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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 44 6825 6557 2430 2258 214 6677

Ali Behrangi publications per year

The chart shows the history of publications by Ali Behrangi between 2004 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Ali Behrangi published across 22 years, from 2004 to 2025, averaging 11.9 papers a year. Output peaked at 23 publications in 2021. 39 of the 262 publications appeared in the last two years.

No. of publications
5 10 15 20
Bar chart. Horizontal axis: year, 2004 to 2025. Vertical axis: number of publications, 0 to 23. Peak 23 publications in 2021. 2004: 1 publication 2005: 0 publications 2006: 0 publications 2007: 2 publications 2008: 3 publications 2009: 3 publications 2010: 7 publications 2011: 10 publications 2012: 8 publications 2013: 13 publications 2014: 14 publications 2015: 12 publications 2016: 20 publications 2017: 18 publications 2018: 22 publications 2019: 22 publications 2020: 22 publications 2021: 23 publications 2022: 9 publications 2023: 14 publications 2024: 19 publications 2025: 20 publications
2004 2025

262 publications in total across all disciplines

View publications per year as a table
Ali Behrangi: publications per year, 2004 to 2025
Year Publications
2004 1
2005 0
2006 0
2007 2
2008 3
2009 3
2010 7
2011 10
2012 8
2013 13
2014 14
2015 12
2016 20
2017 18
2018 22
2019 22
2020 22
2021 23
2022 9
2023 14
2024 19
2025 20
Total 262
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Ali Behrangi publications per year - data summary

  • Ali Behrangi, a Environmental Sciences scholar from University of Arizona, has 262 publications recorded across 22 years, from 2004 to 2025.
  • The oldest publication on record dates to 2004 and the most recent to 2025.
  • The most productive year is 2021, with 23 publications.
  • The least productive year with any output is 2004, with 1 publication.
  • 2 of the 22 years in the span carry no publications at all (2005 and 2006).
  • The rate of publication averages 11.9 papers per year over the whole span, or 13.1 per year counting only the 20 years with at least one publication.
  • The last 5 years on the chart (2021-2025) hold 85 publications, 32% of the career total.
  • Split into equal eras - 2004-2011: 26 publications (3.3 per year); 2012-2019: 129 publications (16.1 per year); 2020-2025: 107 publications (17.8 per year).
  • Comparing the opening and closing eras, the overall trend of publication is rising.

Ali Behrangi 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 Ali Behrangi 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, 211–220 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: 214 publications — 69th percentile

69% 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
211–220 282 214
221–230 263
231–240 220
241–250 217
251–260 180
261–270 181
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
Download as CSV

Ali Behrangi publication distribution in Environmental Sciences in 2026 - data summary

  • The chart plots the publication count of all 9,676 Environmental Sciences scientists ranked by Research.com in 2026, grouped into 66 ranges running from 41–50 to 690+ publications.
  • Ali Behrangi, a Environmental Sciences scholar from University of Arizona, records 214 publications - the 69th percentile of the discipline.
  • 69% of ranked Environmental Sciences scientists score the same or lower than Ali Behrangi, and about 31% score higher.
  • The median of the discipline falls in the 161–170 publications range, and Ali Behrangi ranks above the median.
  • The most crowded range is 121–130 publications, holding 617 scientists (6% of the field).
  • 67% of the field sits in the lowest quarter of the value range (up to 201–210 publications), so the distribution is heavily right-skewed and high scores are rare.
  • The final bar has no upper bound: it groups every scientist with 690 publications or more, 100 scientists in all (1% of the field).

