World's Best Scientists 2026 revealed!

D-Index & Metrics

Environmental Sciences

D-Index
42
Citations
5529
World Ranking
7504
National Ranking
221

Engineering and Technology

D-Index
40
Citations
5227
World Ranking
7445
National Ranking
183

Marianna Garfí publication distribution in Engineering and Technology in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Engineering and Technology in 2026. The highlighted bar marks where Marianna Garfí sits on this spectrum.

38–47 publications: 20 scientists 48–57 publications: 35 scientists 58–67 publications: 96 scientists 68–77 publications: 135 scientists 78–87 publications: 190 scientists 88–97 publications: 259 scientists 98–107 publications: 283 scientists 108–117 publications: 369 scientists 118–127 publications: 341 scientists 128–137 publications: 386 scientists 138–147 publications: 372 scientists 148–157 publications: 457 scientists 158–167 publications: 415 scientists 168–177 publications: 407 scientists 178–187 publications: 421 scientists 188–197 publications: 378 scientists 198–207 publications: 403 scientists 208–217 publications: 317 scientists 218–227 publications: 346 scientists 228–237 publications: 321 scientists 238–247 publications: 260 scientists 248–257 publications: 280 scientists 258–267 publications: 240 scientists 268–277 publications: 214 scientists 278–287 publications: 242 scientists 288–297 publications: 203 scientists 298–307 publications: 166 scientists 308–317 publications: 154 scientists 318–327 publications: 175 scientists 328–337 publications: 159 scientists 338–347 publications: 99 scientists 348–357 publications: 131 scientists 358–367 publications: 106 scientists 368–377 publications: 118 scientists 378–387 publications: 97 scientists 388–397 publications: 108 scientists 398–407 publications: 82 scientists 408–417 publications: 71 scientists 418–427 publications: 64 scientists 428–437 publications: 55 scientists 438–447 publications: 54 scientists 448–457 publications: 60 scientists 458–467 publications: 47 scientists 468–477 publications: 40 scientists 478–487 publications: 30 scientists 488–497 publications: 29 scientists 498–507 publications: 38 scientists 508–517 publications: 40 scientists 518–527 publications: 32 scientists 528–537 publications: 23 scientists 538–547 publications: 28 scientists 548–557 publications: 23 scientists 558–567 publications: 19 scientists 568–577 publications: 16 scientists 578–587 publications: 17 scientists 588–597 publications: 18 scientists 598–607 publications: 22 scientists 608–617 publications: 15 scientists 618–627 publications: 9 scientists 628–637 publications: 11 scientists 638–647 publications: 21 scientists 648–657 publications: 12 scientists 658–667 publications: 9 scientists 668–677 publications: 11 scientists 678–687 publications: 9 scientists 688–697 publications: 6 scientists 698–707 publications: 14 scientists 708–717 publications: 7 scientists 718–727 publications: 8 scientists 728–737 publications: 10 scientists 738–747 publications: 9 scientists 748–757 publications: 5 scientists 758–767 publications: 5 scientists 768–777 publications: 11 scientists 778–787 publications: 7 scientists 788–797 publications: 2 scientists 798–803 publications: 4 scientists 804+ publications: 100 scientists
38 publications 804+

This scientist: 63 publications — 1st percentile

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

The last bar groups every scientist with 804 publications or more.

Marianna Garfí D-index placement in Engineering and Technology in 2026

The chart shows the D-index (discipline H-index) distribution of Engineering and Technology scientists ranked by Research.com in 2026. The highlighted bar marks where Marianna Garfí sits on this spectrum.

