The book, , describes the state-of-the-art and potential of emerging technologies on bioremediation of toxic metal(loid)s. It has a compilation of the available comprehensive knowledge of the fundamentals and advancements in the field of bioremediation of toxic metal(loid)s. The mechanisms, applications, and current advancements of various bioremediation strategies used for metal(loid)s have been described in 21 chapters contributed by leading experts from different institutes, universities, and research laboratories from various countries across the globe including Argentina, Canada, Chile, Colombia, France, India, Japan, Republic of Korea, the United Kingdom, and the United States of America. This book offers a bird’s eye view on various bioremediation technologies based on a variety of biological agents viz. plants, bacteria, algae, fungi etc., used for environmental clean-up of toxic metal(loid)s.