Ali Behrangi 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 Ali Behrangi 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, 44 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: 44 D-Index — 32nd percentile

32% 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 44
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
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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Ali Behrangi D-index placement in Environmental Sciences in 2026 - data summary

  • The chart plots the discipline H-index (D-index) of all 9,676 Environmental Sciences scientists ranked by Research.com in 2026, grouped into 97 ranges running from 30 to 126+ D-Index.
  • Ali Behrangi, a Environmental Sciences scholar from University of Arizona, records 44 D-Index - the 32nd percentile of the discipline.
  • 32% of ranked Environmental Sciences scientists score the same or lower than Ali Behrangi, and about 68% score higher.
  • The median of the discipline falls in the 51 D-Index range, and Ali Behrangi ranks below the median.
  • The most crowded range is 45 D-Index, holding 348 scientists (4% of the field).
  • 59% of the field sits in the lowest quarter of the value range (up to 54 D-Index), so the distribution is heavily right-skewed and high scores are rare.
  • The final bar has no upper bound: it groups every scientist with 126 D-Index or more, 92 scientists in all (<1% of the field).

Overview

Ali Behrangi is affiliated with the University of Arizona in the United States and has contributed extensively to the fields of Earth and Planetary Sciences and Environmental Science.

The primary subfields of Behrangi's research include Atmospheric Science, Global and Planetary Change, Environmental Engineering, Water Science and Technology, and Oceanography. Their work spans a broad range of topics such as Meteorological Phenomena and Simulations, Precipitation Measurement and Analysis, Climate Variability and Models, Cryospheric Studies and Observations, Plant Water Relations and Carbon Dynamics, Soil Moisture and Remote Sensing, and Atmospheric Aerosols and Clouds.

Behrangi's recent papers reflect a focus on precipitation analysis, climate data merging techniques, and atmospheric composition studies. Some notable publications include:

  • The New Version 3.2 Global Precipitation Climatology Project (GPCP) Monthly and Daily Precipitation Products, 2023, Journal of Climate
  • Precipitation Merging Based on the Triple Collocation Method Across Mainland China, 2020, IEEE Transactions on Geoscience and Remote Sensing
  • Measurement report: Long-range transport patterns into the tropical northwest Pacific during the CAMP 2 Ex aircraft campaign: chemical composition, size distributions, and the impact of convection, 2021, Atmospheric Chemistry and Physics
  • Stacking machine learning models versus a locally weighted linear model to generate high-resolution monthly precipitation over a topographically complex area, 2022, Atmospheric Research
  • Assessment of the Advanced Very High-Resolution Radiometer (AVHRR) for Snowfall Retrieval in High Latitudes Using CloudSat and Machine Learning, 2021, Journal of Hydrometeorology

Behrangi has frequently published in several scientific journals including:

  • Journal of Hydrometeorology
  • Earth and Space Science
  • Remote Sensing
  • Geophysical Research Letters
  • Environmental Research Letters

The scientist has collaborated regularly with several co-authors, such as Mohammad Reza Ehsani, Yang Song, Guo-Yue Niu, Mostafa Javadian, and Mohammad Ali Farmani.

Overall, Ali Behrangi's research portfolio reflects a concentration on atmospheric processes, advanced precipitation measurement techniques, climate variability analysis, and the application of machine learning methods in environmental sciences.

Best Publications

  • Lake volume and groundwater storage variations in Tibetan Plateau's endorheic basin

    Guoqing Zhang;Guoqing Zhang;Tandong Yao;Tandong Yao;C. K. Shum;Shuang Yi

  • Hydrologic evaluation of satellite precipitation products over a mid-size basin

    Ali Behrangi;Ali Behrangi;Behnaz Khakbaz;Tsou Chun Jaw;Amir AghaKouchak

  • Evaluation of satellite-retrieved extreme precipitation rates across the central United States

    A. AghaKouchak;A. Behrangi;S. Sorooshian;K. Hsu

  • Systematic and random error components in satellite precipitation data sets

    Amir AghaKouchak;Ali Mehran;Hamidreza Norouzi;Ali Behrangi

  • Early assessment of Integrated Multi-satellite Retrievals for Global Precipitation Measurement over China

    Hao Guo;Sheng Chen;Sheng Chen;Anming Bao;Ali Behrangi

  • A Recent Systematic Increase in Vapor Pressure Deficit over Tropical South America

