The researches and case studies detailed in this book provide a great deal of information concerning herbicide use in a number of settings. Both in agricultural and non-crop settings, herbicides have found utility in weed management strategies universally. However, applications and methodologies have been continually undergoing advancements. The aim of this book is to facilitate a better understanding of perennially evolving weed compositions while maintaining the effectiveness of current options. This book, therefore, provides detailed research review on the prevalent trends in the utilization of herbicides, toxicity of herbicides and its impact on aquatic, soil biota and human health.