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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 51 4761 4557 47 44 173 9207

D. Nagesh Kumar publications per year

The chart shows the history of publications by D. Nagesh Kumar between 1978 and 2026, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. D. Nagesh Kumar published across 49 years, from 1978 to 2026, averaging 4.8 papers a year. Output peaked at 24 publications in 2025. 25 of the 235 publications appeared in the last two years.

No. of publications
5 10 15 20
Bar chart. Horizontal axis: year, 1978 to 2026. Vertical axis: number of publications, 0 to 24. Peak 24 publications in 2025. 1978: 1 publication 1979: 0 publications 1980: 0 publications 1981: 0 publications 1982: 0 publications 1983: 0 publications 1984: 0 publications 1985: 0 publications 1986: 0 publications 1987: 0 publications 1988: 0 publications 1989: 0 publications 1990: 1 publication 1991: 0 publications 1992: 0 publications 1993: 0 publications 1994: 0 publications 1995: 0 publications 1996: 3 publications 1997: 0 publications 1998: 1 publication 1999: 1 publication 2000: 2 publications 2001: 1 publication 2002: 2 publications 2003: 1 publication 2004: 7 publications 2005: 3 publications 2006: 10 publications 2007: 11 publications 2008: 6 publications 2009: 7 publications 2010: 4 publications 2011: 4 publications 2012: 7 publications 2013: 14 publications 2014: 17 publications 2015: 9 publications 2016: 9 publications 2017: 9 publications 2018: 19 publications 2019: 9 publications 2020: 11 publications 2021: 3 publications 2022: 13 publications 2023: 10 publications 2024: 15 publications 2025: 24 publications 2026: 1 publication
1978 2026

235 publications in total across all disciplines

View publications per year as a table
D. Nagesh Kumar: publications per year, 1978 to 2026
Year Publications
1978 1
1979 0
1980 0
1981 0
1982 0
1983 0
1984 0
1985 0
1986 0
1987 0
1988 0
1989 0
1990 1
1991 0
1992 0
1993 0
1994 0
1995 0
1996 3
1997 0
1998 1
1999 1
2000 2
2001 1
2002 2
2003 1
2004 7
2005 3
2006 10
2007 11
2008 6
2009 7
2010 4
2011 4
2012 7
2013 14
2014 17
2015 9
2016 9
2017 9
2018 19
2019 9
2020 11
2021 3
2022 13
2023 10
2024 15
2025 24
2026 1
Total 235
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D. Nagesh Kumar 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 D. Nagesh Kumar 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, 171–180 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: 173 publications — 53rd percentile

53% 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
171–180 444 173
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
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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D. Nagesh Kumar 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 D. Nagesh Kumar 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, 51 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: 51 D-Index — 52nd percentile

52% 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 51
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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Overview

D. Nagesh Kumar is affiliated with the Indian Institute of Science in India and has made significant contributions to the field of Environmental Science, with 84 publications in this domain. Their research spans several subfields, including Global and Planetary Change, Environmental Engineering, Water Science and Technology, Atmospheric Science, and Ocean Engineering.

Their work covers a range of topics in environmental and water resource research. Key areas of focus include:

  • Hydrology and Watershed Management Studies
  • Flood Risk Assessment and Management
  • Water resources management and optimization
  • Climate variability and models
  • Hydrology and Drought Analysis
  • Hydrological Forecasting Using AI
  • Urban Heat Island Mitigation

D. Nagesh Kumar has co-authored frequently with several researchers, including Subir Paul, Cécile Gomez, K. Srinivasa Raju, Ruchi Bala, and Vijay Pratap Yadav, each with multiple joint publications.

The scientist has contributed to numerous research papers published in a variety of academic venues. Key publication venues where their work appears repeatedly include:

  • Journal of Water and Climate Change
  • Journal of Hydrology
  • Advances in Space Research
  • International Journal of Research in Agronomy
  • Journal of Hydrologic Engineering

Some of the recent papers authored or co-authored by D. Nagesh Kumar are:

  • Review of approaches for selection and ensembling of GCMs (2020, Journal of Water and Climate Change)
  • An Overview of Flood Concepts, Challenges, and Future Directions (2022, Journal of Hydrologic Engineering)
  • Evolutionary algorithms, swarm intelligence methods, and their applications in water resources engineering: a state-of-the-art review (2020, H2Open Journal)
  • Review of recent advances in climate change detection and attribution studies: a large-scale hydroclimatological perspective (2020, Journal of Water and Climate Change)
  • Canopy Averaged Chlorophyll Content Prediction of Pear Trees Using Convolutional Autoencoder on Hyperspectral Data (2020, IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing)

In addition to journal articles, D. Nagesh Kumar has contributed to book publications. A notable contribution includes a book titled Environmental Challenges in Civil Engineering, published by Springer Nature in 2021.

