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Environmental Sciences
India
2026

D-Index & Metrics

Environmental Sciences

D-Index
92
Citations
31786
World Ranking
539
National Ranking
4

Research.com Recognitions

  • 2026 - Research.com Environmental Sciences in India Leader Award
  • 2025 - Research.com Environmental Sciences in India Leader Award

Overview

Sunita Varjani is a researcher affiliated with the University of Petroleum and Energy Studies in India. Their work primarily spans the fields of Environmental Science and Engineering, with a strong focus on topics related to biotechnology, renewable energy, and environmental remediation.

Their recent publications highlight involvement in diverse areas, including microbial degradation, biochar production, wastewater treatment, and lignocellulosic biomass pyrolysis. Notable papers include:

  • A critical review on the biochar production techniques, characterization, stability and applications for circular bioeconomy (2020), Biotechnology Reports
  • A critical review on advances in the practices and perspectives for the treatment of dye industry wastewater (2020), Bioengineered
  • Microbial degradation of dyes: An overview (2020), Bioresource Technology
  • Lignocellulosic biomass-based pyrolysis: A comprehensive review (2021), Chemosphere
  • A Review on Occurrence of Pesticides in Environment and Current Technologies for Their Remediation and Management (2020), Indian Journal of Microbiology

They frequently publish in journals such as Bioresource Technology, The Science of The Total Environment, Chemosphere, Environmental Research, and Bioengineered.

Sunita Varjani's research interests encompass multiple interconnected topics:

  • Biofuel production and bioconversion
  • Algal biology and biofuel production
  • Anaerobic Digestion and Biogas Production
  • Microbial bioremediation and biosurfactants
  • Microbial Fuel Cells and Bioremediation
  • Microbial Metabolic Engineering and Bioproduction
  • Municipal Solid Waste Management

Their work also intersects with several specialized subfields, including Biomedical Engineering, Pollution, Industrial and Manufacturing Engineering, Molecular Biology, and Renewable Energy, Sustainability and the Environment.

Collaborative efforts form an important part of their research profile with frequent coauthors including Ashok Pandey, Huu Hao Ngo, Jonathan W.C. Wong, Mukesh Kumar Awasthi, and Xuan-Thanh Bui.

In addition to articles, Sunita Varjani has contributed to book publications, including a title published by the Centre National de la Recherche Scientifique focusing on emerging organic micropollutants.

Best Publications

  • Microbial degradation of petroleum hydrocarbons.

    Sunita J. Varjani

  • A critical review on the biochar production techniques, characterization, stability and applications for circular bioeconomy.

    P.R. Yaashikaa;P. Senthil Kumar;Sunita Varjani;A. Saravanan

  • A critical review on advances in the practices and perspectives for the treatment of dye industry wastewater.

    Toral Shindhal;Parita Rakholiya;Sunita Varjani;Ashok Pandey

  • A new look on factors affecting microbial degradation of petroleum hydrocarbon pollutants

    Sunita J. Varjani;Vivek N. Upasani

  • Microbial degradation of dyes: An overview.

    Sunita Varjani;Parita Rakholiya;How Yong Ng;Siming You

  • Microbiological insights into anaerobic digestion for biogas, hydrogen or volatile fatty acids (VFAs): a review

    Unknown

  • Lignocellulosic biomass-based pyrolysis: A comprehensive review

    Yogalakshmi K N;Poornima Devi T;Sivashanmugam P;Kavitha S

  • A review on photochemical, biochemical and electrochemical transformation of CO2 into value-added products

    P.R. Yaashikaa;P. Senthil Kumar;Sunita J. Varjani;A. Saravanan

  • Critical review on biosurfactant analysis, purification and characterization using rhamnolipid as a model biosurfactant.

    Sunita J. Varjani;Vivek N. Upasani

  • A Review on Occurrence of Pesticides in Environment and Current Technologies for Their Remediation and Management

    K. S. Rajmohan;Ramya Chandrasekaran;Sunita Varjani

  • Advances in production and application of biochar from lignocellulosic feedstocks for remediation of environmental pollutants.

    P.R. Yaashikaa;P. Senthil Kumar;Sunita J. Varjani;A. Saravanan

  • Sustainable processing of food waste for production of bio-based products for circular bioeconomy.

    Poonam Sharma;Vivek K. Gaur;Ranjna Sirohi;Sunita Varjani

  • A review on biosurfactants: properties, applications and current developments.

    Anoop R. Markande;Divya Patel;Sunita Varjani

  • Production and beneficial impact of biochar for environmental application: A comprehensive review.

    Yuwen Zhou;Shiyi Qin;Shivpal Verma;Taner Sar

  • Recycling of cathode material from spent lithium-ion batteries: Challenges and future perspectives.

    Unknown

  • Plastic pollutants: effective waste management for pollution control and abatement

    Kunju Vaikarar Soundararajan Rajmohan;Chandrasekaran Ramya;Manakkal Raja Viswanathan;Sunita Varjani

  • Biodegradation of petroleum hydrocarbons by oleophilic strain of Pseudomonas aeruginosa NCIM 5514

    Sunita J. Varjani;Vivek N. Upasani

  • Current research trends on micro- and nano-plastics as an emerging threat to global environment: A review.

    Manish Kumar;Hongyu Chen;Surendra Sarsaiya;Shiyi Qin

  • Valorization of agro-industrial wastes for biorefinery process and circular bioeconomy: A critical review.

    P.R. Yaashikaa;P. Senthil Kumar;Sunita Varjani

  • Conversion of food and kitchen waste to value-added products

    Raveendran Sindhu;Edgard Gnansounou;Sharrel Rebello;Parameswaran Binod

  • Comprehensive review on toxicity of persistent organic pollutants from petroleum refinery waste and their degradation by microorganisms.

    Sunita J. Varjani;Edgard Gnansounou;Ashok Pandey

  • Synergistic ex-situ biodegradation of crude oil by halotolerant bacterial consortium of indigenous strains isolated from on shore sites of Gujarat, India

    Sunita J. Varjani;Dolly P. Rana;Ajay K. Jain;Surendra Bateja

  • Treatment of wastewater from petroleum industry: current practices and perspectives

    Sunita Varjani;Rutu Joshi;Vijay Kumar Srivastava;Huu Hao Ngo

Frequent Co-Authors

Ashok Pandey
Ashok Pandey Indian Institute of Toxicology Research
Huu Hao Ngo
Huu Hao Ngo University of Technology Sydney
Jo Shu Chang
Jo Shu Chang National Cheng Kung University
P. Senthil Kumar
P. Senthil Kumar Pondicherry University
Zengqiang Zhang
Zengqiang Zhang Northwest A&F University
Wenshan Guo
Wenshan Guo University of Technology Sydney
Mohammad J. Taherzadeh
Mohammad J. Taherzadeh University of Borås
Jonathan W.C. Wong
Jonathan W.C. Wong Hong Kong Baptist University
Edgard Gnansounou
Edgard Gnansounou École Polytechnique Fédérale de Lausanne

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