Environmental contamination poses a significant threat to ecosystems and human health. Nanomaterials, with their unique properties and versatility, have emerged as promising tools for environmental remediation. This book collates recent studies and new developments in effective environmental remediation using nanomaterials for cleaning pollutants in different environmental matrices. It explores the role of carbon and composite nanomaterials, bio nanomaterials, nanosheets, and phytonanotechnology. It also delves into photocatalytic applications of nanomaterials, using 3D-printed materials for the remediation of the environment, along with a deep analysis of the potential environmental risks, challenges, and the responsible use of nanomaterials. The authors also cover the prospective application and advantages of engineered nanomaterials, emphasizing the continuous growth and potential metamorphic impact of nanotechnology. Features Provides a comprehensive review of the rapidly growing field of nanotechnology. Includes in-depth discussion on the detection of pollutants with the help of nanomaterials. Offers a critical insight into the synthesis and characterization of nanomaterials. Covers a vast array of applications illustrating the wide use of different domains of nanotechnology along with their possible toxicological aspects. Presents the future of green nanomaterials as sustainable solutions in environmental remediation. This book is a great resource for researchers, academicians, students, and professionals in Environmental and Sustainable Engineering, Nanotechnology, and Environmental Remediation.