World's Best Scientists 2026 revealed!

D-Index & Metrics

Environmental Sciences

D-Index
45
Citations
6091
World Ranking
6541
National Ranking
8

Said Muhammad 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 Said Muhammad sits on this spectrum.

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: 283 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: 25 scientists 501–510 publications: 17 scientists 511–520 publications: 18 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 681–686 publications: 3 scientists 687+ publications: 100 scientists
41 publications 687+

This scientist: 98 publications — 12th percentile

12% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 687 publications or more.

Said Muhammad 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 Said Muhammad sits on this spectrum.

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: 199 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: 19 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: 99 scientists
30 D-Index 125+

This scientist: 45 D-Index — 36th percentile

36% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 125 D-Index or more.

Overview

Said Muhammad is affiliated with the University of Peshawar in Pakistan, specializing in environmental science with a focus on pollution and water quality. Their research spans several subfields, including pollution, water science and technology, health, toxicology and mutagenesis, artificial intelligence applications in environmental studies, and radiological and ultrasound technology.

The scientist has contributed extensively to topics such as heavy metals in the environment, water quality and pollution assessment, heavy metal exposure and toxicity, geochemistry and geologic mapping, radioactivity and radon measurements, as well as groundwater and isotope geochemistry and watershed analysis.

Among recent publications, several stand out by Said Muhammad as lead author:

  • Evaluation of heavy metals in water and sediments, pollution, and risk indices of Naltar Lakes, Pakistan (2022), published in Environmental Science and Pollution Research
  • Heavy metal contamination in water and fish of the Hunza River and its tributaries in Gilgit-Baltistan: Evaluation of potential risks and provenance (2020), published in Environmental Technology & Innovation
  • Heavy metal contamination in water of Indus River and its tributaries, Northern Pakistan: evaluation for potential risk and source apportionment (2021), published in Toxin Reviews

Frequent coauthors who have collaborated with Said Muhammad include Wajid Ali, Cem Tokatlı, Imran Ud Din, Sardar Khan, and Inayat ur Rehman. The collaboration record shows multiple joint publications, reflecting sustained partnerships in environmental research.

The scholar's work has appeared most often in the following publication venues:

  • Physics and Chemistry of the Earth Parts A/B/C (10 publications)
  • Environmental Technology & Innovation (9 publications)
  • Environmental Science and Pollution Research (7 publications)
  • Environmental Monitoring and Assessment (6 publications)
  • Environmental Geochemistry and Health (6 publications)

Said Muhammad's research addresses critical environmental challenges, particularly in heavy metal pollution and water quality monitoring within Pakistan and surrounding regions. Their expertise includes applying multivariate statistical techniques and water quality index models to evaluate ecological risks and pollution status.

Best Publications

  • Health risk assessment of heavy metals and their source apportionment in drinking water of Kohistan region, northern Pakistan

    Said Muhammad;M. Tahir Shah;Sardar Khan

  • Human health risk from heavy metal via food crops consumption with wastewater irrigation practices in Pakistan

    Muhammad Usman Khan;Riffat Naseem Malik;Said Muhammad

  • Arsenic health risk assessment in drinking water and source apportionment using multivariate statistical techniques in Kohistan region, northern Pakistan.

    Said Muhammad;M. Tahir Shah;Sardar Khan

  • Health risk assessment via surface water and sub-surface water consumption in the mafic and ultramafic terrain, Mohmand agency, northern Pakistan

    M.T. Shah;J. Ara;S. Muhammad;S. Muhammad;S. Khan

  • Evaluation of heavy metals in water and sediments, pollution, and risk indices of Naltar Lakes, Pakistan

    Unknown

  • Heavy metal concentrations in soil and wild plants growing around Pb–Zn sulfide terrain in the Kohistan region, northern Pakistan

    Said Muhammad;M. Tahir Shah;Sardar Khan

  • Phyto-cultural diversity of the Shigar valley (Central Karakorum) Baltistan, Northern Pakistan

    Zaheer Abbas;Jan Alam;Said Muhammad;Rainer W Bussmann

  • Arsenic and Heavy Metal Concentrations in Drinking Water in Pakistan and Risk Assessment: A Case Study

    Sardar Khan;Irfan Ali Shah;Said Muhammad;Riffat Naseem Malik

  • Heavy metal contamination in water of Indus River and its tributaries, Northern Pakistan: evaluation for potential risk and source apportionment

