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Tanzania 67 Scientists H-Index Engineering & Technology / Environmental Science & Engineering Rankings - 2026

This real-time ranking measures researchers’ academic productivity and impact at global, continental, national, and institutional levels using total and recent 5-year H-index data. Comparative analysis is available across 13 main fields and 221 academic disciplines.

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Total 67 scientist , Updates every 3 days
* Total H Index Rankings

Rankings

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195,170
World Rank
Tanzania
38
Country Rank
Nelson Mandela African Institute of Science & Technology Logo
2
University
Ranking Based On Selection:
1
Karoli N. Njau|Njau Karoli N., Njau Karoli Nicholas
Nelson Mandela African Institute of Science & Technology Arusha, Tanzania
Engineering & Technology / Environmental Science & Engineering
Environment | Water quality and renewable energ

H-Index Metrics

  • Total
    35
  • Last 5 Years
    30
  • Last 5 Years / Total
    0.857
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* Total H Index Rankings

Rankings

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195,475
World Rank
Tanzania
39
Country Rank
University of Dar Es Salaam Logo
6
University
Ranking Based On Selection:
2
Flower Ezekiel Msuya
University of Dar Es Salaam Dar es Salaam, Tanzania
Engineering & Technology / Environmental Science & Engineering
Seaweed farming | integrated aquaculture | climate change | gender in agricultural scienc

H-Index Metrics

  • Total
    35
  • Last 5 Years
    30
  • Last 5 Years / Total
    0.857
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* Total H Index Rankings

Rankings

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333,269
World Rank
Tanzania
94
Country Rank
Nelson Mandela African Institute of Science & Technology Logo
12
University
Ranking Based On Selection:
3
Komakech C. Hans
Nelson Mandela African Institute of Science & Technology Arusha, Tanzania
Engineering & Technology / Environmental Science & Engineering
Water | sanitation | irrigation and managemen

H-Index Metrics

  • Total
    26
  • Last 5 Years
    23
  • Last 5 Years / Total
    0.885
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* Total H Index Rankings

Rankings

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526,433
World Rank
Tanzania
195
Country Rank
University of Dar Es Salaam Logo
31
University
Ranking Based On Selection:
4
Razack Lokina
University of Dar Es Salaam Dar es Salaam, Tanzania
Engineering & Technology / Environmental Science & Engineering
Environment and Natural Resources Economics | Microeconometrics | poverty analysi

H-Index Metrics

  • Total
    19
  • Last 5 Years
    16
  • Last 5 Years / Total
    0.842
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* Total H Index Rankings

Rankings

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782,160
World Rank
Tanzania
387
Country Rank
Nelson Mandela African Institute of Science & Technology Logo
34
University
Ranking Based On Selection:
5
Eliakira Kisetu Nassary
Nelson Mandela African Institute of Science & Technology Arusha, Tanzania
Engineering & Technology / Environmental Science & Engineering
Sustainable intensification | Climate change resilience | Carbon sequestration | Urban green (UG) and UG Infrastructure (UGI) | Nat

H-Index Metrics

  • Total
    13
  • Last 5 Years
    12
  • Last 5 Years / Total
    0.923
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* Total H Index Rankings

Rankings

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784,439
World Rank
Tanzania
391
Country Rank
Ardhi University Logo
2
University
Ranking Based On Selection:
6
Said Nuhu
Ardhi University Dar es Salaam, Tanzania
Engineering & Technology / Environmental Science & Engineering
Resource governance | climate change | public health | gender | urban and rural developmen

H-Index Metrics

  • Total
    13
  • Last 5 Years
    12
  • Last 5 Years / Total
    0.923
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* Total H Index Rankings

Rankings

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848,703
World Rank
Tanzania
451
Country Rank
University of Dar Es Salaam Logo
95
University
Ranking Based On Selection:
7
Emmanuel F. Elia
University of Dar Es Salaam Dar es Salaam, Tanzania
Engineering & Technology / Environmental Science & Engineering
Knowledge Management | Climate Change Science | Impact Assessmen

H-Index Metrics

  • Total
    12
  • Last 5 Years
    11
  • Last 5 Years / Total
    0.917
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* Total H Index Rankings

Rankings

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854,107
World Rank
Tanzania
461
Country Rank
University of Dar Es Salaam Logo
96
University
Ranking Based On Selection:
8
Cuthbert Nahonyo
University of Dar Es Salaam Dar es Salaam, Tanzania
Engineering & Technology / Environmental Science & Engineering
Environmental and Biodiversity Conservatio

