEE Conference Abstracts
  • Urban Climate
  • Environmental Science & Technology
  • Atmospheric Environment
  • Annals of the New York Academy of Sciences

Some of their recent papers include:

  • Characterization of intra-urban spatial variation in observed summer ambient temperature from the New York City Community Air Survey, 2020, Urban Climate
  • ZIP Code-Level Estimation of Air Quality and Health Risk Due to Particulate Matter Pollution in New York City, 2022, Environmental Science & Technology
  • Long-term trends in local and transported PM2.5 pollution in New York City, 2021, Atmospheric Environment
  • NPCC4: Climate change and New York City's health risk, 2024, Annals of the New York Academy of Sciences
  • Effects of the COVID-19 shutdown on spatial and temporal patterns of air pollution in New York City, 2022, Environmental Advances

The scientist frequently collaborates with several researchers, including:

  • Sarah Johnson
  • Masha Pitiranggon
  • Holger Eisl
  • Rebecca Goldberg
  • Kathryn Lane

Best Publications

  • Lung Cancer, Cardiopulmonary Mortality, and Long-term Exposure to Fine Particulate Air Pollution

    C. Arden Pope;Richard T. Burnett;Michael J. Thun;Eugenia E. Calle

  • Long-Term Ozone Exposure and Mortality

    Michael Jerrett;Richard T. Burnett;C. Arden Pope;Kazuhiko Ito

  • Associations between ozone and daily mortality: analysis and meta-analysis.

    Kazuhiko Ito;Samantha F De Leon;Morton Lippmann

  • Ischemic Heart Disease Mortality and Long-Term Exposure to Source-Related Components of U.S. Fine Particle Air Pollution

    George D Thurston;Richard T Burnett;Michelle C Turner;Yuanli Shi

  • Cardiovascular Effects of Nickel in Ambient Air

    Morton Lippmann;Kazuhiko Ito;Jing-Shiang Hwang;Polina Maciejczyk

  • Seasonal Influenza Infections and Cardiovascular Disease Mortality.

    Jennifer L. Nguyen;Wan Yang;Kazuhiko Ito;Thomas D. Matte

  • Respiratory hospital admissions and summertime haze air pollution in Toronto, Ontario: consideration of the role of acid aerosols.

    G.D. Thurston;K. Ito;C.G. Hayes;D.V. Bates

  • Fine Particulate Matter Constituents Associated with Cardiovascular Hospitalizations and Mortality in New York City

    Kazuhiko Ito;Robert Mathes;Zev Ross;Arthur Nádas

  • A source apportionment of U.S. fine particulate matter air pollution

    George D. Thurston;Kazuhiko Ito;Ramona Lall

  • PM source apportionment and health effects: 1. Intercomparison of source apportionment results.

    Philip K Hopke;Kazuhiko Ito;Therese Mar;William F Christensen

  • A land use regression for predicting fine particulate matter concentrations in the New York City region

    Zev Ross;Michael Jerrett;Kazuhiko Ito;Barbara Tempalski

  • A multi-year study of air pollution and respiratory hospital admissions in three New York State metropolitan areas: results for 1988 and 1989 summers.

    G.D. Thurston;K. Ito;P.L. Kinney;M. Lippmann

  • Spatial variation of PM2.5 chemical species and source-apportioned mass concentrations in New York City

    Kazuhiko Ito;Nan Xue;George Thurston

  • Time-series analysis of mortality effects of fine particulate matter components in Detroit and Seattle.

    Jiang Zhou;Kazuhiko Ito;Ramona Lall;Morton Lippmann

  • Age-related association of fine particles and ozone with severe acute asthma in New York City.

    Robert A. Silverman;Robert A. Silverman;Kazuhiko Ito

  • A Case-Only Study of Vulnerability to Heat Wave-Related Mortality in New York City (2000-2011).

    Jaime Madrigano;Kazuhiko Ito;Sarah Johnson;Patrick L. Kinney

  • National Particle Component Toxicity (NPACT) Initiative: integrated epidemiologic and toxicologic studies of the health effects of particulate matter components.

    Morton Lippmann;Lung-Chi Chen;Terry Gordon;Kazuhiko Ito

  • Characterization of PM2.5, gaseous pollutants, and meteorological interactions in the context of time-series health effects models.

    Kazuhiko Ito;George D Thurston;Robert A Silverman

  • Workgroup report: workshop on source apportionment of particulate matter health effects--intercomparison of results and implications.

    George D. Thurston;Kazuhiko Ito;Therese Mar;William F. Christensen

  • Epidemiological studies of acute ozone exposures and mortality.

    George D Thurston;Kazuhiko Ito

Frequent Co-Authors

George D. Thurston
George D. Thurston New York University
Thomas Matte
Thomas Matte New York City Department of Health and Mental Hygiene
Morton Lippmann
Morton Lippmann New York University
Patrick L. Kinney
Patrick L. Kinney Boston University
Jane E. Clougherty
Jane E. Clougherty Drexel University
David A. Savitz
David A. Savitz Brown University
C. Arden Pope
C. Arden Pope Brigham Young University
Richard T. Burnett
Richard T. Burnett Health Canada
Michael Jerrett
Michael Jerrett University of California, Los Angeles
Francesca Dominici
Francesca Dominici Harvard University

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