Experts review the rise of cellulose in water remediation

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In a world grappling with environmental challenges, the search for sustainable solutions has never been more critical. One such solution lies in the realm of bio-renewable materials, as highlighted in a recent review article published in the Journal of Bioresources and Bioproducts. The research, led by Kirti Mishra and Samarjeet Singh Siwal, focuses on the role of cellulose in achieving sustainability in water remediation.

As the most abundant natural polymer, cellulose has emerged as a frontrunner in wastewater treatment due to its renewability, low cost, biodegradability, and hydrophilicity. The review delves into the various technologies that exist for removing contaminants such as dyes, pesticides, pharmaceuticals, oil, heavy metals, and radionuclides from wastewater sources. However, these technologies often come with high energy demands, high costs, and the production of contaminant-laden sludge that requires safe disposal.

The authors propose cellulose-based materials as an alternative that is not only less capital-intensive and operationally costly but also more environmentally friendly. They discuss the conversion of cellulose into valuable products like hydrogels, aerogels, cellulose composites, and nanocellulose, which can be used to purify wastewater without causing harmful environmental impacts.

The review also explores the challenges and future prospects of using cellulose-based materials in wastewater treatment, emphasizing their potential to be sustainable and eco-friendly alternatives to traditional materials. The authors suggest that with ongoing research and development, cellulose-based materials could offer innovative solutions for addressing water pollution challenges.

The review article serves as a comprehensive guide to the scope and potential of cellulose-based materials in wastewater treatment. It underscores the importance of sustainable practices in environmental management and highlights the need for further research to harness the full potential of these materials.

More information: Kirti Mishra et al, Biorenewable materials for water remediation: The central role of cellulose in achieving sustainability, Journal of Bioresources and Bioproducts (2023). DOI: 10.1016/j.jobab.2023.12.002

Provided by Journal of Bioresources and Bioproducts