H-Index Metrics

  • Total
    12
  • Last 5 Years
    10
  • Last 5 Years / Total
    0.833
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* Total H Index Rankings

Rankings

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889,709
World Rank
Tanzania
494
Country Rank
University of Dar Es Salaam Logo
102
University
Ranking Based On Selection:
9
Noah Makula Pauline
University of Dar Es Salaam Dar es Salaam, Tanzania
Engineering & Technology / Environmental Science & Engineering
Climate Change Adaptation and Mitigation | Climate Finance | Carbon Trade | Environmental Assessmen

H-Index Metrics

  • Total
    11
  • Last 5 Years
    11
  • Last 5 Years / Total
    1.000
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* Total H Index Rankings

Rankings

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897,493
World Rank
Tanzania
502
Country Rank
University of Dodoma Logo
35
University
Ranking Based On Selection:
10
Godlisten G Kombe
University of Dodoma Dodoma, Tanzania
Engineering & Technology / Environmental Science & Engineering
Renewable energy | Environmental sustainability | Biofuels | Chemical Engineering | Bibliometric

H-Index Metrics

  • Total
    11
  • Last 5 Years
    11
  • Last 5 Years / Total
    1.000
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* Total H Index Rankings

Rankings

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906,070
World Rank
Tanzania
511
Country Rank
University of Dar Es Salaam Logo
105
University
Ranking Based On Selection:
11
Betina Lukwambe
University of Dar Es Salaam Dar es Salaam, Tanzania
Engineering & Technology / Environmental Science & Engineering
Aquaculture and Fisheries | Microbiology | Environmental Biotechnology | Waste managemen

H-Index Metrics

  • Total
    11
  • Last 5 Years
    11
  • Last 5 Years / Total
    1.000
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* Total H Index Rankings

Rankings

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965,598
World Rank
Tanzania
588
Country Rank
University of Dar Es Salaam Logo
117
University
Ranking Based On Selection:
12
Madaka Tumbo
University of Dar Es Salaam Dar es Salaam, Tanzania
Engineering & Technology / Environmental Science & Engineering
Hydology | Hydrological Modelling | Environment and Water Resources | Climate Change | Uncertainties in Hydrological Modellin

H-Index Metrics

  • Total
    10
  • Last 5 Years
    10
  • Last 5 Years / Total
    1.000
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* Total H Index Rankings

Rankings

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1,016,403
World Rank
Tanzania
659
Country Rank
Institute of Rural Development Planning Logo
5
University
Ranking Based On Selection:
13
Mihayo Musabila Maguta
Institute of Rural Development Planning Dodoma, Tanzania
Engineering & Technology / Environmental Science & Engineering
Atmospheric chemistry | Solid waste Management | Climate change | Environmental pollution and contro

H-Index Metrics

  • Total
    10
  • Last 5 Years
    8
  • Last 5 Years / Total
    0.800
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* Total H Index Rankings

Rankings

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1,017,429
World Rank
Tanzania
662
Country Rank
University of Dodoma Logo
51
University
Ranking Based On Selection:
14
Iddi R. Mwanyoka
University of Dodoma Dodoma, Tanzania
Engineering & Technology / Environmental Science & Engineering
Community Participation | Natural resources management & climate change & Policy Analysi

H-Index Metrics

  • Total
    10
  • Last 5 Years
    8
  • Last 5 Years / Total
    0.800
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* Total H Index Rankings

Rankings

flag
1,022,344
World Rank
Tanzania
675
Country Rank
Ardhi University Logo
5
University
Ranking Based On Selection:
15
SMM Sabai
Ardhi University Dar es Salaam, Tanzania
Engineering & Technology / Environmental Science & Engineering
Environmental Engineering & Sustainable Constructio

H-Index Metrics

  • Total
    10
  • Last 5 Years
    8
  • Last 5 Years / Total
    0.800
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* Total H Index Rankings

Rankings

flag
1,041,699
World Rank
Tanzania
695
Country Rank
University of Dar Es Salaam Logo
146
University
Ranking Based On Selection:
16
Hussein Sosovele
University of Dar Es Salaam Dar es Salaam, Tanzania
Engineering & Technology / Environmental Science & Engineering
Environmenal Management and Assessment | Policy Analysis | Resource Assessment | Community Based Natural Resource Management | Soci

H-Index Metrics

  • Total
    10
  • Last 5 Years
    5
  • Last 5 Years / Total
    0.500
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* Total H Index Rankings

