Heavy Metals in the Environment: Impact, Assessment, and Remediation

Heavy Metals in the Environment: Impact, Assessment, and Remediation is a comprehensive book that discusses the sources, origin, and health risks of heavy metals, as well as the application of GIS, remote sensing, and multivariate techniques to assess them. It also covers contamination indices and ecological risk indexes to provide a better understanding of the state of heavy metals in the environment.

\n Format: Paperback / softback
\n Length: 244 pages
\n Publication date: 26 November 2020
\n Publisher: Elsevier Science Publishing Co Inc
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Heavy Metals in the Environment: Impact, Assessment, and Remediation is a comprehensive guide that delves into the fundamental concepts of heavy metal pollutants and showcases cutting-edge techniques and technologies for their assessment and remediation. The book explores the sources, origins, and health risk assessment of heavy metals, while also discussing the application of GIS, remote sensing, and multivariate techniques in the comprehensive evaluation of these pollutants. Additionally, it includes various contamination indices, such as the contamination factor, geoaccumulation index, enrichment factor, and pollution index ecological risk index, to provide a deeper understanding of the state of heavy metals in the environment. Spanning a range of approaches, techniques, and scenarios, this book serves as a valuable resource for environmental scientists and policymakers seeking to address environmental pollutants effectively.

Introduction:
Heavy metals are a group of toxic elements that have significant environmental impacts due to their ability to accumulate in the soil, water, and living organisms. These metals can cause a range of health problems, including cancer, neurological disorders, and reproductive issues. As a result, it is essential to understand the sources, origins, and assessment of heavy metals in the environment.

Sources of Heavy Metals:
Heavy metals can be released into the environment from various sources, including industrial activities, mining, waste disposal, and agricultural practices. Industrial activities such as smelting, mining, and chemical processing can release heavy metals into the air, water, and soil. Mining activities can also contribute to the release of heavy metals, particularly in the form of tailings and waste rock. Waste disposal, including landfills and incineration, can also release heavy metals into the environment.

Origin of Heavy Metals:
The origin of heavy metals in the environment can be traced back to natural processes such as volcanic eruptions, weathering of rocks, and mining activities. However, human activities such as industrialization, urbanization, and agricultural practices have also contributed to the increase in the concentration of heavy metals in the environment.

Health Risk Assessment of Heavy Metals:
The health risk assessment of heavy metals is an important step in determining the extent of environmental contamination and the potential risks to human health. This assessment involves measuring the concentration of heavy metals in the environment and evaluating the potential exposure pathways. The results of this assessment can be used to develop effective remediation strategies and policies.

Application of GIS, Remote Sensing, and Multivariate Techniques:
GIS, remote sensing, and multivariate techniques have become increasingly important tools in the assessment of heavy metals in the environment. These tools allow for the visualization of spatial and temporal patterns of heavy metal contamination, which can help identify areas of high risk and prioritize remediation efforts.

Contamination Indices:
Several contamination indices have been developed to assess the extent of heavy metal contamination in the environment. These indices include the contamination factor, geoaccumulation index, enrichment factor, and pollution index ecological risk index. These indices provide a quantitative measure of the environmental risk posed by heavy metals and can be used to evaluate the effectiveness of remediation strategies.

Conclusion:
Heavy metals in the environment are a significant environmental concern that requires careful assessment and remediation. By understanding the sources, origins, and health risk assessment of heavy metals, as well as the application of GIS, remote sensing, and multivariate techniques, we can develop effective strategies to mitigate the environmental impact of these pollutants.

\n Weight: 522g\n
Dimension: 191 x 235 x 19 (mm)\n
ISBN-13: 9780128216569\n \n