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Environmental Sciences
Pakistan
2026

D-Index & Metrics

Environmental Sciences

D-Index
65
Citations
19200
World Ranking
2171
National Ranking
3

Sardar Khan 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 Sardar Khan 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: 182 publications — 57th percentile

57% of scientists in this discipline score the same or lower.

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

Sardar Khan 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 Sardar Khan 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: 65 D-Index — 78th percentile

78% of scientists in this discipline score the same or lower.

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

Research.com Recognitions

  • 2026 - Research.com Environmental Sciences in Pakistan Leader Award
  • 2023 - Research.com Environmental Sciences in Pakistan Leader Award
  • 2022 - Research.com Environmental Sciences in Pakistan Leader Award

Overview

Sardar Khan is affiliated with the University of Peshawar in Pakistan. Their research primarily falls within the field of Environmental Science, encompassing over 180 publications. The scientist's work extends deeply into several subfields including Pollution, Health, Toxicology and Mutagenesis, Water Science and Technology, Plant Science, and Environmental Chemistry.

Their research covers a diversity of topics, with significant contributions addressing:

  • Heavy metals in environment
  • Heavy Metal Exposure and Toxicity
  • Heavy Metals in Plants
  • Arsenic contamination and mitigation
  • Water Quality and Pollution Assessment
  • Radioactivity and Radon Measurements
  • Groundwater and Isotope Geochemistry

Sardar Khan has been a frequent author in several scientific publication venues including:

  • Arabian Journal of Geosciences
  • Environmental Technology & Innovation
  • Environmental Science and Pollution Research
  • Research Square
  • Environmental Pollution

Some of the recent notable papers authored or co-authored by Sardar Khan include:

  • "Microplastics in the soil environment: A critical review" (2022, Environmental Technology & Innovation)
  • "Phosphorus Mobilization in Plant-Soil Environments and Inspired Strategies for Managing Phosphorus: A Review" (2022, Agronomy)
  • "Abundance, spatial distribution, and characteristics of microplastics in agricultural soils and their relationship with contributing factors" (2022, Journal of Environmental Management)
  • "Evaluation of the Swat River, Northern Pakistan, water quality using multivariate statistical techniques and water quality index (WQI) model" (2020, Environmental Science and Pollution Research)
  • "Potentially harmful metals, and health risk evaluation in groundwater of Mardan, Pakistan: Application of geostatistical approach and geographic information system" (2020, Geoscience Frontiers)

The scientist often collaborates with other researchers. Their frequent co-authors include:

  • Javed Nawab
  • Muhammad Amjad Khan
  • Shahla Nazneen
  • Said Muhammad
  • Junaid Ghani

Best Publications

  • Health risks of heavy metals in contaminated soils and food crops irrigated with wastewater in Beijing, China

    S. Khan;Q. Cao;Y.M. Zheng;Y.Z. Huang

  • The uptake and bioaccumulation of heavy metals by food plants, their effects on plants nutrients, and associated health risk: a review.

    Anwarzeb Khan;Sardar Khan;Muhammad Amjad Khan;Zahir Qamar

  • 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

  • Soil contamination with cadmium, consequences and remediation using organic amendments

    Muhammad Amjad Khan;Sardar Khan;Sardar Khan;Anwarzeb Khan;Mehboob Alam

  • Sewage sludge biochar influence upon rice (Oryza sativa L) yield, metal bioaccumulation and greenhouse gas emissions from acidic paddy soil

    Sardar Khan;Cai Chao;Muhammad Waqas;Hans Peter H Arp

  • Drinking water quality and human health risk in Charsadda district, Pakistan

    Sardar Khan;Sardar Khan;Maria Shahnaz;Noor Jehan;Shafiqur Rehman

  • Soil and vegetables enrichment with heavy metals from geological sources in Gilgit, northern Pakistan

    Sardar Khan;Shafiqur Rehman;Anwar Zeb Khan;M. Amjad Khan

  • Effects of Cd and Pb on soil microbial community structure and activities

    Sardar Khan;Abd El-Latif Hesham;Min Qiao;Shafiqur Rehman

  • Accumulation of polycyclic aromatic hydrocarbons and heavy metals in lettuce grown in the soils contaminated with long-term wastewater irrigation.

    Sardar A. Khan;Lin Aijun;Shuzhen Zhang;Qinhong H Hu

  • A comparative study of human health risks via consumption of food crops grown on wastewater irrigated soil (Peshawar) and relatively clean water irrigated soil (lower Dir)

    F. Akbar Jan;M. Ishaq;S. Khan;I. Ihsanullah

  • Heavy metals in agricultural soils and crops and their health risks in Swat District, northern Pakistan

    Kifayatullah Khan;Yonglong Lu;Hizbullah Khan;Muhammad Ishtiaq

  • Use of constructed wetland for the removal of heavy metals from industrial wastewater.

    Sardar Khan;Irshad Ahmad;M. Tahir Shah;Shafiqur Rehman

  • Biochars induced modification of dissolved organic matter (DOM) in soil and its impact on mobility and bioaccumulation of arsenic and cadmium.

    Gang Li;Sardar Khan;Sardar Khan;Muhammad Ibrahim;Tian Ran Sun

  • 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

  • The influence of various biochars on the bioaccessibility and bioaccumulation of PAHs and potentially toxic elements to turnips (Brassica rapa L.).

    Sardar Khan;Sardar Khan;Muhammad Waqas;Fenghua Ding;Isha Shamshad

  • Determination of major and trace elements in ten important folk therapeutic plants of Haripur basin, Pakistan

    Shazia Jabeen;Muhammad Tahir Shah;Sardar Khan;Muhammad Qasim Hayat

  • Soil enzymatic activities and microbial community structure with different application rates of Cd and Pb

    Sardar Khan;Sardar Khan;Qing Cao;Abd El-Latif Hesham;Yue Xia

  • Application of biochar to soil reduces cancer risk via rice consumption: a case study in Miaoqian village, Longyan, China.

    Sardar Khan;Brian J. Reid;Gang Li;Yong-Guan Zhu

  • Health risks associated with heavy metals in the drinking water of Swat, northern Pakistan

    Kifayatullah Khan;Kifayatullah Khan;Yonglong Lu;Hizbullah Khan;Shahida Zakir

  • The effects of sewage sludge and sewage sludge biochar on PAHs and potentially toxic element bioaccumulation in Cucumis sativa L.

    Muhammad Waqas;Sardar Khan;Huang Qing;Brian J. Reid

  • 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

Frequent Co-Authors

Said Muhammad
Said Muhammad University of Peshawar
Yong-Guan Zhu
Yong-Guan Zhu Chinese Academy of Sciences
Mark L. Brusseau
Mark L. Brusseau University of Arizona
Huaiying Yao
Huaiying Yao Chinese Academy of Sciences
Brian J. Reid
Brian J. Reid University of East Anglia
Jian-Qiang Su
Jian-Qiang Su Chinese Academy of Sciences
Asad U. Khan
Asad U. Khan Aligarh Muslim University
Yonglong Lu
Yonglong Lu Chinese Academy of Sciences
Hans Peter H. Arp
Hans Peter H. Arp Norwegian University of Science and Technology
Ji-Zheng He
Ji-Zheng He University of Melbourne

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