Rankings

flag
1,054,730
World Rank
Tanzania
705
Country Rank
Nelson Mandela African Institute of Science & Technology Logo
56
University
Ranking Based On Selection:
17
Petro Karungamye
Nelson Mandela African Institute of Science & Technology Arusha, Tanzania
Engineering & Technology / Environmental Science & Engineering
Environmental science | Chemistry | Pollution control | Water and wastewater treatmen

H-Index Metrics

  • Total
    9
  • Last 5 Years
    9
  • Last 5 Years / Total
    1.000
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* Total H Index Rankings

Rankings

flag
1,061,540
World Rank
Tanzania
722
Country Rank
Ardhi University Logo
6
University
Ranking Based On Selection:
18
Lukuba Sweya
Ardhi University Dar es Salaam, Tanzania
Engineering & Technology / Environmental Science & Engineering
Environmental engineering | disaster resilience | water and wastewater managemen

H-Index Metrics

  • Total
    9
  • Last 5 Years
    9
  • Last 5 Years / Total
    1.000
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* Total H Index Rankings

Rankings

flag
1,100,981
World Rank
Tanzania
767
Country Rank
University of Dar Es Salaam Logo
161
University
Ranking Based On Selection:
19
Esther F. Mvungi
University of Dar Es Salaam Dar es Salaam, Tanzania
Engineering & Technology / Environmental Science & Engineering
Biotic and abiotic stress in plants | Plant systematics | Climate chang

H-Index Metrics

  • Total
    9
  • Last 5 Years
    8
  • Last 5 Years / Total
    0.889
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* Total H Index Rankings

Rankings

flag
1,158,601
World Rank
Tanzania
821
Country Rank
Muhimbili University of Health and Allied Sciences Logo
72
University
Ranking Based On Selection:
20
Jovine Bachwenkizi
Muhimbili University of Health and Allied Sciences Dar es salaam, Tanzania
Engineering & Technology / Environmental Science & Engineering
Environmental Health | Climate Change and Health | Spatial Data Science | Air pollution Epidemiolog

H-Index Metrics

  • Total
    8
  • Last 5 Years
    8
  • Last 5 Years / Total
    1.000
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* Total H Index Rankings

Rankings

flag
1,183,854
World Rank
Tanzania
860
Country Rank
State University of Zanzibar Logo
4
University
Ranking Based On Selection:
21
Makame O. Makame
State University of Zanzibar Zanzibar, Tanzania
Engineering & Technology / Environmental Science & Engineering
environment | climate change | livelihoo

H-Index Metrics

  • Total
    8
  • Last 5 Years
    8
  • Last 5 Years / Total
    1.000
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* Total H Index Rankings

Rankings

flag
1,212,171
World Rank
Tanzania
901
Country Rank
University of Dar Es Salaam Logo
190
University
Ranking Based On Selection:
22
Edmund Mabhuye
University of Dar Es Salaam Dar es Salaam, Tanzania
Engineering & Technology / Environmental Science & Engineering
Climate change | Natural Resources | Livelihood

H-Index Metrics

  • Total
    8
  • Last 5 Years
    7
  • Last 5 Years / Total
    0.875
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* Total H Index Rankings

Rankings

flag
1,237,555
World Rank
Tanzania
924
Country Rank
University of Iringa Logo
3
University
Ranking Based On Selection:
23
Brown Gwambene
University of Iringa Iringa, Tanzania
Engineering & Technology / Environmental Science & Engineering
Environmental Climate change and Livelihoo

H-Index Metrics

  • Total
    8
  • Last 5 Years
    6
  • Last 5 Years / Total
    0.750
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* Total H Index Rankings

Rankings

flag
1,291,058
World Rank
Tanzania
995
Country Rank
University of Dar Es Salaam Logo
225
University
Ranking Based On Selection:
24
Patrick Ndaki
University of Dar Es Salaam Dar es Salaam, Tanzania
Engineering & Technology / Environmental Science & Engineering
Climate change adaptation | environment management and sustainable developmen

H-Index Metrics

  • Total
    7
  • Last 5 Years
    7
  • Last 5 Years / Total
    1.000
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* Total H Index Rankings

Rankings

flag
1,348,979
World Rank
Tanzania
1,079
Country Rank
University of Dar Es Salaam Logo
246
University
Ranking Based On Selection:
25
Onesmo Selejio
University of Dar Es Salaam Dar es Salaam, Tanzania
Engineering & Technology / Environmental Science & Engineering
Enviroment and resource economics | Culture economic

H-Index Metrics

  • Total
    7
  • Last 5 Years
    6
  • Last 5 Years / Total
    0.857
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