    Armineh Barkhordarian;Sassan S. Saatchi;Sassan S. Saatchi;Ali Behrangi;Paul C. Loikith

  • Accounting for spatiotemporal errors of gauges: A critical step to evaluate gridded precipitation products

    Guoqiang Tang;Guoqiang Tang;Ali Behrangi;Ali Behrangi;Ali Behrangi;Di Long;Changming Li

  • PERSIANN-MSA: A Precipitation Estimation Method from Satellite-Based Multispectral Analysis

    Ali Behrangi;Kuo-lin Hsu;Bisher Imam;Soroosh Sorooshian

  • Status of High latitude precipitation estimates from observations and reanalyses.

    Ali Behrangi;Matthew Christensen;Matthew Christensen;Mark Richardson;Matthew Lebsock

  • On the quantification of oceanic rainfall using spaceborne sensors

    Ali Behrangi;Matthew Lebsock;Sun Wong;Bjorn Lambrigtsen

  • On the use of indices to study extreme precipitation on sub-daily and daily timescales

    Lisa V Alexander;Hayley J Fowler;Margot Bador;Ali Behrangi

  • Precipitation Intensity Effects on Groundwater Recharge in the Southwestern United States

    Brian F. Thomas;Ali Behrangi;James S. Famiglietti

  • What does CloudSat reveal about global land precipitation detection by other spaceborne sensors

    Ali Behrangi;Yudong Tian;Yudong Tian;Bjorn H. Lambrigtsen;Graeme L. Stephens

  • An Update on the Oceanic Precipitation Rate and Its Zonal Distribution in Light of Advanced Observations from Space

    Ali Behrangi;Graeme Stephens;Robert F. Adler;George J. Huffman

  • Large uncertainties in observed daily precipitation extremes over land

    Nicholas Herold;Ali Behrangi;Lisa V. Alexander

  • The New Version 3.2 Global Precipitation Climatology Project (GPCP) Monthly and Daily Precipitation Products

    Unknown

  • Impact of increased water vapor on precipitation efficiency over northern Eurasia

    Hengchun Ye;Eric J. Fetzer;Sun Wong;Ali Behrangi

  • Stacking machine learning models versus a locally weighted linear model to generate high-resolution monthly precipitation over a topographically complex area

    Unknown

  • Precipitation Merging Based on the Triple Collocation Method Across Mainland China

    Feng Lyu;Guoqiang Tang;Ali Behrangi;Tsechun Wang

  • A Wet-Bulb Temperature-Based Rain-Snow Partitioning Scheme Improves Snowpack Prediction Over the Drier Western United States

    Yuan Heng Wang;Patrick Broxton;Yuanhao Fang;Ali Behrangi

  • Satellite-Based Precipitation Estimation and Its Application for Streamflow Prediction over Mountainous Western U.S. Basins

    Ali Behrangi;Konstantinos Andreadis;Joshua B. Fisher;F. Joseph Turk

  • Evaluating the Utility of Multispectral Information in Delineating the Areal Extent of Precipitation

    Ali Behrangi;Kuo-lin Hsu;Bisher Imam;Soroosh Sorooshian

  • On the use of satellite, gauge, and reanalysis precipitation products for drought studies

    Saeed Golian;Mostafa Javadian;Ali Behrangi

Frequent Co-Authors

Soroosh Sorooshian
Soroosh Sorooshian University of California, Irvine
Joshua B. Fisher
Joshua B. Fisher Chapman University
Yang Hong
Yang Hong University of Oklahoma
Eric J. Fetzer
Eric J. Fetzer California Institute of Technology
Kuolin Hsu
Kuolin Hsu University of California, Irvine
Robert F. Adler
Robert F. Adler University of Maryland, College Park
Graeme L. Stephens
Graeme L. Stephens Jet Propulsion Lab
George J. Huffman
George J. Huffman Goddard Space Flight Center
Armin Sorooshian
Armin Sorooshian University of Arizona
Yudong Tian
Yudong Tian University of Maryland, College Park

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