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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Environmental Sciences 57 3400 3249 1310 1213 266 14287

Howard H. Chang publications per year

The chart shows the history of publications by Howard H. Chang between 2005 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Howard H. Chang published across 21 years, from 2005 to 2025, averaging 21.7 papers a year. Output peaked at 64 publications in 2024. 119 of the 456 publications appeared in the last two years.

No. of publications
20 40 60
Bar chart. Horizontal axis: year, 2005 to 2025. Vertical axis: number of publications, 0 to 64. Peak 64 publications in 2024. 2005: 1 publication 2006: 1 publication 2007: 1 publication 2008: 4 publications 2009: 2 publications 2010: 1 publication 2011: 2 publications 2012: 5 publications 2013: 9 publications 2014: 21 publications 2015: 20 publications 2016: 30 publications 2017: 23 publications 2018: 40 publications 2019: 28 publications 2020: 26 publications 2021: 35 publications 2022: 43 publications 2023: 45 publications 2024: 64 publications 2025: 55 publications
2005 2025

456 publications in total across all disciplines

View publications per year as a table
Howard H. Chang: publications per year, 2005 to 2025
Year Publications
2005 1
2006 1
2007 1
2008 4
2009 2
2010 1
2011 2
2012 5
2013 9
2014 21
2015 20
2016 30
2017 23
2018 40
2019 28
2020 26
2021 35
2022 43
2023 45
2024 64
2025 55
Total 456
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Howard H. Chang 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 Howard H. Chang sits on this spectrum.

No. of scientists
200 400 600
Bar chart with 66 bars. Horizontal axis: publications, 41–50 to 690+. Vertical axis: number of scientists, 0 to 617. Most scientists, 617, have 121–130 publications. The last bar groups every scientist with 690 publications or more. The highlighted bar, 261–270 publications, is where this scientist sits. 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
41–50 publications 690+

This scientist: 266 publications — 81st percentile

81% of scientists in this discipline score the same or lower.

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

View publications distribution as a table
Number of Environmental Sciences scientists by publication count, Research.com 2026 ranking edition. Based on 9,676 ranked scientists.
Publications Scientists This scientist
41–50 21
51–60 62
61–70 133
71–80 257
81–90 361
91–100 440
101–110 492
111–120 541
121–130 617
131–140 544
141–150 541
151–160 539
161–170 444
171–180 444
181–190 400
191–200 377
201–210 318
211–220 282
221–230 263
231–240 220
241–250 217
251–260 180
261–270 181 266
271–280 155
281–290 130
291–300 127
301–310 130
311–320 85
321–330 106
331–340 80
341–350 83
351–360 75
361–370 69
371–380 52
381–390 54
391–400 56
401–410 44
411–420 40
421–430 36
431–440 25
441–450 25
451–460 32
461–470 29
471–480 21
481–490 26
491–500 26
501–510 17
511–520 19
521–530 15
531–540 22
541–550 12
551–560 15
561–570 11
571–580 19
581–590 9
591–600 9
601–610 7
611–620 11
621–630 5
631–640 5
641–650 6
651–660 3
661–670 3
671–680 4
681–689 4
690+ 100
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Howard H. Chang 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 Howard H. Chang sits on this spectrum.

No. of scientists
100 200 300
Bar chart with 97 bars. Horizontal axis: D-Index, 30 to 126+. Vertical axis: number of scientists, 0 to 348. Most scientists, 348, have 45 D-Index. The last bar groups every scientist with 126 D-Index or more. The highlighted bar, 57 D-Index, is where this scientist sits. 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: 57 D-Index — 65th percentile

65% of scientists in this discipline score the same or lower.

