World's Best Scientists 2026 revealed!
Alfredo C. Alder

Alfredo C. Alder

D-Index & Metrics

Environmental Sciences

D-Index
40
Citations
11190
World Ranking
7906
National Ranking
739

Alfredo C. Alder 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 Alfredo C. Alder 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: 63 publications — 1st percentile

1% of scientists in this discipline score the same or lower.

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

Alfredo C. Alder 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 Alfredo C. Alder 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: 40 D-Index — 19th percentile

19% of scientists in this discipline score the same or lower.

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

Overview

Alfredo C. Alder is affiliated with Nankai University in China and works primarily within the field of Environmental Science. Their research contributions focus on various aspects of environmental chemistry and toxicology, with particular attention to how pollutants interact with ecosystems and organisms.

The scientist's research spans several subfields, including Environmental Chemistry, Health, Toxicology and Mutagenesis, Atmospheric Science, Nutrition and Dietetics, and Sensory Systems. This interdisciplinary approach supports a comprehensive understanding of chemical pollutants in environmental and biological contexts.

Alfredo C. Alder's scholarly output includes work published in notable journals such as Environmental Pollution and Environmental Science & Technology. Their research papers address themes related to pollutant distribution, biomonitoring, and the impact of chemical substances in agricultural and atmospheric environments.

  • Novel and legacy per- and polyfluoroalkyl substances (PFASs) in a farmland environment: Soil distribution and biomonitoring with plant leaves and locusts (2020, Environmental Pollution)
  • Artificial Sweeteners in Pig Feed: A Worldwide Survey and Case Study in Pig Farms in Tianjin, China (2020, Environmental Science & Technology)

Frequent collaboration has been a part of Alder's research activity. Coauthors include Yiming Yao, Hongwen Sun, Zhonghui Lan, Jiayao Xu, and Hao Chen.

The scientist's work is centered on specific main topics:

  • Per- and polyfluoroalkyl substances research
  • Toxic Organic Pollutants Impact
  • Atmospheric chemistry and aerosols
  • Biochemical Analysis and Sensing Techniques
  • Olfactory and Sensory Function Studies
  • Advanced Chemical Sensor Technologies

These topics demonstrate a strong emphasis on understanding both the chemical and biological effects of environmental contaminants, as well as the development and use of biochemical and sensory methods for pollutant detection and analysis.

Throughout the career, Alfredo C. Alder has contributed research that intersects environmental science and toxicology, exploring the presence and effects of advanced chemical substances such as PFASs in various ecosystems. The focus on farmland environments and animal feed highlights the relevance of the work to agricultural and ecological health monitoring.

Best Publications

  • Removal of pharmaceuticals and fragrances in biological wastewater treatment.

    Adriano Joss;Elvira Keller;Alfredo C. Alder;Anke Göbel

  • Environmental exposure assessment of fluoroquinolone antibacterial agents from sewage to soil.

    Eva M. Golet;Irene Xifra;Hansruedi Siegrist;Alfredo C. Alder

  • Environmental exposure and risk assessment of fluoroquinolone antibacterial agents in wastewater and River water of the Glatt Valley Watershed, Switzerland

    Eva M. Golet;and Alfredo C. Alder;Walter Giger

  • Trace Determination of Fluoroquinolone Antibacterial Agents in Urban Wastewater by Solid-Phase Extraction and Liquid Chromatography with Fluorescence Detection

    Eva M. Golet;Alfredo C. Alder;Andreas Hartmann;Thomas A. Ternes

  • Determination of Fluoroquinolone Antibacterial Agents in Sewage Sludge and Sludge-Treated Soil Using Accelerated Solvent Extraction Followed by Solid-Phase Extraction

    Eva M. Golet;Adrian Strehler;and Alfredo C. Alder;Walter Giger

  • Quantification of veterinary antibiotics (sulfonamides and trimethoprim) in animal manure by liquid chromatography-mass spectrometry.

    Michel Y Haller;Stephan R Müller;Christa S McArdell;Alfredo C Alder

  • Identification of fluoroquinolone antibiotics as the main source of umuC genotoxicity in native hospital wastewater

    Andreas Hartmann;Alfredo C. Alder;Theo Koller;Rosa M. Widmer

  • Occurrence and fate of antibiotics as trace contaminants in wastewaters, sewage sludges, and surface waters

    Walter Giger;Alfredo C. Alder;Eva M. Golet;Hans-Peter E. Kohler

  • Occurrence, fate and antibiotic resistance of fluoroquinolone antibacterials in hospital wastewaters in Hanoi, Vietnam

    Hong Anh Duong;Ngoc Ha Pham;Hoang Tung Nguyen;Thi Thuong Hoang

  • Source separation: will we see a paradigm shift in wastewater handling?

