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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 58 3321 3176 256 247 216 10458

Janet E. Nichol publications per year

The chart shows the history of publications by Janet E. Nichol between 1974 and 2026, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Janet E. Nichol published across 53 years, from 1974 to 2026, averaging 4.2 papers a year. Output peaked at 16 publications in 2009. 6 of the 225 publications appeared in the last two years.

No. of publications
5 10 15
Bar chart. Horizontal axis: year, 1974 to 2026. Vertical axis: number of publications, 0 to 16. Peak 16 publications in 2009. 1974: 1 publication 1975: 1 publication 1976: 1 publication 1977: 0 publications 1978: 0 publications 1979: 0 publications 1980: 0 publications 1981: 0 publications 1982: 1 publication 1983: 0 publications 1984: 1 publication 1985: 0 publications 1986: 0 publications 1987: 0 publications 1988: 2 publications 1989: 1 publication 1990: 4 publications 1991: 2 publications 1992: 1 publication 1993: 3 publications 1994: 2 publications 1995: 1 publication 1996: 3 publications 1997: 5 publications 1998: 3 publications 1999: 2 publications 2000: 0 publications 2001: 2 publications 2002: 2 publications 2003: 0 publications 2004: 1 publication 2005: 7 publications 2006: 2 publications 2007: 6 publications 2008: 8 publications 2009: 16 publications 2010: 14 publications 2011: 10 publications 2012: 3 publications 2013: 13 publications 2014: 7 publications 2015: 14 publications 2016: 12 publications 2017: 12 publications 2018: 5 publications 2019: 7 publications 2020: 11 publications 2021: 13 publications 2022: 10 publications 2023: 8 publications 2024: 2 publications 2025: 5 publications 2026: 1 publication
1974 2026

225 publications in total across all disciplines

View publications per year as a table
Janet E. Nichol: publications per year, 1974 to 2026
Year Publications
1974 1
1975 1
1976 1
1977 0
1978 0
1979 0
1980 0
1981 0
1982 1
1983 0
1984 1
1985 0
1986 0
1987 0
1988 2
1989 1
1990 4
1991 2
1992 1
1993 3
1994 2
1995 1
1996 3
1997 5
1998 3
1999 2
2000 0
2001 2
2002 2
2003 0
2004 1
2005 7
2006 2
2007 6
2008 8
2009 16
2010 14
2011 10
2012 3
2013 13
2014 7
2015 14
2016 12
2017 12
2018 5
2019 7
2020 11
2021 13
2022 10
2023 8
2024 2
2025 5
2026 1
Total 225
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Janet E. Nichol 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 Janet E. Nichol 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: 216 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
211–220 282 216
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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Janet E. Nichol 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 Janet E. Nichol 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, 58 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: 58 D-Index — 67th percentile

67% 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
58 166 58
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

Janet E. Nichol is affiliated with the University of Sussex in the United Kingdom. Their research focuses primarily on Environmental Science and Earth and Planetary Sciences, with significant contributions in related subfields including Global and Planetary Change, Atmospheric Science, Environmental Engineering, Health, Toxicology and Mutagenesis, and Ecology.

The scientist's work encompasses several main topics, such as Atmospheric aerosols and clouds, Atmospheric chemistry and aerosols, Atmospheric ozone and climate, Urban heat island mitigation, Air quality and health impacts, Remote sensing in agriculture, and the impact of COVID-19 on air quality.

Recent publications by Janet E. Nichol demonstrate a focus on air pollution, urban environments, and atmospheric conditions. Notable recent papers include:

  • "Air pollution scenario over Pakistan: Characterization and ranking of extremely polluted cities using long-term concentrations of aerosols and trace gases" (2021, Remote Sensing of Environment)
  • "The effect of urban morphology on the solar capacity of three-dimensional cities" (2020, Renewable Energy)
  • "Air Pollution Scenario over China during COVID-19" (2020, Remote Sensing)
  • "Spatial analysis of the impact of urban geometry and socio-demographic characteristics on COVID-19, a study in Hong Kong" (2020, The Science of The Total Environment)
  • "Classification of aerosols over Saudi Arabia from 2004-2016" (2020, Atmospheric Environment)

The scientist collaborates frequently with several researchers, including Muhammad Bilal, Md. Arfan Ali, Man Sing Wong, Alaa Mhawish, and Zhongfeng Qiu. This network reflects a multidisciplinary approach involving atmospheric and environmental sciences.

