Preface

As an emerging field, nanotechnology plays a potential role in environmental remediation. Due to the continuous increase in the level of toxic pollutants, advanced eco-friendly detection and remediation technologies are required. The book focuses on nanotechnology based approaches that offer easier, faster and economical processes in environmental monitoring and remediation. The aim of the book “Nanotechnology in Environmental Remediation: Perspectives and Prospects” is to provide comprehensive knowledge related to the use and applications of nanotechnology/nanomaterials for the remediation of environmental contaminants, along with other applications.

The book covers several aspects of nanotechnology in the remediation of air, water, and soil, along with prominent biological applications, and presents recent advances in these fields. Furthermore, the book provides a deep insight into the role of nanotechnology in the decontamination of the environment: tools, methods, and approaches for detection and remediation. It has also addressed the social and economic aspects related to nanotechnology and the toxicological footprint of advanced functional nanomaterials. The safety and sustainability aspects of the use of nanomaterials and future directions in multifaceted aspects of using nanomaterials have also been discussed which will facilitate in formulation of strategies of environmental restoration.

In chapter one, the author has given an overview of environmental nanotechnology by exploring the techniques utilized in the biogenic synthesis of nanoparticles along with their characterization. He has also highlighted how environmental nanotechnology has profoundly influenced all facets of the field, spanning from identification to remediation.

In chapter two, the author has presented an insight into the potential role of nanomaterials in the identification and treatment of wastewater effluents. She has also taken into account the opportunities and risks, highlighting the imperative need for the responsible and cautious application of nanomaterials.

The Authors in chapter three have demonstrated a broad range of prospective nanotechnologies that have been tried to treat and enhance the organoleptic properties of drinking water and wastewater, supplying a safe and harmless liquid to society and the environment in a responsible manner.

The Authors in chapter four have examined the recent advancements achieved in the elimination of contaminants from contaminated water utilizing diverse forms of carbon NMs as adsorptive agents, including graphene, carbon nanotubes, activated carbon, and fullerenes.

The Authors in chapter five have outlined the latest developments in synthetic techniques for the production of copolymer nanocomposites and highlighted their potential uses in environmental remediation. They have also highlighted how there will be a significant increase in the potential applications of copolymer nanocomposites as innovative adsorbents for environmental remediation in the future.

In chapter six, the authors have given a comprehensive insight into biochar-based nanocomposites with precise preparation techniques and their efficacy in eliminating pollutants. According to them, embracing biochar-based nanocomposites represents a crucial step toward promoting cleaner and healthier ecosystems, contributing to a more sustainable future.

In chapter seven, the author has given a detailed account of the mechanism of environmental remediation by biofabricated nano-based adsorbents while also addressing the remediation of persistent organic pollutants. He has also highlighted the long-term development of environmentally benign biofabricated nanomaterial-based adsorbents, along with basic mechanisms as well as societal applications.

The Authors in chapter eight have shed light on nano-bioremediation and phytonanotechnology for the remediation of various categories of pollutants. They have also highlighted why these methods deliver great efficiency at a low cost when applied widely.

The Authors in chapter nine have explored the synthesis of bionanomaterials from various sources, their characterization, and diverse applications in the remediation of different environmental matrices such as water, air, and soil. Furthermore, they have also examined the challenges that need to be addressed and presented prospects for bio-nanomaterials in the ongoing battle against environmental pollution.

In chapter ten, the authors have discussed the principles of green nanotechnology, potential applications of green synthesised nanoparticles in the remediation of air, water, and soil, along with their superiority over other conventional treatment techniques. The authors have also highlighted the limitations and associated challenges so that, with continued research and development, green nanotechnology can ensure a brighter future for generations to come.

The Authors in chapter eleven have presented a comprehensive understanding of the photocatalytic activity and potential of NMs, paving the way for sustainable environmental remediation strategies. They have also discussed how the integration of nanomaterials in sustainable environmental management holds great promise for achieving cleaner air, water, and soil while minimizing the ecological footprint and safeguarding human health for future generations.

The Authors in chapter twelve have given a deep insight into the impact of nanocomposite TiO2 photocatalyst in wastewater effluents. They have also tried to prove the idea of modulating the photocatalytic process and anticipated the potential for using this process to accomplish the utilization of wastewater effluent resources.

The Authors in chapter thirteen have given a comparative account of different types of nanomaterial based carbon-di-oxide sensors and their wide applications in various fields. Their discussion has highlighted the role of carbon dioxide nano-sensors in the agri-food sector, leading to more sustainable methods, less waste, and better use of available resources for environmental monitoring.

The Authors in chapter fourteen have specifically discussed the practical use of a range of nanomaterials for air pollution remediation applications. They have also discussed the pivotal role of nanomaterials as nano adsorbents, nanocatalysts, nanofilters, and nanosensors, showcasing the versatility and effectiveness of nanotechnological applications in this field.

The Authors in chapter fifteen have highlighted the importance of nanotechnology as an innovative technique for the remediation of degraded soil. They have emphasized that the promotion of efficient and sustainable use of nanomaterials can enhance the productivity and fertility of polluted soils to ensure a safe and healthy environment without degrading natural resources.

The Authors in chapter sixteen have highlighted the pivotal role of nanoparticles in the degradation of toxic organic materials by leveraging their unique properties, making nanomaterials a promising solution for addressing environmental pollution and promoting sustainable remediation practices.