World's Best Scientists 2026 revealed!
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Environmental Sciences
Australia
2026
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Chemistry
Australia
2025

D-Index & Metrics

Chemistry

D-Index
104
Citations
41634
World Ranking
1047
National Ranking
31

Environmental Sciences

D-Index
131
Citations
71372
World Ranking
68
National Ranking
3

Research.com Recognitions

  • 2026 - Research.com Environmental Sciences in Australia Leader Award
  • 2025 - Research.com Chemistry in Australia Leader Award
  • 2025 - Research.com Environmental Sciences in Australia Leader Award
  • 2022 - Research.com Chemistry in Australia Leader Award

Overview

Mallavarapu Megharaj is affiliated with the University of Newcastle Australia in Australia. Their research primarily focuses on environmental science, with a substantial body of work concentrating on pollution, health, toxicology, and mutagenesis, as well as environmental chemistry and plant science. Their publications also cover topics related to renewable energy, sustainability, and the environment.

The scientist's recent papers include the following:

  • Microplastics generated when opening plastic packaging (2020) published in Scientific Reports
  • Identification and visualisation of microplastics/nanoplastics by Raman imaging (i): Down to 100 nm (2020) published in Water Research
  • Controversies over human health and ecological impacts of glyphosate: Is it to be banned in modern agriculture? (2020) published in Environmental Pollution
  • Additives of plastics: Entry into the environment and potential risks to human and ecological health (2023) published in Journal of Environmental Management
  • Removal of PFASs from biosolids using a semi-pilot scale pyrolysis reactor and the application of biosolids derived biochar for the removal of PFASs from contaminated water (2020) published in Environmental Science Water Research & Technology

The coauthors who frequently collaborate with Megharaj include:

  • Kadiyala Venkateswarlu
  • Ravi Naidu
  • Sudharsanam Abinandan
  • Haixia Tian
  • Wenxiang He

Publication venues where their work appears regularly include:

  • The Science of The Total Environment (16 publications)
  • Environmental Technology & Innovation (10 publications)
  • Chemosphere (8 publications)
  • Environmental Pollution (6 publications)
  • Journal of Environmental Management (5 publications)

Megharaj's main field of study is environmental science with 302 related publications. The more specific subfields of research include:

  • Pollution (89 publications)
  • Health, Toxicology and Mutagenesis (82 publications)
  • Environmental Chemistry (63 publications)
  • Plant Science (43 publications)
  • Renewable Energy, Sustainability and the Environment (23 publications)

The primary topics addressed in their research cover a range of environmental and toxicological issues:

  • Toxic Organic Pollutants Impact (68 publications)
  • Per- and polyfluoroalkyl substances research (54 publications)
  • Heavy metals in the environment (46 publications)
  • Microplastics and Plastic Pollution (38 publications)
  • Pesticide and Herbicide Environmental Studies (36 publications)
  • Algal biology and biofuel production (36 publications)
  • Microbial Community Ecology and Physiology (36 publications)

Best Publications

  • Microbial diversity drives multifunctionality in terrestrial ecosystems

    Manuel Delgado-Baquerizo;Fernando T. Maestre;Peter B. Reich;Peter B. Reich;Thomas C. Jeffries

  • A global atlas of the dominant bacteria found in soil

    Manuel Delgado-Baquerizo;Manuel Delgado-Baquerizo;Angela M. Oliverio;Angela M. Oliverio;Tess E. Brewer;Tess E. Brewer;Alberto Benavent-González

  • Plant Species Richness and Ecosystem Multifunctionality in Global Drylands

    Fernando T. Maestre;José L. Quero;Nicholas J. Gotelli;Adrián Escudero

  • Multiple elements of soil biodiversity drive ecosystem functions across biomes.

    Manuel Delgado-Baquerizo;Manuel Delgado-Baquerizo;Manuel Delgado-Baquerizo;Peter B. Reich;Peter B. Reich;Chanda Trivedi;David J. Eldridge

  • Bioremediation approaches for organic pollutants: a critical perspective

    Mallavarapu Megharaj;Balasubramanian Ramakrishnan;Balasubramanian Ramakrishnan;Balasubramanian Ramakrishnan;Kadiyala Venkateswarlu;Kadiyala Venkateswarlu;Kadiyala Venkateswarlu;Nambrattil Sethunathan

  • Increasing aridity reduces soil microbial diversity and abundance in global drylands

    Fernando T. Maestre;Manuel Delgado-Baquerizo;Thomas C. Jeffries;David J. Eldridge

  • Global ecosystem thresholds driven by aridity

    Miguel Berdugo;Miguel Berdugo;Manuel Delgado-Baquerizo;Manuel Delgado-Baquerizo;Santiago Soliveres;Rocío Hernández-Clemente

  • Decoupling of soil nutrient cycles as a function of aridity in global drylands

    Manuel Delgado-Baquerizo;Fernando T. Maestre;Antonio Gallardo;Matthew A. Bowker

  • Remediation approaches for polycyclic aromatic hydrocarbons (PAHs) contaminated soils: Technological constraints, emerging trends and future directions.