Janet E. Nichol has published extensively in various academic venues. Frequent publication outlets include:

  • Remote Sensing
  • The Science of The Total Environment
  • Atmospheric Environment
  • Atmospheric Research
  • Forests

Overall, Janet E. Nichol's body of work contributes to the understanding of atmospheric processes and environmental impacts, particularly focusing on aerosol behavior, air pollution distribution, and urban environmental factors as captured with remote sensing technologies and related analytical methods.

Best Publications

  • High-Resolution Surface Temperature Patterns Related to Urban Morphology in a Tropical City: A Satellite-Based Study.

    Janet E. Nichol

  • Remote Sensing of Urban Heat Islands by Day and Night

    Janet Elizabeth Nichol

  • Satellite remote sensing for detailed landslide inventories using change detection and image fusion

    Janet Elizabeth Nichol;Man Sing Wong

  • A simple method for designation of urban ventilation corridors and its application to urban heat island analysis

    Man Sing Wong;Janet E. Nichol;Pui Hang To;Jingzhi Wang

  • Improved forest biomass estimates using ALOS AVNIR-2 texture indices

    Latifur Rahman Sarker;Janet E. Nichol

  • Wavelet-based image fusion and quality assessment

    Wen Zhong Shi;Chang Qing Zhu;Yan Tian;Janet Elizabeth Nichol

  • A GIS-based approach to microclimate monitoring in Singapore's high- rise housing estates

    Janet Elizabeth Nichol

  • Urban heat island diagnosis using ASTER satellite images and 'in situ' air temperature

    Janet Elizabeth Nichol;Wing Yee Fung;Ka Se Lam;Man Sing Wong

  • Modeling urban environmental quality in a tropical city

    Janet Elizabeth Nichol;Man Sing Wong

  • Application of high-resolution satellite images to detailed landslide hazard assessment

    Janet Nichol;Man Sing Wong;Ahmed Shaker

  • An Emissivity Modulation Method for Spatial Enhancement of Thermal Satellite Images in Urban Heat Island Analysis

    Janet Elizabeth Nichol

  • A simplified high resolution MODIS aerosol retrieval algorithm (SARA) for use over mixed surfaces

    Muhammad Bilal;Janet Elizabeth Nichol;Max P. Bleiweiss;David Dubois

  • Comparison of machine learning algorithms for retrieval of water quality indicators in case-II waters : a case study of Hong Kong

    Sidrah Hafeez;Man Sing Wong;Hung Chak Ho;Majid Nazeer

  • Improved Biomass Estimation Using the Texture Parameters of Two High-Resolution Optical Sensors

    J E Nichol;M L R Sarker

  • On fuelwood consumption, population dynamics and deforestation in Africa.

    Reginald A. Cline-Cole;H.A.C. Main;J.E. Nichol

  • Evaluation of atmospheric correction models and Landsat surface reflectance product in an urban coastal environment

    Majid Nazeer;Janet E. Nichol;Ying-Kit Yung

  • High-Resolution Satellite Mapping of Fine Particulates Based on Geographically Weighted Regression

    Bin Zou;Qiang Pu;Muhammad Bilal;Qihao Weng

  • Air pollution scenario over Pakistan: characterization and ranking of extremely polluted cities using long-term concentrations of aerosols and trace gases

    Muhammad Bilal;Alaa Mhawish;Janet E. Nichol;Zhongfeng Qiu

  • Characterization of drought development through remote sensing : a case study in Central Yunnan, China

    Sawaid Abbas;Janet Elizabeth Nichol;Faisal M. Qamer;Jianchu Xu

  • A study of the " wall effect" caused by proliferation of high-rise buildings using GIS techniques

    Man Sing Wong;Janet Elizabeth Nichol;Edward Ng

  • Validation of MODIS 3 km Resolution Aerosol Optical Depth Retrievals Over Asia

    Janet Elizabeth Nichol;Muhammad Bilal

  • Bioclimatic impacts of the 1994 smoke haze event in Southeast Asia

    Janet Nichol

Frequent Co-Authors

Man Sing Wong
Man Sing Wong Hong Kong Polytechnic University
Pak Wai Chan
Pak Wai Chan Hong Kong Observatory
James R. Campbell
James R. Campbell United States Naval Research Laboratory
Massimo Menenti
Massimo Menenti Delft University of Technology
Zhanqing Li
Zhanqing Li University of Maryland, College Park
Jun Wang
Jun Wang University of Iowa
Brent N. Holben
Brent N. Holben Goddard Space Flight Center
Lunche Wang
Lunche Wang China University of Geosciences
Qihao Weng
Qihao Weng Hong Kong Polytechnic University
Wenzhong Shi
Wenzhong Shi Hong Kong Polytechnic University

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