Arsenic contamination has become a global phenomenon. With the development of advanced technological detection tools, more affected geographical areashave been identified. The people most affected are those in the poorer socio-economic groups. This bookincludesanassessment of environmental health risks and economic impacts, and the technologies available for dealing with the problem. Written in a straightforward style, the book is designed toupdate knowledge on the dynamics of natural arsenic from the aquifers through groundwater to the food chain. Itoutlines efficient techniques for arsenic removal and aims toincrease awareness of the problem by administrators, policy makers and company executives With contributions from world-renowned experts in the field, this book explores developments in the transport kinetics, detection, measurement, seasonal cycling, accumulation, geochemistry, removal, and toxicology of arsenic. FInally, it provides bioremediation techniques for effective treatment of contaminated water supplies.