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

View D-Index distribution as a table
Number of Environmental Sciences scientists by D-index, Research.com 2026 ranking edition. Based on 9,676 ranked scientists.
D-Index Scientists This scientist
30 12
31 26
32 51
33 88
34 123
35 163
36 206
37 267
38 265
39 275
40 321
41 343
42 305
43 336
44 330
45 348
46 291
47 275
48 272
49 273
50 263
51 232
52 266
53 217
54 198
55 177
56 202
57 204 57
58 166
59 177
60 166
61 152
62 143
63 150
64 124
65 119
66 120
67 118
68 82
69 98
70 94
71 105
72 74
73 84
74 70
75 67
76 78
77 60
78 59
79 52
80 47
81 38
82 48
83 42
84 42
85 43
86 29
87 37
88 29
89 30
90 34
91 20
92 22
93 17
94 19
95 24
96 21
97 20
98 24
99 17
100 17
101 21
102 25
103 18
104 26
105 20
106 15
107 10
108 13
109 15
110 12
111 8
112 7
113 9
114 6
115 12
116 7
117 8
118 3
119 5
120 7
121 2
122 4
123 8
124 7
125 9
126+ 92
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Overview

Howard H. Chang is affiliated with Emory University in the United States. Their research primarily focuses on environmental science and medicine, with significant contributions to understanding health impacts related to air quality and pollution.

The scientist's main fields of study include:

  • Environmental Science
  • Medicine

Within these broader areas, their work covers subfields such as:

  • Health, Toxicology and Mutagenesis
  • Pollution
  • Epidemiology
  • Environmental Engineering
  • Pediatrics, Perinatology and Child Health

Research topics explored by Howard H. Chang include:

  • Air Quality and Health Impacts
  • Climate Change and Health Impacts
  • Energy and Environment Impacts
  • Air Quality Monitoring and Forecasting
  • Noise Effects and Management
  • Atmospheric chemistry and aerosols
  • Birth, Development, and Health

The scientist has published extensively in several venues, with a focus on environmental and health-related journals and conferences. Frequent publication venues include:

  • ISEE Conference Abstracts
  • bioRxiv (Cold Spring Harbor Laboratory)
  • SSRN Electronic Journal
  • Environmental Science & Technology
  • Environment International

Howard H. Chang has collaborated frequently with several co-authors, such as:

  • Stefanie Ebelt
  • Noah Scovronick
  • Kyle Steenland
  • Rohan R. D'Souza
  • Thomas Clasen

Notable recent papers authored or co-authored by Howard H. Chang include:

  • "Urban Air Pollution May Enhance COVID-19 Case-Fatality and Mortality Rates in the United States," 2020, The Innovation
  • "Incorporating Low-Cost Sensor Measurements into High-Resolution PM 2.5 Modeling at a Large Spatial Scale," 2020, Environmental Science & Technology
  • "A national cohort study (2000-2018) of long-term air pollution exposure and incident dementia in older adults in the United States," 2021, Nature Communications
  • "Urban Air Pollution May Enhance COVID-19 Case-Fatality and Mortality Rates in the United States," 2020, bioRxiv (Cold Spring Harbor Laboratory)
  • "Incident dementia and long-term exposure to constituents of fine particle air pollution: A national cohort study in the United States," 2022, Proceedings of the National Academy of Sciences

Best Publications

  • Interventions to improve water quality for preventing diarrhoea

    Thomas F Clasen;Kelly T Alexander;David Sinclair;Sophie Boisson

  • Coarse Particulate Matter Air Pollution and Hospital Admissions for Cardiovascular and Respiratory Diseases Among Medicare Patients

    Roger D. Peng;Howard H. Chang;Michelle L. Bell;Aidan McDermott

  • Reactive Oxygen Species Generation Linked to Sources of Atmospheric Particulate Matter and Cardiorespiratory Effects.

    Josephine T. Bates;Rodney J. Weber;Joseph Abrams;Vishal Verma

  • Oxidative potential of ambient water-soluble PM 2.5 in the southeastern United States: contrasts in sources and health associations between ascorbic acid (AA) and dithiothreitol (DTT) assays

    Ting Fang;Vishal Verma;Josephine T. Bates;Joseph Abrams

  • An Ensemble Machine-Learning Model To Predict Historical PM2.5 Concentrations in China from Satellite Data.

    Qingyang Xiao;Howard H. Chang;Guannan Geng;Yang Liu

  • Full-coverage high-resolution daily PM 2.5 estimation using MAIAC AOD in the Yangtze River Delta of China

    Qingyang Xiao;Yujie Wang;Yujie Wang;Howard H. Chang;Xia Meng

  • Female sexual function and pelvic floor disorders.