Best Publications

  • Review of trend detection methods and their application to detect temperature changes in India

    P. Sonali;D. Nagesh Kumar

  • Multipurpose Reservoir Operation Using Particle Swarm Optimization

    D. Nagesh Kumar;M. Janga Reddy

  • Optimal Reservoir Operation Using Multi-Objective Evolutionary Algorithm

    M. Janga Reddy;D. Nagesh Kumar

  • Downscaling precipitation to river basin in India for IPCC SRES scenarios using support vector machine

    Aavudai Anandhi;V. V. Srinivas;Ravi S. Nanjundiah;D. Nagesh Kumar

  • RIVER FLOW FORECASTING USING RECURRENT NEURAL NETWORKS

    D. Nagesh Kumar;K. Srinivasa Raju;T. Sathish

  • Multi-objective particle swarm optimization for generating optimal trade-offs in reservoir operation

    M. Janga Reddy;D. Nagesh Kumar

  • Ranking alternatives with fuzzy weights using maximizing set and minimizing set

    P. Anand Raj;D. Nagesh Kumar

  • Ant Colony Optimization for Multi-Purpose Reservoir Operation

    D. Nagesh Kumar;M. Janga Reddy

  • Multiobjective Differential Evolution with Application to Reservoir System Optimization

    M. Janga Reddy;D. Nagesh Kumar

  • An Integrated Model for Optimal Reservoir Operation for Irrigation of Multiple Crops

    S. Vedula;D. Nagesh Kumar

  • Predictability of nonstationary time series using wavelet and EMD based ARMA models

    L. Karthikeyan;D. Nagesh Kumar

  • Optimal Reservoir Operation for Irrigation of Multiple Crops Using Genetic Algorithms

    D. Nagesh Kumar;D. Nagesh Kumar;D. Nagesh Kumar;K. Srinivasa Raju;K. Srinivasa Raju;K. Srinivasa Raju;B. Ashok;B. Ashok;B. Ashok

  • Four decades of microwave satellite soil moisture observations: Part 1. A review of retrieval algorithms

    L. Karthikeyan;L. Karthikeyan;Ming Pan;Niko Wanders;Niko Wanders;D. Nagesh Kumar

  • Irrigation planning using Genetic Algorithms

    K. Srinivasa Raju;D. Nagesh Kumar

  • Review of approaches for selection and ensembling of GCMs

    Komaragiri Srinivasa Raju;Dasika Nagesh Kumar

  • Estimation of the climate change impact on a catchment water balance using an ensemble of GCMs

    T.V. Reshmidevi;D. Nagesh Kumar;R. Mehrotra;A. Sharma

  • Ranking of CMIP5-based global climate models for India using compromise programming

    K. Srinivasa Raju;P. Sonali;D. Nagesh Kumar

  • An efficient multi-objective optimization algorithm based on swarm intelligence for engineering design

    M. Janga Reddy;D. Nagesh Kumar

  • Role of predictors in downscaling surface temperature to river basin in India for IPCC SRES scenarios using support vector machine

    Aavudai Anandhi;V. V. Srinivas;D. Nagesh Kumar;Ravi S. Nanjundiah

  • Optimal Irrigation Allocation: A Multilevel Approach

    Sabu Paul;Sudhindra Nath Panda;D. Nagesh Kumar

  • Ranking of global climate models for India using multicriterion analysis

    Srinivasa K Raju;Nagesh D Kumar

Frequent Co-Authors

Ashish Sharma
Ashish Sharma University of New South Wales
Niko Wanders
Niko Wanders Utrecht University
Eric F. Wood
Eric F. Wood Princeton University
Francesco Fatone
Francesco Fatone Marche Polytechnic University
Ming Pan
Ming Pan Princeton University
Bruce Jefferson
Bruce Jefferson Cranfield University
Sudhindra N. Panda
Sudhindra N. Panda C.V. Raman Global University
Subhasish Dey
Subhasish Dey Indian Institute of Technology Gandhinagar
Bellie Sivakumar
Bellie Sivakumar Indian Institute of Technology Bombay
Nicholas M. Holden
Nicholas M. Holden University College Dublin

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