    Saranya Kuppusamy;Saranya Kuppusamy;Saranya Kuppusamy;Palanisami Thavamani;Palanisami Thavamani;Kadiyala Venkateswarlu;Yong Bok Lee

  • BIOAVAILABILITY AND TOXICITY OF CADMIUM TO MICROORGANISMS AND THEIR ACTIVITIES IN SOIL: A REVIEW

    K Vig;M Megharaj;N Sethunathan;R Naidu

  • A few Ascomycota taxa dominate soil fungal communities worldwide

    Eleonora Egidi;Manuel Delgado-Baquerizo;Manuel Delgado-Baquerizo;Manuel Delgado-Baquerizo;Jonathan M. Plett;Juntao Wang;Juntao Wang

  • Microbial regulation of the soil carbon cycle: evidence from gene-enzyme relationships.

    Pankaj Trivedi;Manuel Delgado-Baquerizo;Chanda Trivedi;Hangwei Hu

  • Green synthesis of Fe nanoparticles using eucalyptus leaf extracts for treatment of eutrophic wastewater.

    Ting Wang;Xiaoying Jin;Zuliang Chen;Zuliang Chen;Zuliang Chen;Mallavarapu Megharaj;Mallavarapu Megharaj

  • Consortia of cyanobacteria/microalgae and bacteria: Biotechnological potential

    Suresh R. Subashchandrabose;Balasubramanian Ramakrishnan;Balasubramanian Ramakrishnan;Balasubramanian Ramakrishnan;Mallavarapu Megharaj;Mallavarapu Megharaj;Kadiyala Venkateswarlu;Kadiyala Venkateswarlu;Kadiyala Venkateswarlu

  • Toxicity of Hexavalent Chromium and Its Reduction by Bacteria Isolated from Soil Contaminated with Tannery Waste

    M. Megharaj;S. Avudainayagam;R. Naidu

  • Soil microbial diversity-biomass relationships are driven by soil carbon content across global biomes.

    Felipe Bastida;David J. Eldridge;Carlos García;G. Kenny Png;G. Kenny Png

  • Structure and functioning of dryland ecosystems in a changing world.

    Fernando T. Maestre;David J. Eldridge;Santiago Soliveres;Sonia Kéfi

  • Rare microbial taxa as the major drivers of ecosystem multifunctionality in long-term fertilized soils

    Qing-Lin Chen;Qing-Lin Chen;Jing Ding;Dong Zhu;Hang-Wei Hu

  • The proportion of soil-borne pathogens increases with warming at the global scale

    Manuel Delgado-Baquerizo;Carlos A. Guerra;Concha Cano-Díaz;Eleonora Egidi

  • Green synthesized iron nanoparticles by green tea and eucalyptus leaves extracts used for removal of nitrate in aqueous solution

    Ting Wang;Jiajiang Lin;Zuliang Chen;Zuliang Chen;Zuliang Chen;Mallavarapu Megharaj;Mallavarapu Megharaj

  • Kaolinite-supported nanoscale zero-valent iron for removal of Pb2+ from aqueous solution: Reactivity, characterization and mechanism

    Xin Zhang;Shen Lin;Zuliang Chen;Zuliang Chen;Zuliang Chen;Mallavarapu Megharaj;Mallavarapu Megharaj

  • A Comprehensive Review of Aliphatic Hydrocarbon Biodegradation by Bacteria

    Firouz Abbasian;Robin Lockington;Megharaj Mallavarapu;Ravi Naidu

  • Removal of methyl orange from aqueous solution using bentonite-supported nanoscale zero-valent iron

    Zheng-xian Chen;Xiao-ying Jin;Zuliang Chen;Zuliang Chen;Zuliang Chen;Mallavarapu Megharaj;Mallavarapu Megharaj

Frequent Co-Authors

Ravi Naidu
Ravi Naidu University of Newcastle Australia
Zuliang Chen
Zuliang Chen Fujian Normal University
Kadiyala Venkateswarlu
Kadiyala Venkateswarlu Sri Krishnadevaraya University
Palanisami Thavamani
Palanisami Thavamani University of Newcastle Australia
Kannan M. Krishnan
Kannan M. Krishnan University of Washington
Cheng Fang
Cheng Fang University of Newcastle Australia
Binoy Sarkar
Binoy Sarkar University of Adelaide
Nanthi Bolan
Nanthi Bolan University of Western Australia
Yunfei Xi
Yunfei Xi Queensland University of Technology
Rai S. Kookana
Rai S. Kookana Commonwealth Scientific and Industrial Research Organisation

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