30 D-Index: 59 scientists 31 D-Index: 114 scientists 32 D-Index: 129 scientists 33 D-Index: 189 scientists 34 D-Index: 200 scientists 35 D-Index: 262 scientists 36 D-Index: 311 scientists 37 D-Index: 312 scientists 38 D-Index: 350 scientists 39 D-Index: 385 scientists 40 D-Index: 348 scientists 41 D-Index: 362 scientists 42 D-Index: 426 scientists 43 D-Index: 380 scientists 44 D-Index: 310 scientists 45 D-Index: 341 scientists 46 D-Index: 301 scientists 47 D-Index: 306 scientists 48 D-Index: 271 scientists 49 D-Index: 246 scientists 50 D-Index: 210 scientists 51 D-Index: 253 scientists 52 D-Index: 213 scientists 53 D-Index: 221 scientists 54 D-Index: 195 scientists 55 D-Index: 186 scientists 56 D-Index: 170 scientists 57 D-Index: 167 scientists 58 D-Index: 166 scientists 59 D-Index: 144 scientists 60 D-Index: 152 scientists 61 D-Index: 141 scientists 62 D-Index: 138 scientists 63 D-Index: 131 scientists 64 D-Index: 118 scientists 65 D-Index: 114 scientists 66 D-Index: 119 scientists 67 D-Index: 95 scientists 68 D-Index: 87 scientists 69 D-Index: 77 scientists 70 D-Index: 89 scientists 71 D-Index: 69 scientists 72 D-Index: 54 scientists 73 D-Index: 46 scientists 74 D-Index: 55 scientists 75 D-Index: 54 scientists 76 D-Index: 49 scientists 77 D-Index: 53 scientists 78 D-Index: 46 scientists 79 D-Index: 28 scientists 80 D-Index: 39 scientists 81 D-Index: 36 scientists 82 D-Index: 24 scientists 83 D-Index: 26 scientists 84 D-Index: 36 scientists 85 D-Index: 18 scientists 86 D-Index: 25 scientists 87 D-Index: 19 scientists 88 D-Index: 26 scientists 89 D-Index: 27 scientists 90 D-Index: 23 scientists 91 D-Index: 15 scientists 92 D-Index: 12 scientists 93 D-Index: 9 scientists 94 D-Index: 15 scientists 95 D-Index: 10 scientists 96 D-Index: 13 scientists 97 D-Index: 13 scientists 98 D-Index: 9 scientists 99 D-Index: 7 scientists 100 D-Index: 7 scientists 101 D-Index: 8 scientists 102 D-Index: 7 scientists 103 D-Index: 7 scientists 104 D-Index: 9 scientists 105 D-Index: 6 scientists 106 D-Index: 9 scientists 107+ D-Index: 99 scientists
30 D-Index 107+

This scientist: 40 D-Index — 27th percentile

27% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 107 D-Index or more.

Overview

Marianna Garfí is affiliated with the Universitat Politècnica de Catalunya in Spain. Their research focuses primarily on the field of Environmental Science, with notable contributions spanning industrial and manufacturing engineering, renewable energy and sustainability, pollution, water science and technology, and biomedical engineering.

The main topics addressed in Marianna Garfí's work include wastewater treatment and reuse, constructed wetlands for wastewater treatment, algal biology and biofuel production, water quality monitoring and analysis, nitrogen removal in wastewater treatment, municipal solid waste management, and membrane separation technologies.

Frequent collaborators in their research include Ivet Ferrer, Liliana Castro, Humberto Escalante, Diederik P.L. Rousseau, and Irene Josa.

Many of Marianna Garfí's papers have been published in these scientific venues:

  • The Science of The Total Environment
  • Bioresource Technology
  • Water
  • Journal of Environmental Management
  • SSRN Electronic Journal

Notable recent papers authored or co-authored by Marianna Garfí are:

  • A critical review of resource recovery from municipal wastewater treatment plants - market supply potentials, technologies and bottlenecks, 2020, Environmental Science Water Research & Technology
  • Natural pigments from microalgae grown in industrial wastewater, 2020, Bioresource Technology
  • Life cycle assessment of microalgae systems for wastewater treatment and bioproducts recovery: Natural pigments, biofertilizer and biogas, 2022, The Science of The Total Environment
  • Natural Pigments and Biogas Recovery from Microalgae Grown in Wastewater, 2020, ACS Sustainable Chemistry & Engineering
  • Social life cycle assessment of microalgae-based systems for wastewater treatment and resource recovery, 2023, Journal of Cleaner Production

Best Publications

  • A critical review of resource recovery from municipal wastewater treatment plants – market supply potentials, technologies and bottlenecks

    Philipp Kehrein;Mark C.M. van Loosdrecht;Patricia Osseweijer;Marianna Garfi

  • Life Cycle Assessment of wastewater treatment systems for small communities: Activated sludge, constructed wetlands and high rate algal ponds

    Marianna Garfí;Laura Flores;Ivet Ferrer

  • Life cycle assessment of high rate algal ponds for wastewater treatment and resource recovery.