    Tove A Larsen;Alfredo C Alder;Rik I L Eggen;Max Maurer

  • Elimination of β-blockers in sewage treatment plants

    M. Maurer;Beate I. Escher;P. Richle;C. Schaffner

  • Determination of pharmaceuticals, iodinated contrast media and musk fragrances in sludge by LC/tandem MS and GC/MS

    Thomas A. Ternes;Matthias Bonerz;Nadine Herrmann;Dirk Löffler

  • Extraction and determination of sulfonamides, macrolides, and trimethoprim in sewage sludge.

    Anke Göbel;Angela Thomsen;Christa S. McArdell;Alfredo C. Alder

  • Reductive Dechlorination of Polychlorinated Biphenyls in Anaerobic Sediments

    Alfredo C. Alder;Max M. Haggblom;Stephanie R. Oppenheimer;Stephanie R. Oppenheimer;L. Y. Young

  • Primary DNA Damage But Not Mutagenicity Correlates with Ciprofloxacin Concentrations in German Hospital Wastewaters

    A. Hartmann;E. M. Golet;S. Gartiser;A. C. Alder

  • Fate of β-blocker human pharmaceuticals in surface water: Comparison of measured and simulated concentrations in the Glatt Valley Watershed, Switzerland

    Alfredo C. Alder;Christian Schaffner;Marius Majewsky;Jörg Klasmeier

  • Multimedia Distribution and Transfer of Per- and Polyfluoroalkyl Substances (PFASs) Surrounding Two Fluorochemical Manufacturing Facilities in Fuxin, China.

    Hao Chen;Yiming Yao;Zhen Zhao;Yu Wang

  • Determination of biocides and pesticides by on-line solid phase extraction coupled with mass spectrometry and their behaviour in wastewater and surface water.

    Heinz Singer;Sylvia Jaus;Irene Hanke;Alfred Lück

  • Behaviour of NTA and EDTA in biological wastewater treatment

    Alfredo C. Alder;Hansruedi Siegrist;Willi Gujer;Walter Giger

  • Peer Reviewed: Re-engineering the toilet for sustainable wastewater management

    Tove A. Larsen;Irene Peters;Alfredo Alder;Rik Eggen

Frequent Co-Authors

Walter Giger
Walter Giger Swiss Federal Institute of Aquatic Science and Technology
Hongwen Sun
Hongwen Sun Nankai University
Christa S. McArdell
Christa S. McArdell Swiss Federal Institute of Aquatic Science and Technology
Thomas A. Ternes
Thomas A. Ternes Federal Institute of Hydrology
Kathrin Fenner
Kathrin Fenner Swiss Federal Institute of Aquatic Science and Technology
Christian Stamm
Christian Stamm Swiss Federal Institute of Aquatic Science and Technology
Adriano Joss
Adriano Joss Swiss Federal Institute of Aquatic Science and Technology
Kurunthachalam Kannan
Kurunthachalam Kannan University at Albany, State University of New York
Hansruedi Siegrist
Hansruedi Siegrist Swiss Federal Institute of Aquatic Science and Technology
Willi Gujer
Willi Gujer Swiss Federal Institute of Aquatic Science and Technology

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Related Online Degrees & Career Pathways

For those interested in expanding their expertise in Environmental Sciences, pursuing related online degrees can open diverse career pathways. Many professionals opt for advanced educational options such as education doctoral programs without dissertation, allowing them to advance without the traditional dissertation requirement. This can save time while still enhancing leadership and research skills.

Additionally, transitioning from a Master of Education (EdS) to a Doctor of Education (EdD) is streamlined by some universities offering an online EdS to EdD bridge program. This pathway is ideal for educators and environmental professionals seeking interdisciplinary leadership roles.

Social work intersects with environmental justice in many community-focused careers. For those interested, there are fully funded DSW programs that provide opportunities to deepen knowledge in social aspects of environmental challenges without excessive financial burden.

For individuals exploring foundational or complementary studies, cheapest online general studies degree programs offer flexible, affordable options to bolster understanding across disciplines. Such programs help build critical thinking skills essential in addressing complex environmental issues.

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