    Victoria L. Handa;Geoffrey Cundiff;Howard H. Chang;Kathy J. Helzlsouer

  • A national cohort study (2000–2018) of long-term air pollution exposure and incident dementia in older adults in the United States

    Liuhua Shi;Kyle Steenland;Haomin Li;Pengfei Liu

  • Data integration model for air quality: a hierarchical approach to the global estimation of exposures to ambient air pollution

    Gavin Shaddick;Gavin Shaddick;Matthew L. Thomas;Amelia Green;Michael Brauer

  • Incorporating Low-Cost Sensor Measurements into High-Resolution PM2.5 Modeling at a Large Spatial Scale.

    Jianzhao Bi;Avani Wildani;Howard H Chang;Yang Liu

  • Improving the Accuracy of Daily PM2.5 Distributions Derived from the Fusion of Ground-Level Measurements with Aerosol Optical Depth Observations, a Case Study in North China.

    Baolei Lv;Yongtao Hu;Howard H. Chang;Armistead G. Russell

  • Associations between Ambient Fine Particulate Oxidative Potential and Cardiorespiratory Emergency Department Visits.

    Joseph Y Abrams;Rodney J Weber;Mitchel Klein;Stefanie E Sarnat

  • Associations of wildfire smoke PM2.5 exposure with cardiorespiratory events in Colorado 2011-2014.

    Jennifer D. Stowell;Guannan Geng;Eri Saikawa;Howard H. Chang

  • Use of high-resolution metabolomics for the identification of metabolic signals associated with traffic-related air pollution.

    Donghai Liang;Jennifer L. Moutinho;Rachel Golan;Tianwei Yu

  • Age-Specific Associations of Ozone and Fine Particulate Matter with Respiratory Emergency Department Visits in the United States.

    Heather M Strosnider;Howard H Chang;Lyndsey A Darrow;Yang Liu

  • Incident dementia and long-term exposure to constituents of fine particle air pollution: A national cohort study in the United States

    Unknown

  • Time-to-Event Analysis of Fine Particle Air Pollution and Preterm Birth: Results From North Carolina, 2001–2005

    Howard H. Chang;Brian J. Reich;Marie Lynn Miranda

  • Air Pollution and Preterm Birth in the U.S. State of Georgia (2002–2006): Associations with Concentrations of 11 Ambient Air Pollutants Estimated by Combining Community Multiscale Air Quality Model (CMAQ) Simulations with Stationary Monitor Measurements

    Hua Hao;Howard H. Chang;Heather A. Holmes;James A. Mulholland

  • Ambient air pollution and emergency department visits for asthma: a multi-city assessment of effect modification by age.

    Brooke A Alhanti;Howard H Chang;Andrea Winquist;James A Mulholland

  • Method for Fusing Observational Data and Chemical Transport Model Simulations To Estimate Spatiotemporally Resolved Ambient Air Pollution

    Mariel D. Friberg;Xinxin Zhai;Heather A. Holmes;Howard H. Chang

  • Design and Rationale of the HAPIN Study: A Multicountry Randomized Controlled Trial to Assess the Effect of Liquefied Petroleum Gas Stove and Continuous Fuel Distribution

    Thomas Clasen;William Checkley;Jennifer L. Peel;Kalpana Balakrishnan

Frequent Co-Authors

James A. Mulholland
James A. Mulholland Georgia Institute of Technology
Matthew J. Strickland
Matthew J. Strickland University of Nevada Reno
Armistead G. Russell
Armistead G. Russell Georgia Institute of Technology
Stefanie Ebelt Sarnat
Stefanie Ebelt Sarnat Emory University
Paige E. Tolbert
Paige E. Tolbert Emory University
Jeremy A. Sarnat
Jeremy A. Sarnat Emory University
Thomas Clasen
Thomas Clasen Emory University
Mitchel Klein
Mitchel Klein Emory University
Rodney J. Weber
Rodney J. Weber Georgia Institute of Technology
Brian J. Reich
Brian J. Reich North Carolina State University

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