    Said Muhammad;Said Muhammad;Qazi Ahmed Usman

  • Heavy metal contamination in water and fish of the Hunza River and its tributaries in Gilgit–Baltistan: Evaluation of potential risks and provenance

    Said Muhammad;Kashif Ahmad

  • Heavy metal(loid)s contaminations in soils of Pakistan: a review for the evaluation of human and ecological risks assessment and spatial distribution

    Unknown

  • Arsenic and heavy metals health risk assessment through drinking water consumption in the Peshawar District, Pakistan

    Sardar Khan;Rabia Rauf;Said Muhammad;Muhammad Qasim

  • Health Risk Assessment of Consumption of Heavy Metals in Market Food Crops from Sialkot and Gujranwala Districts, Pakistan

    Muhammad Usman Khan;Riffat Naseem Malik;Said Muhammad;Faizan Ullah

  • Potential harmful elements in coal dust and human health risk assessment near the mining areas in Cherat, Pakistan.

    Muhammad Ishtiaq;Noor Jehan;Said Akbar Khan;Said Muhammad

  • An ethnomedicinal appraisal of the Kurram Agency, tribal area, Pakistan

    Said Muhammad;Manzoor Hussain;Zaheer Abbas;Zafeer Saqib

  • Spatial distribution of the contamination and risk assessment of potentially harmful elements in the Ghizer River Basin, northern Pakistan

    Unknown

  • Evaluation of the Swat River, Northern Pakistan, water quality using multivariate statistical techniques and water quality index (WQI) model

    Shah Jehan;Ihsan Ullah;Sardar Khan;Said Muhammad

  • Pollution characteristics, sources and health risks assessment of potentially hazardous elements in sediments of ten ponds in the saros bay region (Türkiye).

    Unknown

  • Groundwater quality assessment for drinking and irrigation purposes in the Hangu District, Pakistan

    Unknown

  • Spatial distribution, eco-environmental risks, and source characterization of heavy metals using compositional data analysis in riverine sediments of a Himalayan river, Northern Pakistan

    Unknown

  • Evaluation and risks assessment of potentially toxic elements in water and sediment of the Dor River and its tributaries, Northern Pakistan

    Sehrish Amin;Sehrish Amin;Said Muhammad;Hina Fatima

  • Spatial distribution and provenance of heavy metal contamination in the sediments of the Indus River and its tributaries, North Pakistan: Evaluation of pollution and potential risks

    Qazi Ahmed Usman;Said Muhammad;Said Muhammad;Wajid Ali;Saeeda Yousaf

  • Potentially toxic elements in soil of the Khyber Pakhtunkhwa province and Tribal areas, Pakistan: evaluation for human and ecological risk assessment

    Umar Saddique;Said Muhammad;Mohsin Tariq;Hua Zhang

  • Popular wood and sugarcane bagasse biochars reduced uptake of chromium and lead by lettuce from mine-contaminated soil.

    Amir Zeb Khan;Sardar Khan;Tehreem Ayaz;Mark L. Brusseau

  • Heavy metals contamination in soil and food and their evaluation for risk assessment in the Zhob and Loralai valleys, Baluchistan province, Pakistan

    Said Muhammad;Said Muhammad;Rahim Ullah;Ishtiaq A.K. Jadoon

  • Hydrochemical properties of drinking water and their sources apportionment of pollution in Bajaur agency, Pakistan

    Shah Jehan;Sardar Khan;Seema Anjum Khattak;Said Muhammad;Said Muhammad

  • Health risk assessment and provenance of arsenic and heavy metal in drinking water in Islamabad, Pakistan

    Nayab Abeer;Said Akbar Khan;Said Muhammad;Atta Rasool

Frequent Co-Authors

Sardar Khan
Sardar Khan University of Peshawar
Riffat Naseem Malik
Riffat Naseem Malik Quaid-i-Azam University
Rainer W. Bussmann
Rainer W. Bussmann Ilia State University
Shujaul Mulk Khan
Shujaul Mulk Khan Quaid-i-Azam University
Mark L. Brusseau
Mark L. Brusseau University of Arizona
Scott D. Young
Scott D. Young University of Nottingham
Muhammad Farooq
Muhammad Farooq Sultan Qaboos University
Wajid Nasim
Wajid Nasim Islamia University of Bahawalpur
Martin R. Broadley
Martin R. Broadley Rothamsted Research
Jung Ho Kim
Jung Ho Kim University of Wollongong

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