    Larissa Terumi Arashiro;Neus Montero;Ivet Ferrer;Francisco Gabriel Acién

  • Household anaerobic digesters for biogas production in Latin America: a review

    Marianna Garfí;Jaime Martí-Herrero;Anna Garwood;Ivet Ferrer

  • Biogas production in low-cost household digesters at the Peruvian Andes

    Ivet Ferrer;Marianna Garfí;Enrica Uggetti;Laia Ferrer-Martí

  • Life Cycle Assessment of drinking water: comparing conventional water treatment, reverse osmosis and mineral water in glass and plastic bottles.

    Marianna Garfí;Erasmo Cadena;David Sanchez-Ramos;Ivet Ferrer

  • Life cycle assessment of constructed wetland systems for wastewater treatment coupled with microbial fuel cells.

    Clara Corbella;Jaume Puigagut;Marianna Garfí

  • Multi-criteria analysis for improving strategic environmental assessment of water programmes. A case study in semi-arid region of Brazil.

    Marianna Garfì;Laia Ferrer-Martí;Alessandra Bonoli;Simona Tondelli

  • Assessing the agricultural reuse of the digestate from microalgae anaerobic digestion and co-digestion with sewage sludge

    Maria Solé-Bundó;Mirko Cucina;Montserrat Folch;Josefina Tàpias

  • Natural pigments from microalgae grown in industrial wastewater.

    Larissa T. Arashiro;Larissa T. Arashiro;María Boto-Ordóñez;Stijn W.H. Van Hulle;Ivet Ferrer

  • Life cycle assessment of microalgae systems for wastewater treatment and bioproducts recovery: Natural pigments, biofertilizer and biogas.

    Unknown

  • Agricultural reuse of the digestate from low-cost tubular digesters in rural Andean communities.

    Marianna Garfí;Pau Gelman;Jordi Comas;William Carrasco

  • Technical, economic and environmental assessment of household biogas digesters for rural communities

    Irene Pérez;Marianna Garfí;Erasmo Cadena;Ivet Ferrer

  • Constructed wetlands for winery wastewater treatment: a comparative Life Cycle Assessment

    Laura Flores;Joan García;Rocío Pena;Marianna Garfí

  • Anaerobic co-digestion of microalgal biomass and wheat straw with and without thermo-alkaline pretreatment.

    Maria Solé-Bundó;Cigdem Eskicioglu;Marianna Garfí;Hélène Carrère

  • Integrating microalgae tertiary treatment into activated sludge systems for energy and nutrients recovery from wastewater.

    Dulce Maria Arias;Maria Solé-Bundó;Marianna Garfí;Ivet Ferrer

  • Fate of priority pharmaceuticals and their main metabolites and transformation products in microalgae-based wastewater treatment systems

    María Jesús García-Galán;Larissa Arashiro;Lúcia H.M.L.M. Santos;Sara Insa

  • Vertical redox profiles in treatment wetlands as function of hydraulic regime and macrophytes presence: Surveying the optimal scenario for microbial fuel cell implementation

    Clara Corbella;Marianna Garfí;Jaume Puigagut

  • Enhancement of microalgae anaerobic digestion by thermo-alkaline pretreatment with lime (CaO)

    Maria Solé-Bundó;Maria Solé-Bundó;Hélène Carrère;Marianna Garfí;Ivet Ferrer

  • Evaluating benefits of low-cost household digesters for rural Andean communities

    Marianna Garfí;Laia Ferrer-Martí;Enrique Velo;Ivet Ferrer

  • Three-stage hybrid constructed wetland system for wastewater treatment and reuse in warm climate regions

    Cristina Ávila;Marianna Garfí;Joan García

  • The effect of primary treatment of wastewater in high rate algal pond systems: Biomass and bioenergy recovery.

    Larissa T. Arashiro;Ivet Ferrer;Diederik P.L. Rousseau;Stijn W.H. Van Hulle

Frequent Co-Authors

Ivet Ferrer
Ivet Ferrer Universitat Politècnica de Catalunya
Joan García
Joan García Universitat Politècnica de Catalunya
Enrica Uggetti
Enrica Uggetti Universitat Politècnica de Catalunya
Gijs Du Laing
Gijs Du Laing Ghent University
Stijn Van Hulle
Stijn Van Hulle Ghent University
Víctor Matamoros
Víctor Matamoros Spanish National Research Council
Hélène Carrère
Hélène Carrère University of Montpellier
Damià Barceló
Damià Barceló University of Almería
Eloy Bécares
Eloy Bécares University of Leon
Kim Verbeken
Kim Verbeken Ghent University

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